Item 6C - Traffic StudyTRAFFIC IMPACT ANALYSIS FOR
Tommy's Express
Car Wash
Southlake, Texas
DECEMBER 22, 2023
Westwood December 22, 2023
Traffic Impact Analysis For:
Tommy's Express
Car Wash
Southlake, Texas
Commissioned By: Christianson Companies
For Submittal To: Town of Southlake
Reference:
Prepared By: Steve E. Stoner, P.E., PTOE
Westwood Professional Services, Inc.
7557 Rambler Road, Suite 1400
Dallas, Texas 75231-2388
(972) 235-3031
westwoodps.com
TBPELS Firm #10074301, Firm #11756
STEVE E. STONER
84828
�CENSF •''����
Page i I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
EXECUTIVE SUMMARY
The services of Westwood Professional Services were retained to prepare a Traffic
Impact Analysis (TIA) for the proposed automated car wash development located at 101
N Pearson Lane in the Town of Southlake, Tarrant County, Texas. The Project is referred
to herein as Tommy's Express Car Wash—Southlake. A reference copy of the proposed
site plan —provided by Christianson Companies and provided to Westwood for use in the
study —is included on the following pages.
The purpose of this report is to estimate the incremental impact on the background traffic
operational conditions caused by the proposed development within a specific study area
as determined by standardized engineering analyses. The study parameters used in this
TIA are based upon the requirements of Approving Agency and are consistent with the
standard industry practices used in similar studies.
Based upon the analyses performed herein, Westwood developed the following findings
and recommendations.
END
FINDING: Trip generation from the proposed development of an automated car
wash is anticipated to vary significantly by season and time of day. Peak trip
generation is anticipated to occur during the noon/early-afternoon period on
typical Saturdays. However, trip generation during the traditional weekday peak
hour periods, when traffic on the adjacent streets is highest (i.e., when `traffic
impact' is typically measured) is much lower. Based on the monthly number of
washes historically, the highest amount of traffic is expected to occur during the
month of August. However, most other months are generally 25% or more less
than trip generation in August. [NOTE: The results contained in this analysis
are based on the projected peak -month conditions and include traffic from a
potential retail building on the remainder of the site.]
FINDING: During the weekday AM and PM peak hour periods, the adjacent
intersection of W Southlake Boulevard and N Pearson Road generally operates
at Levels of Service C, which is good for urban corridors. The addition of site -
generated traffic is anticipated to result in very slight increase in average delays,
although no appreciable change in Level of Service is anticipated.
FINDING: An study of vehicle queuing was conducted at an existing Tommy's
Express Car Wash site in Euless, Texas. During the highest hours of site -
generated traffic, a maximum of six vehicles were observed in queue (measured
from the pay position) during the month of December. Factoring this peak queue
to the highest month (August), a projected maximum queue of twelve (12)
vehicles is anticipated. The site plan depicts an internal staging area for sixteen
(16) vehicles without interfering with the internal access easement. Therefore,
no spillback of carwash customer vehicles onto W Southlake Boulevard is
anticipated.
Page ii I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
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CHRISTIANSON
C O M P A N I E S
PH. (701) 281-9500
FAX (701) 281-9501
4609 33RD AVE. S.
SUITE 400
FARGO, ND 58104
DESIGN RESOURCES GROUP
SHEET DESCRIPTION:
SITE PLAN
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16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
Westwood December 22, 2023
TABLE OF CONTENTS
EXECUTIVE SUMMARY.......................................................................................... ii
PreliminarySite Plan..................................................................................................................iii
TABLE OF CONTENTS............................................................................................iv
INTRODUCTION..................................................................................................... 1
Purpose......................................................................................................................................
1
ProjectDescription....................................................................................................................
1
TRAFFIC IMPACT ANALYSIS...................................................................................
2
Approach...................................................................................................................................
2
StudyParameters......................................................................................................................
3
StudyArea.................................................................................................................................
3
Background Traffic Volume Data..............................................................................................
4
ExistingVolumes......................................................................................................................................................4
Projected Background Traffic Volumes....................................................................................................................4
Site -Related Traffic....................................................................................................................
5
TripGeneration and Mode Split...............................................................................................................................5
Trip Distribution and Assignment.............................................................................................................................6
Site -Generated Traffic Volumes...............................................................................................................................6
AnalysisTraffic Volumes..........................................................................................................................................6
Traffic Operational Analysis Roadway Intersections............................................................
7
Description...............................................................................................................................................................7
Summaryof Results.................................................................................................................................................8
SUPPLEMENTAL ANALYSES.................................................................................
10
Internal Stacking Analysis........................................................................................................
10
CONCLUSIONS..................................................................................................... 11
Page iv I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
LIST OF TABLES:
Table 1. Development Program Summary
Table 2. Historical Daily Traffic Volume Data
Table 3. Projected Trip Generation Summary
Table 4. Peak Hour Intersection Capacity Analysis Results Summary (Signalized Intersections)
Table S. Peak Hour Intersection Capacity Analysis Results Summary (Unsignalized Intersections)
Table 6. Internal Car Wash Stacking Evaluation
LIST OF EXHIBITS:
Exhibit 1. Site Location and Study Area Map
LIST OF APPENDICES:
APPENDIX A. Traffic Volumes Exhibits
APPENDIX B. Detailed Traffic Volume Data
APPENDIX C. Site -Generated Traffic Supplement
APPENDIX D. Detailed Intersection Capacity Analysis Results
Page v I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
INTRODUCTION
The services of Westwood Professional Services ("Westwood") were retained by
Christianson Companies on behalf of Tommy's Express Car Wash (the "Applicant")
to prepare a Traffic Impact Analysis for a proposed automated car wash development
located at ioi N Pearson Lane —the northeast corner of the intersection of W Southlake
Boulevard and N Pearson Lane —in Southlake, Texas. The Project is referred to herein as
Tommy's Express Car Wash-Southlake (the "Project"). A proposed site plan for the
Project, provided by Christianson Companies, that was provided to Westwood for use as
the basis for this study, is included after the Executive Summary section of this report.
In order to facilitate development of the Project, the Applicant has made a request to the
Town of Southlake (the "Approving Agency") for rezoning of the subject property. As part
of the application process for this request, submittal of a TIA, commissioned by the
Applicant, is required for the Approving Agency's review.
This study was prepared by traffic engineers at Westwood (the "Engineer") in accordance
with industry and local standards. Westwood is a licensed engineering firm that provides
professional engineering and related services.
Purpose
A Traffic Impact Analysis (TIA) is an engineering study used to project and analyze the
impacts on the operations of public, transportation facilities anticipated to be generated
by a specific Project. In some instances, those Project -related impacts can be sufficiently
accommodated by the existing transportation network without resulting in undue
conditions; while in other cases, mitigation measures may be necessary to achieve desired
conditions. The purpose of the TIA is to provide relevant information to the Applicant
and Approving Agency for consideration in determining mitigation or other
requirements.
Commissioning a TIA may be required by an Approving Agency when an Applicant is
seeking approvals or entitlements for the Project. A TIA should be prepared by a licensed
Engineer skilled in the principles of traffic and transportation engineering and planning.
The general methodologies, processes, and guidelines used in a TIA are established by
industry standards that are maintained by technical organizations such as the Institute
of Transportation Engineers (ITE) and others; although, the project -specific parameters
of each study (e.g., study locations, analysis scenarios, analytical assumptions, etc.) may
be established by local ordinances or technical staff of the Approving Agency.
NOTE: It is not the intent of this TIA to provide site plan review, validate design
standards, nor substitute for local or regional transportation planning. The findings of
this report should be considered informational.
Project Description
The Project is proposed to consist of an automated car wash use with self -serve vacuums.
Customers may pay per use or through a membership. The car wash will occupy the
Pagel I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
eastern portion of the 2.326-acre site. The western portion of the site is not immediately
planned to be developed; however, a commercial (retail) building was assumed in order
to account for full buildout potential of the property. Table 1 provides a summary of the
land uses considered in this analysis.
Table 1. Development Program Summary
USE
FUTURE AMOUNT
Automated Carwash
1 tunnel
Retail Building
6,906 SF
(Hypothetical)
NOTE. The development program provided above is based upon the most current and complete
information available at the time of this study publication. Buildout years are estimated and may
change based on market or other conditions.
The development is proposed to be served by two driveways:
• One existing driveway on W Southlake Boulevard that will be shared with the
existing municipal utility property located at 3200 W Southlake Boulevard
• One proposed driveway on N Pearson Lane
The property is currently zoned C-2 (Commercial) and is undeveloped.
TRAFFIC IMPACT ANALYSIS
The following is a description of the analyses performed as part of this Traffic Impact
Analysis.
Approach
The TIA presented in this report analyzed the operational conditions within a pre-
determined study area at relevant, typical peak hours using standardized analytical
methodologies, where applicable. Actual traffic volumes were collected to represent
baseline traffic conditions, and background traffic growth was estimated based on a
review of historical traffic volumes. Then, traffic generated by the proposed development
was calculated using the industry -standard four -step approach of trip generation, mode
split, trip distribution, and traffic assignment. Adding the site -generated traffic to the
background traffic results in projected site buildout conditions. By analyzing traffic
operations within the study area with and without site -generated traffic the Projects
"impact" can be measured.
The study may also include other analysis scenarios that do not directly relate to impact
of the Project. For any analysis scenario, the Engineer may identify or recommend
measures to mitigate undue operational conditions that may or may not relate to Project
impact. However, any mitigation measures provided by the Engineer are only intended
for the consideration of the Approving Agency and the Applicant and are not intended to
represent a mandate nor an offered action on any parry's behalf.
Page 2 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
Study Parameters
The study parameters used in this TIA are based upon industry standard practices and
requirements of the Town of Southlake, where applicable. Project -specific study
parameters were reviewed with Town staff at the outset of the study.
This study contains an analysis of traffic operations on the surrounding public roadways
system for a representative one -hour peak traffic volume during the weekday AM and the
weekday PM. Although the circumstances of each project may differ, weekday peak hours
generally occur between 7.00 and 9.0o AM and 4.3o and 6.30 PM.
The analysis scenarios addressed in this study include the following:
• at existing conditions ("Existing" scenario)
• at site buildout year:
o without site -generated traffic ("No Build" scenario)
o with site -generated traffic ("Build" scenario)
NOTE: The analysis results for all future conditions or scenarios require assumptions,
projections, and estimations and should be considered approximate. All such cases are
based on the professional judgment of the Engineer and consider the best available
technical data were available. The Institute of Transportation Engineers states that
natural changes in traffic patterns inevitably occur over time, so the margin of error for
projected traffic volumes proportionately increases as the time period is extended. For
example, it should be noted that projected hourly turning movement volumes beyond five
years inherently contain significant assumptions.
A specially requested scope item was to evaluate the anticipate queuing of customers to
assess whether the site provides sufficient stacking space to avoid spillback onto W
Southlake Boulevard.
Study Area
The study area for a TIA is typically defined to allow an assessment of the most relevant
traffic impacts to the local area. The extent of the study area is discretionary but is
generally commensurate with the scale of the proposed development. Special localized
factors may also be considered. The specific locations included in the study area of this
TIA are listed below and depicted in Exhibit 1.
Traffic -Signal -Controlled Study Intersections:
a) W Southlake Boulevard and N Pearson Lane
Roadways Adjacent To Site:
1) W Southlake Boulevard (FM 1709), east of N Pearson Lane
a) Existing operation and cross-section:
• six lanes
• two-way operation (east/west)
• median -divided
b) Designations:
• Southlake 2035 Master Thoroughfare Plan: A6D-130' to 140' (Arterial)
Page 3 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
• Southlake 2035 Official Pathways Map: Existing Multi -Use
c) Current Daily Traffic Volume: 29,721 (Wednesday, April 17, 2019, source:
TxDOT Traffic Count Database System)
d) Posted Speed Limit: 45 MPH
2) N Pearson Lane, north of W Southlake Boulevard
a) Existing operation and cross-section:
• two lanes
• two-way operation (north/south)
• undivided
b) Designations:
• Southlake 2035 Master Thoroughfare Plan: A3U--70' (Arterial)
• Southlake 2035 Official Pathways Map: Tier 3 Priority Segment
c) Current Daily Traffic Volume: 5,433 (Wednesday, April 17, 2019, source:
TxDOT Traffic Count Database System)
d) Posted Speed Limit: 35 MPH
Background Traffic Volume Data
Existing Volumes
Current traffic volumes were collected during the analysis periods at the study area
intersection on Thursday, December 14, and Saturday, December, 16, 2023. Traffic
volumes are graphically summarized in APPENDIX A; detailed data sheets are provided
in APPENDIX B.
Projected Background Traffic Volumes
Projected background traffic volumes are the estimated study area traffic volumes that
are projected to exist at the Project buildout year, excluding traffic generated by the
Project. If justified, background traffic volumes may incorporate a background growth
rate to account for normal growth expected to occur over time due to factors such as
population increases, property development/redevelopment, etc. An estimated average
growth rate applied to current traffic volumes is a common method used to project the
background traffic volumes. A review of historical traffic volume data can provide an
indication of such trends. Table 2 provides a summary of prior traffic volumes in the
vicinity of the Project that WESTWOOD considered to calculate an estimated growth rate
used in this study.
Page 4 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
Table 2. Historical Daily Traffic Volume Data
HISTORICAL DAILY
ANNUAL GROWTH
ROADWAY SEGMENT
VOLUME (DATE)
RATE
W Southlake Boulevard, west
31,315 (119)A
of Randoll Mill Avenue
37,628 ('14)A
3.61%
Data Source: A = TxDOT Traffic Count Database System
According to these data, traffic volumes in the vicinity of the subject site are generally
decreasing. Although no positive growth is evident, Westwood assumed a growth rate of
one (i.o) percent per year for purposes of this study in order to estimate future
background traffic volumes.
By applying the assumed growth rate(s) described previously, future background traffic
volumes at the Project buildout year were calculated for the study area intersections.
These volumes are graphically summarized in APPENDIX A.
Site -Related Traffic
Trip Generation and Mode Split
Trip generation is calculated in terms of trip ends — a trip end is a one-way vehicular trip
entering or exiting a site driveway (i.e., a single vehicle entering and exiting a site
represents two trip ends). Trip generation is often calculated using the Institute of
Transportation Engineers (ITE) Trip Generation manual (iith Edition). ITE Trip
Generation is a compilation of actual, vehicular traffic volume generation data and
statistics by land use as collected over several decades by creditable sources across the
country. Using the ITE equations and rates is an accepted methodology to calculate the
projected site -generated traffic volumes for many land uses (though engineering
judgment is strongly advised).
The base trip generation data from ITE generally reflect average conditions for a
standalone use on a typical day. However, in some cases, the Engineer may judge that
other factors may be of sufficient significance to warrant adjusting the base ITE
calculations in order to more accurately reflect Project -specific conditions. For this
analysis ITE was used to calculate trip generation for the standalone retail building;
however, for the carwash use, the ITE data was considered to be outdated, and an
independent trip generation study of a similar site was conducted.
Mode split refers to the consideration of trip generation by all modes of transportation.
However, for this analysis no special mode split factors that warranted adjustments to
trip generation were applicable.
Table g provides a summary of the calculated trip ends generated by the project.
Supplemental information used in the trip generation calculations is provided in
APPENDIX C.
Page 5 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
Table 3. Projected Trip Generation Summary
AM PEAK HOUR
PM PEAK HOUR
PM PEAK HOUR
DAILY TRIP
TRIP ENDS
TRIP ENDS
TRIP ENDS
SCENARIO
ENDS
(ADJACENT STREET
(ADJACENT STREET
(ADJACENT STREET
(WEEKDAY)
PEAK)
PEAK)
PEAK)
Total (In/Out)
Total (In/Out)
Total (In/Out)
Automated Carwash
1 Tunnel
1,912
89 (45/43)
149 (64/85)
339 (165/174)
(independent study)*
Retail Building
6,906 SF
521
23 (14/9)
60 (30/30)
45 (23/22)
ITE LUC #822
TOTAL
2,433
112 (59/52)
209 (94/115)
384 (188/196)
* Study conducted at: Tommy's Express Car Wash, 250 Euless Boulevard, Euless, TX 76040 on
Thursday, December 7 & Saturday, December 9, 2023. Hours of operation: seven days/week, 7:00
AM-9:00 PM. Includes peak -month adjustment factor based on corporate data.
Trip Distribution and Assignment
The distribution and assignment of site -generated trip ends to the surrounding roadway
system is determined by proportionally estimating the orientation of travel via various
travel routes. This is a subjective exercise based upon professional judgment considering
such factors as directional characteristics of existing local traffic, trip attributes (e.g., trip
purpose, trip length, travel time, etc.), roadway features (e.g., capacity, operational
conditions, character of environment), regional demographics, etc.
Traffic for the proposed redevelopment was distributed and assigned to the study area
roadway network based upon consideration of the factors listed above. Detailed trip
distribution and traffic assignment calculations and results are summarized in
APPENDIX C.
Site -Generated Traffic Volumes
Site -generated traffic is calculated by multiplying the trip generation value (from Table
g) by the corresponding traffic assignments (from APPENDIX Q. The resulting
cumulative (for all uses) peak period site -generated traffic volumes at buildout of the
Project are graphically summarized in APPENDIX A.
Analysis Traffic Volumes
The addition of site -generated traffic and background ("No Build") volumes yield the
projected "Build" scenario volumes (also graphically summarized in APPENDIX A) from
which the traffic impact of the Project can be measured. A conceptual depiction of study
area intersection geometry and traffic control devices is also graphically summarized in
APPENDIX A.
Page 6 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
Traffic Operational Analysis —Roadway Intersections
Description
The level of performance of civil infrastructure can often be measured through an analysis
of volume and capacity that considers various physical and operational characteristics of
the system. For vehicular traffic an operational analysis of roadway intersection capacity
over a 6o-minute period is the most detailed type of analysis. An industry -standardized
methodology for this type of analysis was developed by the Transportation Research
Board and is presented in the Highway Capacity Manual (HCM). HCM uses the term
"Level of Service" (or, LOS) to qualitatively describe the efficiency using a letter grade of
A through F. Generally, LOS can be described as follows:
LOS A = free, unobstructed flow
LOS B = reasonably free flow
LOS C = stable flow
LOS D = approaching unstable flow
LOS E = unstable flow, operating at design capacity
LOS F = operating over design capacity
Traffic operational analysis is typically measured in one -hour periods during day-to-day
peak conditions. In most urban settings, LOS C, or better, is desirable, although LOS D
is generally considered "acceptable". LOS E indicates a facility or maneuver is
approaching capacity, while LOS F is theoretically an over -capacity condition. For high -
volume transportation facilities in urban setting, LOS E or F conditions during peak
periods is not uncommon. In some cases measures to increase capacity, either through
operational changes or physical improvements, can be identified to improve efficiency
and sometimes improve Level of Service.
Intersection LOS is determined based upon the calculated average seconds of delay per
vehicle. For intersections controlled by a traffic signal (i.e., "signalized intersections")
the average delay per vehicle can be effectively calculated by movement, by approach, or
averaged for the entire intersection. Traffic control at intersections without a traffic
signal (i.e., "unsignalized intersections"), include all -way STOP -sign -control or minor -
street STOP -sign -control. Average delay at unsignalized intersections is only calculated
for movements that must stop or yield right-of-way. So, for minor -street STOP -control
intersections, the major street maneuvers with right-of-way have no delay; therefore,
Level of Service is only calculated for the stopping or yielding maneuvers (not the entire
intersection).
NOTE: The HCM unsignalized intersection analysis methodology was developed and
calibrated for low -to -moderate volume intersections. When applied to minor -street
STOP -controlled intersections with a high -volume major street, the average delay per
vehicle on the minor street approaches often have high average delays resulting in low
(poor) Level of Service, regardless of the volume. Such conditions are common but
cannot be analytically mitigated unless a traffic signal is installed. However, traffic signal
installation requires satisfaction of one or more established Traffic Signal Warrants per
the Manual of Uniform Traffic Control Devices AND approval of the responsible agency.
Neither Level of Service nor vehicle delay is justification for traffic signal installation.
Page 7 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
The following table summarizes the LOS criteria for signalized and unsignalized
intersections as defined in the latest edition of the Highway Capacity Manual.
Signalized Intersection
(Average Delay per Vehicle)
Unsignalized Intersection
(Average Delay per Vehicle)
LOSA
<10
<10
LOSB
>10-<20
>10-<15
LOSC
>20-<35
>15-<25
LOSD
>35-<55
>25-<35
LOSE
>55-<80
>35-<50
LOS F
> 80
> 50
Summary of Results
Intersection capacity analyses presented in this study were performed using the Synchro
software package. Table 4 and Table 5 provide a summary of the peak period
intersection operational conditions under the analysis conditions presented previously.
Detailed software output is provided in APPENDIX D.
NOTE: Traffic signal operational parameters used in this analysis were based upon
actual, existing traffic signal operational characteristics observed in the field at the time
of traffic data collection.
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Table 4. Peak Hour Intersection Capacity Analysis Results Summary
(Signalized Intersections)
INTERSECTION
EXISTING CONDITIONS
NO BUILD CONDITIONS
BUILD CONDITIONS
AM
PM
Saturday
AM
PM
Saturday
AM
PM
Saturday
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
Highway 55
@ Sportsmanship Way
Overall
C
(29.5)
C
(30.0)
C
(25.4)
C
(29.5)
C
(30.6)
C
(25.6)
C
(31.9)
C
(33.3)
C
(33.9)
EBL
B
B
B
C
B
D
A
(12.6)
(17.1)
(12.0)
(32.3)
(17.8)
(45.2)
1 (5.2)
B
D
D
B
C
D
A
(13.4)
(36.0)
(35.7)
(19.9)
(22.1)
(50.8)
(0.2)
B
C
B
C
B
D
A
(12.9)
(28.6)
(13.4)
(23.3)
(13.8)
(41.5)
(0.1)
B
B
B
C
B
D
A
(13.2)
(16.6)
(11.6)
(32.1)
(18.7)
(48.0)
(s.b)
B
D
D
B
C
D
A
(13.6)
(36.8)
(36.3)
(19.9)
(23.1)
(52.1)
(0.2)
B
C
B
C
B
D
A
(12.9)
(28.8)
(13.6)
(23.5)
(13.7)
1 (41.7)
(0.1)
B
B
B
D
B
D
A
(19.9)
(17.5)
(12.4)
(35.3)
(18.2)
(49.1)
(6.6)
B
D
D
C
B
D
A
(17.0)
(38.7)
(37.5)
(25.3)
(19.1)
(50.4)
(8.6)
C
C
B
D
B
D
1 A
(23.0)
(31.8)
(19.6)
(38.9)
(14.3)
(40.6)
1 (1.6)
EBTR
WBL
WBTR
NBLTR
SBLT
SBR
NOTE: Traffic signal operational parameters for the existing traffic signal used in this analysis were based on existing conditions observed in the field at the time of the traffic counts. Traffic signal operational
parameters for hypothetical conditions were optimized using the Synchro software.
Table 5. Peak Hour Intersection Capacity Analysis Results Summary
(Unsignalized Intersections)
INTERSECTION
TRAFFIC
MANEUVER
EXISTING CONDITIONS
NO BUILD CONDITIONS
BUILD CONDITIONS
AM
PM
Saturday
AM
PM
Saturday
AM
PM
Saturday
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
LOS delay
N Pearson Lane
@ Private Driveway/Site Driveway (# 1)
NBLTR
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
A
A
(0.0)
(0.0)
(0.0)
(0.0)
A
A
B
A
(0.0)
(0.0)
(14.5)
(8.0)
A
A
B
A
(0.0)
(0.0)
(13.4)
(7.8)
A
A
B
A
(0.0)
(0.0)
(13.7)
(7.9)
EBLTR
W B LTR
SBLTR
W Southlake Boulevard
@ Site Driveway (#2)
EBT
A
A
A
(0.0)
(0.0)
(0.0)
A
A
A
(0.0)
(0.0)
(0.0)
A
A
A
(0.0)
(0.0)
(0.0)
A
A
A
(0.0)
(0.0)
(0.0)
A
A
A
(0.0)
(0.0)
(0.0)
A
A
A
(0.0)
(0.0)
(0.0)
A
A
D
(0.0)
(0.0)
(33.3)
A
A
C
(0.0)
(0.0)
(19.3)
A
A
C
(0.0)
(0.0)
(22.1)
WBTR
SBR
KEY:
A, B, C, D, E, F = Level -of -Service
NB-, SB-, EB-, WB- = intersection approach; -L, -T, -R = left -turn, through, right -turn maneuver
AM = AM Peak Hour of Adjacent Street
PM = PM Peak Hour of Adjacent Street
Page 9 1 Traffic Impact Analysis
TCRG Multifamily
Westwood
December 22, 2023
SUPPLEMENTAL ANALYSES
The following supplemental analyses were requested by the Town staff during the scoping
confirmation.
Internal Stacking Analysis
Town staff requested an analysis to ensure the proposed site provides adequate internal
space to accommodate waiting vehicles without causing spillback onto W Southlake
Boulevard. As shown on the proposed site plan, the site can accommodate approximately
sixteen (16) vehicles from the pay position to the internal access easement (additional
vehicles can be accommodated elsewhere within the site).
To evaluate the anticipated vehicle queue, Westwood conducted observations (by video)
of the queuing at the Euless Tommy's Express Car Wash site concurrent with the trip
generation study. Video of the queuing was observed during the highest hours of trip
generation, which occurred during the early noon period on Saturday. The maximum
queues were then factored by the same peak month factor applied to the trip generation.
The results of the study are shown in Table 6.
Table 6. Internal Car Wash Stacking Evaluation
PROJECTED
ACTUAL OBSERVED
HIGHEST HOUR
MAXIMUM QUEUE
QUEUE (VEHICLES)*
(VEHICLES)*
12:00PM-1:00PM
4
8
(Saturday)
1:00PM-2:00PM
6
12
(Saturday)
2:00PM-3:00PM
3
6
(Saturday)
* Measured from pay position.
Page 10 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood December 22, 2023
CONCLUSIONS
NOTE: Recommendations presented in this report reflect the opinion of Westwood based solely upon
technical analysis and professional judgment but are not intended to infer mandates or funding
responsibility. Any proposed improvements in the public right-of-way are subject to approval of the
responsible agency(-ies). Should the approving agency determine that any off -site improvements are
required for approval of the Project, legal precedents apply with regard to jurisdiction and funding allocation.
The following findings and, if applicable, recommendations were based upon an analysis
of the anticipated traffic impact generated by the proposed development scenario
outlined in the Project Description section of this report.
FINDING: Trip generation from the proposed development of an automated car
wash is anticipated to vary significantly by season and time of day. Peak trip
generation is anticipated to occur during the noon/early-afternoon period on
typical Saturdays. However, trip generation during the traditional weekday peak
hour periods, when traffic on the adjacent streets is highest (i.e., when `traffic
impact' is typically measured) is much lower. Based on the monthly number of
washes historically, the highest amount of traffic is expected to occur during the
month of August. However, most other months are generally 25% or more less
than trip generation in August. [NOTE: The results contained in this analysis
are based on the projected peak -month conditions and include traffic from a
potential retail building on the remainder of the site.]
FINDING: During the weekday AM and PM peak hour periods, the adjacent
intersection of W Southlake Boulevard and N Pearson Road generally operates
at Levels of Service C, which is good for urban corridors. The addition of site -
generated traffic is anticipated to result in very slight increase in average delays,
although no appreciable change in Level of Service is anticipated.
FINDING: An study of vehicle queuing was conducted at an existing Tommy's
Express Car Wash site in Euless, Texas. During the highest hours of site -
generated traffic, a maximum of six vehicles were observed in queue (measured
from the pay position) during the month of December. Factoring this peak queue
to the highest month (August), a projected maximum queue of twelve (12)
vehicles is anticipated. The site plan depicts an internal staging area for sixteen
(16) vehicles without interfering with the internal access easement. Therefore,
no spillback of carwash customer vehicles onto W Southlake Boulevard is
anticipated.
END OF MEMO
Page 11 1 Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Westwood
December 22, 2023
APPENDIX A. Traffic Volumes Exhibits
APPENDIX I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Appendix Ala - Existing Roadway Lane Geometry and Traffic Control
Private Driveway
Keller Pkwy
11
ng
TA
N
IN
N
.L
0
CO
- - - - - - - - - -
W Southlake Blvd
North ^
Not to Scale
0044060.00 12/21/2023
DJG Westwood
Appendix Alb - Proposed Roadway Lane Geometry and Traffic Control
J
0
O
Ca
N
IZ
Z
Site Driveway #1
•
•
Private Driveway
o �
Keller Pkwy >
I
17
TZ
W Southlake Blvd
North ^
Not to Scale
0044060.00 12/21/2023
DJG Westwood
North ^
Not to Scale
0044060.00 12/21/2023
DJG Westwood
Appendix A2a - Existing AM Peak Hour Traffic Volumes
Private Driveway
J
O
C6
N
IZ
Z
N
OCn
0a�
T
0�
ti
N
R229
+ y
�4-1835
x-67
Keller Pkwy 18-0
453->
5-A
C)
i
N N I--
724�
T
rn
v
O
r
CV
M
a)
.L
0
a�
U)
L31
T-
W Southlake Blvd
North ^
Not to Scale
0044060.00 12/21/2023
DJG Westwood
Appendix A2b - Existing PM Peak Hour Traffic Volumes
Private Driveway
Keller Pkwy 41-f
1861->
13-A
0044060.00
DJG
Ong
Vi T
00
0
N
R131
4-1094
0-119
0
i
M OOM 2105�
N O
rn
v
O
r
LR
F1344
T-
W Southlake Blvd
North ^
Not to Scale
12/21/2023
Westwood
Appendix A2c - Existing Saturday Peak Hour Traffic Volumes
Private Driveway
Keller Pkwy 21-0
1117->
10-A
0044060.00
DJG
Ong
R136
F1151
x-78
•
R, ti 1292-)-
CO
rn
v
O
r
L65
T-
W Southlake Blvd
North ^
Not to Scale
12/21/2023
Westwood
Appendix A3a - No Build AM Peak Hour Traffic Volumes
Private Driveway
J
O
C6
N
a-
Z
N
O
O
0
T
6�
o00
N
R234
F1872
x-68
Keller Pkwy 18-0
462->
5-A
0
i
N N � 739�
T
rn
v
O
r
CV
M
a)
.L
0
a�
U)
L74
T-
W Southlake Blvd
North ^
Not to Scale
0044060.00 12/21/2023
DJG Westwood
Appendix A3b - No Build PM Peak Hour Traffic Volumes
J
O
C6
N
0-
Z
N
O N
;•
00-
Private Driveway
o0
N
R134
�
4-1116
------�+
121
Keller Pkwy 42''
+
1898-
N
13-A
Cn
(D
v
I�
O
r
0044060.00
DJG
0
i
CV
M
a)
.L
0
a�
U)
LR
F1371
T-
2147-3- W Southlake Blvd
North ^
Not to Scale
12/21/2023
Westwood
Appendix AR - No Build Saturday Peak Hour Traffic Volumes
Private Driveway
Keller Pkwy 21-0
1139->
10-A
0044060.00
DJG
Ong
R139
F1174
r80
•
�0 1318�
TA
rn
v
O
r
L92
T-
W Southlake Blvd
North ^
Not to Scale
12/21/2023
Westwood
Appendix A4a - Site Generated AM Peak Hour Traffic Volumes
North ^
Not to Scale
J
O
L
Ca
N
a-
N
Z
R3
c�
CD y y
• r31
Site Driveway #
-
Private Driveway 0*
ooCD
�L
aD
0�
�
RO
N
*-
R
i y L
, r0
•
-07
- - _
Keller Pkwy 20�
oMo
0�
W Southlake Blvd
0-
T
rn
v
O
r
0044060.00 12/21/2023
DJG Westwood
Appendix A4b - Site Generated PM Peak Hour Traffic Volumes
North ^
Not to Scale
J
O
L
Ca
N
a-
CV
Z
Rg
c�
y y
• ; 69 Site Driveway #
-
Private Driveway 0.
0'
oo�
�L
0�
v�
RO 4h.
FO
'k-42
y L
,�r0 •
-0
- - _
Keller Pkwy 40->
W Southlake Blvd
o�0
0-
T
rn
v
O
r
0044060.00 12/21/2023
DJG Westwood
Appendix A4c - Site Generated Saturday Peak Hour Traffic Volumes
0�
North ^
Not to Scale
R10
M
y
[. �1118 Site Driveway #
•
Private Driveway 0,
�" oo�
L
0-*
G7
0 CD CO
RO
FO
*-85
y L
r0 •
FO
Keller Pkwy 80�
o�0 0�
W Southlake Blvd
0�
TZ
rn
v
O
r
0044060.00 12/21/2023
DJG Westwood
Appendix A5a - Build AM Peak Hour Traffic Volumes
J
O
L
Ca
a)
a_
Z
R3
ooc�
+ L
E0
•r31
Private Driveway 000
ri00o
f� M
oy
CV
rl',
R234
CO CO CO
F1872
,r68
-
Keller Pkwy 45''
462-> c'4 cN 00
5�
Cn
(D
v
O
r
0044060.00
DJG
Site Driveway #1
00
•
739-)-
N
M
a)
�L
0
U)
R27
-2174
W Southlake Blvd
North ^
Not to Scale
12/21/2023
Westwood
Appendix A5b - Build PM Peak Hour Traffic Volumes
North ^
Not to Scale
J
O
L
Ca
N
0- CV
Z
R6 c�
y � ; 69 Site Driveway #
�L
Private Drivewa=no-�0�
N
0�, IR134 4h.
���
*-1116 � R42
1W + y .�r121 • 4-1371
Keller Pkwy 1898� �?� 2147� W Southlake Blvd
13�
rn
v
O
r
0044060.00 12/21/2023
DJG Westwood
Appendix A5c - Build Saturday Peak Hour Traffic Volumes
0�
0044060.00
DJG
N
R10 M
y [.
�1118 Site Driveway #
•
L
Private Driveway 0�o��
y, ° R139
NJ CO CO F1174 R85
.x-80 <-l392
109 CO 1318�
Keller Pkwy Southlake Blvd
1139- N
10�
TZ
T
rn
v
O
r
North ^
Not to Scale
12/21/2023
Westwood
Westwood
December 22, 2023
APPENDIX B. Detailed Traffic Volume Data
APPENDIX I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
Leg
N Pearson Lane
W Southlake Boulevard
S Pearson
Lane
W Southlake Boulevard
Direction
Southbound
Westbound
Northbound
Eastbound
Start Time
Right Thru
Left
U-Tum
App Total Peds CW Peds CCW
Right
Thru Left
U-Tum
App Total Peds CW Peds CCW Right
Thru
Left
U-Tum
App Total Peds
CW Peds CCW
Right
Thru Left
U-Tum
App Total Peds CW Ped:
Iot Total
2023-12-14 07:00:OC
28
6
2
0
36
0
0
2
76
0
0
78
0
0
3
5
16
0
24
0
0
10
383
20
1
414
0
552
2023-12-14 07:15:OC
39
4
6
0
49
0
0
5
86
0
0
91
0
0
4
7
14
0
25
0
0
21
542
46
0
609
I.
774
2023-12-1407:30:OC
61
10
12
0
83
0
0
5
135
1
0
141
0
0
9
6
20
0
35
0
a
18
464
91
0
573
832
2023-12-14 07:45:OC
64
10
13
0
87
0
0
6
156
4
0
186
0
0
7
8
29
0
44
0
0
18
446
72
1
537
834
2023-12-1408:00:OC
66
6
6
0
78
0
a
7
186
2
1
198
0
0
7
11
44
0
62
0
0
22
439
33
0
494
832
2023-12-14 08:15:OC
55
5
6
0
88
0
0
1
161
1
1
164
0
0
3
4
36
0
43
0
0
21
448
29
1
499
772
2023-12-1408:30:OC
25
5
6
0
36
0
0
5
165
1
1
172
0
0
5
5
11
0
21
0
0
24
450
31
2
507
736
2023-12-14 08:45:OC
32
5
13
0
50
0
0
6
183
2
0
191
0
0
4
8
24
0
34
0
0
31
461
37
0
529
804
2023-12-14 16:30:OC
28
7
7
0
42
0
0
8
4fi0
4
4
476
0
0
5
14
20
0
39
0
a
28
249
34
0
311
86a
2023-12-14 16:45:OC
47
6
12
0
65
0
0
9
407
3
4
423
0
0
7
9
25
0
41
0
0
25
291
24
0
340
869
2023-12-14 17:00:OC
26
12
8
0
46
0
0
17
487
0
4
508
0
0
8
3
31
0
42
0
0
33
278
46
0
357
953
2023-12-14 17:15:OC
52
3
9
0
64
0
0
11
487
2
1
501
0
0
2
10
25
0
37
0
0
26
324
32
0
382
984
2023-12-14 17:30:OC
32
11
10
0
63
0
0
4
464
5
0
473
0
0
2
6
28
0
36
0
0
25
273
18
0
316
878
2023-12-14 17:45:OC
25
4
6
0
35
0
0
9
423
6
0
438
0
0
7
9
25
0
41
0
0
35
219
35
0
289
803
2023-12-14 18:00:OC
33
10
7
0
50
0
0
2
378
9
0
389
0
0
4
5
33
0
42
0
0
20
249
26
0
296
776
2023-12-14 1815:OC
14
5
2
0
21
0
0
7
365
6
0
378
0
0
2
6
24
0
32
0
0
13
209
29
0
251
II
682
Grand Total
627
109
125
0
$61
0
0
104
4621
46
16
4787
0
0
79
114
405
0
598
0
0
370
5725
603
5
6703
0
0
12949
%Approach
72.8%
12.7%
14.5%
0.0%
2.2%
96.5%
1.0%
0.3%
13.2%
19.1%
67.7%
0.0%
5.5%
85.4%
9.0%
0.1%
%Total
4.8%
0.8%
1.0%
0.0%
6.6%
0.8%
35.7%
0.4%
0.1%
37.0%
0.6%
0.9%
3.1%
0.0%
4.6%
2.9%
44.2%
4.7%
0.0%
61.8%
Lights
615
105
122
0
842
101
4573
46
16
4736
78
114
400
0
592
367
5672
585
5
6629
12799
%Lights
98.1%
96.3%
97.6%
0.0%
97.8%
97.1%
99.0%
100.0%
100.0%
98.9%
98.7% 100.0%
98.8%
0.0%
99.0%
99.2%
99.1%
97.0%
100.0%
98.9%
98.8%
Articulated Trucks
0
1
0
0
1
0
7
0
0
7
0
0
0
0
0
0
12
2
0
14
22
% Articulated Trucks
0.0%
0.9%
0.0%
0.0%
0.1%
0.0%
0.2%
0.0%
0.0%
0.1%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.2%
0.3%
0.0%
0.2%
0.2 %
Buses and Single -Unit Truck
12
3
3
0
18
3
41
0
0
44
1
0
5
0
6
3
41
16
0
60
128
% Buses and Single -Unit Truck:
1.9%
2.8%
2.4%
0.0%
2.1%
2.9%
0.9%
0.0%
0.0%
0.9%
1.3%
0.0%
1.2%
0.0%
1.0%
0.8%
0.7%
2.7%
0.0%
0.9%
1.0 %
Pedestrians
0
0
0
0
0
0
0
0
%Pedestrians
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
Bicycles on Crosswalk
0
0
0
0
0
0
0
0
% Bicycles on Crosswalk
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
Lsg
Pearson Lane
Southlake Boulevard
Pearson Lane
Southlake Boulevard
Direction
Southbound
WeWound
Northbound
Eastbound
StartTims
Righl Thru
Left
U-Tum
App Total Peds CW Peds CCW
Righl Thru
Left
U-Tum
App Total Peds CW Peds CCW Righl Thru Left
U-Tum
App Total Peds
CW Peds CCW
Righl Thru
Left
U-Tum
App Total Peds CW Peds CCW Int Total
2023-12-16 11:00:OC
36
7
2
0
45
0
0
2
212
2
0
216
0
0
4
5
17
0
26
0
0
15
282
23
0
320
0 0
607
2023-12-16 11:15:OC
25
8
4
0
37
0
0
5
260
2
1
288
0
0
3
5
12
0
20
0
0
16
299
31
0
346
0 0
671
2023-12-16 11:30:OC
33
7
3
0
43
0
0
8
197
3
0
208
0
0
4
3
25
0
32
0
0
22
364
32
1
419
0 0
702
2023-12-16 11:45:OC
28
5
9
0
42
0
0
7
261
2
5
275
0
0
9
3
21
0
33
0
0
19
260
36
0
315
0 0
885
2023-12-16 12:00:OC
31
3
12
0
46
0
0
5
218
0
0
223
0
0
1
0
19
0
20
0
0
22
287
24
0
333
0 0
622
2023-12-1612:15:OC
33
3
10
0
46
0
0
5
284
4
0
273
0
0
2
5
28
0
35
0
0
28
341
31
0
400
0 0
754
2023-12-16 12:30:OC
27
8
8
0
43
0
0
7
250
4
0
261
1
6
18
0
25
0
0
17
296
33
0
348
0 0
677
2023-12-16 12:45:OC
29
10
11
0
50
0
0
8
252
10
0
270
3
3
26
0
32
0
0
25
307
17
0
349
0 0
701
2023-12-16 13:00:OC
21
1
3
0
25
0
0
6
264
2
3
275
4
1
19
0
24
0
0
16
295
33
1
345
0 0
669
2023-12-1613:15:OC
22
7
8
0
37
0
0
6
279
1
1
287
0
0
4
6
15
0
25
0
0
25
290
42
1
358
0 0
707
2023-12-16 13:30:OC
29
7
6
0
42
0
0
3
280
3
1
287
0
0
4
4
18
0
26
0
0
16
249
32
1
298
0 0
653
2023-12-16 13:45:OC
34
4
5
0
43
I1
0
6
294
4
4
308
0
0
1
6
17
0
24
0
0
21
317
29
0
3fi7
0 0
742
2023-12-16 14:00:OC
22
5
8
0
35
0
0
3
255
1
1
260
0
1
5
5
21
0
31
0
0
19
273
26
0
318
0 0
6"
2023-12-6 14:
2023-12-1614:30:OC
30:OC
19
29
3
2
6
7
' 0
38
0
0
i6
274
2
1
283
0
0
2
2 '
16
0
20
0
18
279
31
' 1
3295
0_p
670
2023-12-16 14A5:OC
26
6
12
0
44
0
0
6
313
3
0
322
0
0
6
2
19
0
27
0
0
16
244
23
1
284
0 0
677
Grand Total
444
86
114
0
6"
0
0
97
4180
45
20
4342
0
1
59
57
307
0
423
0
0
309
4716
473
6
5504
0 0
10913
%Approach
68.9%
13.4%
17.7%
0.0%
2.2%
96.3%
1.0%
0.5%
13.9%
13.5%
72.6%
0.0%
5.6%
85.7%
8.6%
0.1%
%Total
4.1%
0.8%
1.0%
0.0%
5.9%
0.9%
38.3%
0.4%
0.2%
39.8%
0.5%
0.5%
2.8%
0.0%
3.9%
2.8%
43.2%
4.3%
0.1%
50.4%
Lights
442
83
114
0
639
97
4172
44
20
4333
56
57
305
0
418
308
4700
472
6
5488
10876
%Lights
99.5%
96.5%
100.0%
0.0%
99.2%
100.0%
99.8%
97.8%
100.0%
99.8%
94.9%
100.0%
99.3%
0.0%
98.8%
99.7%
99.7%
99.8%
100.0%
99.7%
99.7%
Articulated Trucks
0
0
0
0
0
0
1
0
0
1
0
0
0
0
0
0
6
0
0
6
7
% Articulated Trucks
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.1%
0.0%
0.0%
0.1%
0.1%
Buses and Single -Unit Truck
2
3
0
0
5
0
7
1
0
8
3
0
2
0
5
1
10
1
0
12
30
% Buses and Single -Unit Truck:
0.5%
3.5%
0.0%
0.0%
0.8%
0.0%
0.2%
2.2%
0.0%
0.2%
5.1%
0.0%
0.7%
0.0%
1.2%
0.3%
0.2%
0.2%
0.0%
0.2%
0.3%
Pedestrians
0
0
0
1
0
0
0 0
%Pedestrians
0.0%
0.0%
0.0%
100.0%
0.0%
0.0%
0.0% 0.0%
Bicycles on Crosswalk
0
0
0
0
0
0
0 0
% Bicycles on Crosswalk
0.0%
0.0%
0.0%
0.0%
0.0%
0.0%
0.0% 0.0%
Westwood
December 22, 2023
APPENDIX C. Site -Generated Traffic
Supplement
APPENDIX I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
TOMMY'S EXPRESS CAR WASH
TRAFFIC ASSIGNMENT
SOUTHLAKE. TX
APPENDIX C - INBOUND 5%
4/1
7M,
r-T
55%
152,
L.l I I I L
tj
------ 45%
SDuTHWE EILVO
A mr,
lw
5%
C
TOMMY'S EXPRESS CAR WASH
TRAFFIC ASSIGNMENT
SOUTHLAKE. TX �
APPENDIX C — OUTBOUND
4, b
.
LL
65 0
pt
1
a =�_ --- r 35 0
i. i�C��
- _ EAsEMGNC '
45%
s
AL AL
09,
+--�f
450
r,-
WIV I
rg
5%
I
50
40
30
20
10
rel
Exhitibit A - Trip Generation
Tommy's Express Car Wash, Euless TX
■ Entering ■ Exiting
Thursday, December 7, 2023
Saturday, December 9, 2023
P
a a a a a a a a a a a a d d a a d d a a a d d a a a a a a a a a a a a
O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O C
O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O C
N . A N M Vl W n M M O .4 N 11 N M Ln W r, W M O �--� N cA N M V U1 W r� W M O
ti r-i r-i r-i r-i e-i r-i r-i e
Monthly Variation
monthly
factor to factor to max
washes
avg month peak month
JAN 5418
0.88 0.57
FEB 5844
0.94 0.62
MARCH 6910
1.12 0.73
APRIL 6597
1.07 0.69
MAY 5766
0.93 0.61
JUNE 6381
1.03 0.67
JULY 6844
1.11 0.72
AUG 9494
1.53 1.00
SEPT 7141
1.15 0.75
OCT 5592
0.90 0.59
NOV 3676
0.59 0.39
DEC 4593
0.74 0.48
AVG 6188
MAX 9494
SITE LOCA1250 Euless
Blvd, Euless, TX 76040
HOURS OF OPERATIOP
7:00 AM-9:00 PM (7 DAYS/WEEK)
AM Peak Hour of Adj St
PM Peak Hour of Adj St
Peak Hour of Generator
DEC
Daily in out total
in out total
in out total
Weekday (non -Friday)
925.00 22 21
43
31 41
72
49 54
103
Saturday
1452.00
0
0
80 84
164
AM Peak Hour of Adj St
PM Peak Hour of Adj St
Peak Hour of Generator
AVG MONTH
Daily in out total
in out total
in out total
Weekday (non -Friday)
1246 30 28
58
42 55
97
66 73
139
Saturday
1956
0
0
108 113
221
AM Peak Hour of Adj St
PM Peak Hour of Adj St
Peak Hour of Generator
PEAK MONTH
Daily in out total
in out total
in out total
Weekday (non -Friday)
1912 45 43
89
64 85
149
101 112
213
Saturday
3001
0
0
165 174
339
Westwood
December 22, 2023
APPENDIX D. Detailed Intersection Capacity
Analysis Results
APPENDIX I Traffic Impact Analysis
Tommy's Express Car Wash—Southlake
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
Existing
0044060.00
Timing Plan: AM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT WBR
NBL
NBT
NBR
SBL
SBT
Lane Configurations
►j
++'.
)
}+T+
4
4
�
Traffic Volume (vph)
18
453
5 67
1835 229
23
26
79
192
30
33
Future Volume (vph)
18
453
5 67
1835 229
23
26
79
192
30
33
Peak Hour Factor
0.90
0.90
0.90 0.90
0.90 0.90
0.90
0.90
0.90
0.90
0.90
0.90
Adj. Flow (vph)
20
503
6 74
2039 254
26
29
88
213
33
37
Shared Lane Traffic (%)
-a
Lane Group Flow (vph)
20
509
0 74
2293 0
0
143
0
0
246
37
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
9.8
71.6
10.2
72.0
48.2
48.2
48.2
48.2
48.2
Total Split(%)
7.5%
55.1%
7.8%
55.4%
37.1%
37.1%
37.1%
37.1%
37.1%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
72.4
67.1
73.2
67.5
43.7
43.7
43.7
Actuated g/C Ratio
0.56
0.52
0.56
0.52
0.34
0.34
0.34
v/c Ratio
0.16
0.19
0.15
0.88
0.25
0.64
0.07
Control Delay
13.6
17.1
12.0
32.3
17.8
45.2
5.2
Queue Delay
0.0 0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
13.6
17.1
12.0
32.3
17.8
45.2
5.2
LOS
B
_
B
B
C
B
D
A
Approach Delay
16.9
31.7
17.8
40.0
Approach LOS
B
C
B
D
Queue Length 50th (ft)
7
81
25
601
45
175
0
Queue Length 95th (ft)
18
104
47
676
97
273
18
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
129
2620
496
2607
570
387
565
Starvation Cap Reductn
0
0
0
0
0
0
00
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
� 0
-IW0
0
0
dW 0.11111W
Reduced v/c Ratio
0.16
0.19
0.15
0.88
0.25
0.64
0.07
Intersection Summary
Cycle Length: 130
Actuated Cycle Length:130
Offset: 0 (0%), Referenced to phase 2:NBTL and
6:SBTL, Start of Green
Natural Cycle: 80
Control Type: Pretimed
Maximum v/c Ratio: 0.88
Intersection Signal Delay: 29.5
Intersection LOS: C
Intersection Capacity Utilization 74.9%
ICU Level of Service
D
Analysis Period (min)15
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Existing
0044060.00 Timing Plan: AM
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
T02'R'-
■ 03 -404
4s. z s
■ 0" 'R'
F
07 03
48.2 s
930
12/21/2023 Synchro 11 Report 12/21/2023 Synchro 11 Report
DJG Page 1 DJG Page 2
2: N Pearson Ln & Private Driveway Existing
0044060.00 Timing Plan: AM
Intersection
Int Delay, s/veh
0
Movement
EBL
EBR
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
273
255
0
_
Future Vol, veh/h
0
0
0
273
255
0
Conflicting Peds, #/hr
0
0
0
0
0
0
_
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
_
Storage Length
0
Veh in Median Storage,
# 0
0
0
_
Grade, %
0
0
0
Peak Hour Factor
90
90
90
90
90
90
_
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
303
283
0
_
Major/Minor
Minot Majorl Mal
-
Conflicting Flow All
586 283 283 0 - 0
Stage 1
283 - - - - -
_
Stage 2
303 -
Crilical Hdwy
6.42 6.22 4.12
_
Critical Hdwy Stg 1
5.42 -
Crilical Hdwy Stg 2
5.42 - -
_
Follow-up Hdwy
3.518 3.318 2.218
Pot Cap-1 Maneuver
473 756 1279
Stage 1
765 -
Stage 2
749 - -
Platoon blocked,
Mov Cap-1 Maneuver
473 756 1279
Mov Cap-2 Maneuver
473 - -
Stage 1
765
Stage 2
749
Approach EB NB SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT EBLnl SBT SBR
Capacity (veil 1279
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 Existing
0044060.00 Timing Plan: AM
Int Delay, s/veh
0
Movement
EBL
EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0
724 2131 0
0
0
Future Vol, veh/h
0
724 2131 0
0
0
Conflicting Peds, Whr
0
0 0 0
0
0
Sign Control
Free
Free Free Free
Stop
Stop
RT Channelized
None None
None
Storage Length
-
0
Veh in Median Storage,
# -
0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
90
90 90 90
90
90
Heavy Vehicles, %
2
2 2 2
2
2
Mvmt Flow
0
804 2368 0
0
0
Major/Minor Majorl
Major2 Minor2
Conflicting Flow All
0 0 1184
Stage 1
- - -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 156
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 156
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SBLnl
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
Existing
0044060.00
Timing Plan: PM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR
WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT R
Lane Configurations
►j
++'.
)
}+T+
4
4
?1
Traffic Volume (vph)
41
1861
13
119
1094
131
19
28
109
135
30
33
Future Volume (vph)
41
1861
13
119
1094
131
19
28
109
135
30
33
Peak Hour Factor
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
Adj. Flow (vph)
45
2023
14
129
1189
142
21
30
118
147
33
36
Shared Lane Traffic (%)
Lane Group Flow (vph)
45
2037
0
129
1331
0
0
169
0
0
180
36
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
10.6
78.0
21.4
88.8
50.6
50.6
50.6
50.6
50.6
Total Split (%)
7.1 %
52.0%
14.3%
59.2 %
33.7%
33.7%
33.7%
33.7%
33.7%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
79.6
73.5
94.9
84.3
46.1
46.1
46.1
Actuated g/C Ratio
0.53
0.49
0.63
0.56
0.31
0.31
0.31
v/c Ratio
0.20
0.82
0.52
0.47
0.31
0.55
0.07
Control Delay
13.4
36.0
35.7
19.9
22.1
50.8
0.2
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
13.4
36.0
35.7
19.9
22.1
50.8
0.2
LOS
B
D
D
B
C
D
A
Approach Delay
35.5
21.3
22.1
42.4
Approach LOS
D
C
C
D
Queue Length 50th (ft)
16
609
67
270
64
147
0
Queue Length 95th (ft)
32
674
140
309
130
232
0
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
227
2489
248
2821
548
328
539
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
J�
0
;0
0
0
0.1111M
Reduced v/c Ratio
0.20
0.82
0.52
0.47
0.31
0.55
0.07
Cycle Length: 150
Actuated Cycle Length:150
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 65
Control Type: Pretimed
Maximum v/c Ratio: 0.82
Intersection Signal Delay: 30.0 Intersection LOS: C
Intersection Capacity Utilization 76.1% ICU Level of Service D
Analysis Period (min)15
12/21/2023 Synchro 11 Report
DJG Page 1
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Existing
0044060.00 Timing Plan: PM
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
T02'R-
I f,o3
-1`04
50.6s
2L4s
Tds
F
03
50.6s
in.6 I,
a8.as
12/21/2023
DJG
Synchro 11 Report
Page 2
2: N Pearson Ln & Private Driveway Existing
0044060.00 Timing Plan: PM
Intersection
Int Delay, s/veh
0
Movement
EBL
EBR
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
200
198
0
Future Vol, veh/h
0
0
0
200
198
0
Conflicting Peds, #/hr
0
0
0
0
0
0
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
Storage Length
0
Veh in Median Storage,
# 0
0
0
Grade, %
0
0
0
Peak Hour Factor
92
92
92
92
92
92
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
217
215
0
Major/Minor
Minot
Majorl Majorl
Conflicting Flow All
432
215 215 0 0
Stage 1
215
- - - -
Stage 2
217
-
Crilical Hdwy
6.42
6.22 4.12
Critical Hdwy Stg 1
5.42
-
Crilical Hdwy Stg 2
5.42
- -
Follow-up Hdwy
3.518
3.318 2.218
Pot Cap-1 Maneuver
581
825 1355
Stage 1
821
-
Stage 2
819
- -
Platoon blocked,
Mov Cap-1 Maneuver
581
825 1355
Mov Cap-2 Maneuver
581
-
Stage 1
821
Stage 2
819
Approach EB NB SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT EBLnl SBT SBR
Capacity (veil 1355
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 Existing
0044060.00 Timing Plan: PM
Int Delay, s/veh
0
Movement
EBL EBT WBT
WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 2105 1344
0
0
0
Future Vol, veh/h
0 2105 1344
0
0
0
Conflicting Peds, Whr
0 0 0
0
0
0
Sign Control
Free Free Free
Free
Stop
Stop
RT Channelized
None
None
None -
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
- -
Grade, %
0 0
0
-
Peak Hour Factor
92 92 92
92
92
92
Heavy Vehicles, %
2 2 2
2
2
2
Mvmt Flow
0 2288 1461
0
0
0 -
Major/Minor Majorl
Major2 Minor2
Conflicting Flow All
0 0 731
Stage 1
- - -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 312
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 312
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SBLnl
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Li Pearson Ln & Keller Pkwy/W Southlake Blvd
Existing
0044060.00
Timing Plan: Sat.
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
Lane Configurations
►i
++'.
)
++1+
4�
4
�
Traffic Volume (vph)
21
1117
10 78
1151
136
13
17
69
106
19
22
Future Volume (vph)
21
1117
10 78
1151
136
13
17
69
106
19
22
Peak Hour Factor
0.93
0.93
0.93 0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
Adj. Flow (vph)
23
1201
11 84
1238
146
14
18
74
114
20
24
Shared Lane Traffic (%)
Lane Group Flow (vph)
23
1212
0 84
1384
0
0
106
0
0
134
24
Turn Type
pni
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
13.0
75.0
22.0
84.0
53.0
53.0
53.0
53.0
53.0
Total Split(%
8.7%
50.0%
14.7%
56.0%
35.3%
35.3%
35.3%
35.3%
35.3%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
79.0
70.5
92.5
79.5
48.5
48.5
48.5
Actuated g/C Ratio
0.53
0.47
0.62
0.53
0.32
0.32
0.32
v/c Ratio
0.10
0.51
0.25
0.52
0.18
0.34
0.04
Control Delay
12.9
28.6
13.4
23.3
13.8
41.5
0.1
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
12.9
28.6
13.4
23.3
13.8
41.5
0.1
LOS
B
C
B
C
B
D
A
Approach Delay
28.3
22.8
13.8
35.2
Approach LOS
C
C
B
D
Queue Length 50th (ft)
8
297
32
308
22
100
0
Queue Length 95th (ft)
21
341
55
351
68
162
0
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
229
2388
340
2661
573
399
563
Starvation Cap Reductn
0
0
0
0
0
0 =0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
AMELL 0
M0
0
0
OAQ
Reduced v/c Ratio
0.10
0.51
0.25
0.52
0.18
0.34
0.04
Cycle Length: 150
Actuated Cycle Length:150
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 55
Control Type: Pretimed
Maximum v/c Ratio: 0.52
Intersection Signal Delay: 25.4 Intersection LOS: C
Intersection Capacity Utilization 54.2% ICU Level of Service A
Analysis Period (min)15
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Existing
0044060.00 Timing Plan: Sat.
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
t02.'R'
■ 03
�V�4
06 IR'•
F
Existing Synchro 11 Report Existing Synchro 11 Report
DJG Page 1 DJG Page 2
2: N Pearson Ln & Private Driveway Existing
0044060.00 Timing Plan: Sat.
Intersection
Int Delay, s/veh
0
Movement
EBL
EBR
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
174
147
0
Future Vol, veh/h
0
0
0
174
147
0
Conflicting Peds, #/hr
0
0
0
0
0
0
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
Storage Length
0
Veh in Median Storage,
# 0
0
0
Grade, %
0
0
0
Peak Hour Factor
93
93
93
93
93
93
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
187
158
0
Major/Minor
Minot
Majorl Majorl
Conflicting Flow All
345
158 158 0 0
Stage 1
158
- - - -
Stage 2
187
-
Crilical Hdwy
6.42
6.22 4.12
Critical Hdwy Stg 1
5.42
-
Crilical Hdwy Stg 2
5.42
- -
Follow-up Hdwy
3.518
3.318 2.218
Pot Cap-1 Maneuver
652
887 1422
Stage 1
871
- -
Stage 2
845
- -
Platoon blocked,
Mov Cap-1 Maneuver
652
887 1422
Mov Cap-2 Maneuver
652
- -
Stage 1
871
Stage 2
845
Approach EB NB SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT EBLnl SBT SBR
Capacity (veil 1422 - - - -
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
Existing Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 Existing
0044060.00 Timing Plan: Sat.
Int Delay, s/veh
0
Movement
EBL EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 1292 1365 0
0
0
Future Vol, veh/h
0 1292 1365 0
0
0
Conflicting Peds, Whr
0 0 0 0
0
0
Sign Control
Free Free Free Free
Stop
Stop
RT Channelized
None None
None
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
93 93 93 93
93
93
Heavy Vehicles, %
2 2 2 2
2
2
Mvmt Flow
0 1389 1468 0
0
0
Major/Minor Majorl
Major2 Minot
Conflicting Flow All
0 0 734
Stage 1
- - -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 311
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 311
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SEW
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
Existing
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
No -Build
0044060.00
Timing Plan: AM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT WBR
NBL
NBT
NBR
SBL
SBT
SBR
Lane Configurations
►j
++'.
)
}+T+
4
4
?1
Traffic Volume (vph)
18
462
5 68
1872 234
23
27
81
196
31
34
Future Volume (vph)
18
462
5 68
1872 234
23
27
81
196
31
34
Peak Hour Factor
0.90
0.90
0.90 0.90
0.90 0.90
0.90
0.90
0.90
0.90
0.90
0.90
Adj. Flow (vph)
20
513
6 76
2080 260
26
30
90
218
34
38
Shared Lane Traffic (%)
Lane Group Flow (vph)
20
519
0 76
2340 0
0
146
0
0
252
38
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
9.8
72.6
10.2
73.0
47.2
47.2
-'OM 47.2
47.2
47.2
Total Split(%)
7.5%
55.8%
7.8%
56.2%
36.3%
36.3%
36.3%
36.3%
36.3%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
73.4
68.1
74.2
68.5
42.7
=
42.7
42.7
Actuated g/C Ratio
0.56
0.52
0.57
0.53
0.33
0.33
0.33
v/c Ratio
0.16
0.20
0.15
0.88
0.26
0.67
0.07
Control Delay
13.2
16.6
11.6
32.1
18.7
48.0
5.6
Queue Delay
0.0 0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
13.2
16.6
11.6
32.1
18.7
48.0
5.6
LOS
B
_
B
B
C
B
D
A
Approach Delay
16.5
31.4
18.7
42.5
Approach LOS
B
C
B
D
Queue Length 50th (ft)
6
82
25
614
48
183
0
Queue Length 95th (ft)
17
104
47
689
102
285
18
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
129
2659
498
2645
558
375
553
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
� 0
#O
0
0
=L OAQ
Reduced v/c Ratio
0.16
0.20
0.15
0.88
0.26
0.67
0.07
Intersection Summary
Cycle Length: 130
Actuated Cycle Length:130
Offset: 0 (0%), Referenced to phase 2:NBTL and
6:SBTL, Start of Green
Natural Cycle: 80
Control Type: Pretimed
Maximum v/c Ratio: 0.88
Intersection Signal Delay: 29.5
Intersection LOS: C
Intersection Capacity Utilization 76.0%
ICU Level of Service
D
Analysis Period (min)15
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd No -Build
0044060.00 Timing Plan: AM
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
T02'R'-
'('03
47.2 s
]A.2 Td.6 s
0• R',
F
0; 08
47.2s
9.8s 73s
12/21/2023 Synchro 11 Report 12/21/2023 Synchro 11 Report
DJG Page 1 DJG Page 2
2: N Pearson Ln & Private Driveway No -Build
0044060.00 Timing Plan: AM
Intersection
Int Delay, s/veh
0
Movement
EBL
El
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
278
260
0
_
Future Vol, veh/h
0
0
0
278
260
0
Conflicting Peds, #/hr
0
0
0
0
0
0
_
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
_
Storage Length
0
Veh in Median Storage,
# 0
0
0
_
Grade, %
0
0
0
Peak Hour Factor
90
90
90
90
90
90
_
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
309
289
0
_
Major/Minor
Minot Majorl Mal
-
Conflicting Flow All
598 289 289 0 - 0
Stage 1
289 - - - - -
_
Stage 2
309 -
Crilical Hdwy
6.42 6.22 4.12
_
Critical Hdwy Stg 1
5.42 -
Crilical Hdwy Stg 2
5.42 - -
_
Follow-up Hdwy
3.518 3.318 2.218
Pot Cap-1 Maneuver
465 750 1273
Stage 1
760 -
Stage 2
745 - -
Platoon blocked,
Mov Cap-1 Maneuver
465 750 1273
Mov Cap-2 Maneuver
465 -
Stage 1
760
Stage 2
745
Approach EB NB SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT El SBT SBR
Capacity (veh/h) 1273
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 No -Build
0044060.00 Timing Plan: AM
Int Delay, s/veh
0
Movement
EBL
EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0
739 2174 0
0
0
Future Vol, veh/h
0
739 2174 0
0
0
Conflicting Peds, Whr
0
0 0 0
0
0
Sign Control
Free
Free Free Free
Stop
Stop
RT Channelized
None None
None
Storage Length
-
0
Veh in Median Storage,
# -
0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
90
90 90 90
90
90
Heavy Vehicles, %
2
2 2 2
2
2
Mvmt Flow
0
821 2416 0
0
0
Major/Minor Majorl
Major2
Conflicting Flow All
0 0 1208
Stage 1
- - -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 150
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 150
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SBLn1
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
No -Build
0044060.00
Timing Plan: PM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR
WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
�R
Lane Configurations
►j
++'.
)
}+T+
4
4
�
Traffic Volume (vph)
42
1898
13
121
1116
134
19
29
111
138
31
34
Future Volume (vph)
42
1898
13
121
1116
134
19
29
111
138
31
34
Peak Hour Factor
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
Adj. Flow (vph)
46
2063
14
132
1213
146
21
32
121
150
34
37
Shared Lane Traffic (%)
Lane Group Flow (vph)
46
2077
0
132
1359
0
0
174
0
0
184
37
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
10.6
78.0
21.6
89.0
50.4
50.4
50.4
50.4
50.4
Total Split (%)
7.1 %
52.0%
14.4%
59.3 %
33.6%
33.6%
33.6%
33.6%
33.6%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
79.6
73.5
95.1
84.5
45.9
45.9
45.9
Actuated g/C Ratio
0.53
0.49
0.63
0.56
0.31
0.31
0.31
v/c Ratio
0.21
0.83
0.53
0.48
0.32
0.57
0.07
Control Delay
13.6
36.8
36.3
19.9
23.1
52.1
0.2
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
13.6
36.8
36.3
19.9
23.1
52.1
0.2
LOS
B
D
D
B
C
D
A
Approach Delay
36.3
21.4
23.1
43.4
Approach LOS
D
C
C
D
Queue Length 50th (ft)
16
630
70
277
69
152
0
Queue Length 95th (it)
33
696
144
315
136
240
1
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (it)
225
325
Base Capacity (vph)
221
2489
251
2828
546
322
537
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
AEEL- 0
AW0
0
0
OAQ
Reduced v/c Ratio
0.21
0.83
0.53
0.48
0.32
0.57
0.07
Cycle Length: 150
Actuated Cycle Length: 150
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 65
Control Type: Pretimed
Maximum v/c Ratio: 0.83
Intersection Signal Delay: 30.6 Intersection LOS: C
Intersection Capacity Utilization 77.3% ICU Level of Service D
Analysis Period (min)15
12/22/2023 Synchro 11 Report
DJG Page 1
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd No -Build
0044060.00 Timing Plan: PM
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
T02'R'
f,o3
-1`04
50.4s
2L6s
Tds
�
F
03
50.4 s
10.6
89 s
12/22/2023
DJG
Synchro 11 Report
Page 2
2: N Pearson Ln & Private Driveway No -Build
0044060.00 Timing Plan: PM
Intersection
Int Delay, s/veh
0
Movement
EBL
El
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
204
202
0
Future Vol, veh/h
0
0
0
204
202
0
Conflicting Peds, #/hr
0
0
0
0
0
0
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
Storage Length
0
Veh in Median Storage,
# 0
0
0
Grade, %
0
0
0
Peak Hour Factor
92
92
92
92
92
92
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
222
220
0
Major/Minor
Minot
Majorl Majorl
Conflicting Flow All
442
220 220 0 0
Stage 1
220
- - - -
Stage 2
222
-
Crilical Hdwy
6.42
6.22 4.12
Critical Hdwy Stg 1
5.42
-
Crilical Hdwy Stg 2
5.42
- -
Follow-up Hdwy
3.518
3.318 2.218
Pot Cap-1 Maneuver
573
820 1349
Stage 1
817
- -
Stage 2
815
- -
Platoon blocked,
Mov Cap-1 Maneuver
573
820 1349
Mov Cap-2 Maneuver
573
- -
Stage 1
817
Stage 2
815
Approach EB NB SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT El SBT SBR
Capacity (veh/h) 1349
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 No -Build
0044060.00 Timing Plan: PM
Int Delay, s/veh
0
Movement
EBL EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 2147 1371 0
0
0
Future Vol, veh/h
0 2147 1371 0
0
0
Conflicting Peds, Whr
0 0 0 0
0
0
Sign Control
Free Free Free Free
Stop
Stop
RT Channelized
None None
None
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
-
_
Grade, %
0 0
0
-
Peak Hour Factor
92 92 92 92
92
92
_
Heavy Vehicles, %
2 2 2 2
2
2
Mvmt Flow
0 2334 1490 0
0
0
_
Major/Minor Majorl
Major2 Mino
Conflicting Flow All
0 0 745
Stage 1
- - -
-
Stage 2
-
Critical Hdwy
7.14
-
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 306
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 306
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SBLn1
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
No -Build
0044060.00
Timing Plan: Sat.
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
Lane Configurations
►j
++'.
)
}+T+
4
4
�
Traffic Volume (vph)
21
1139
10 80
1174
139
13
17
70
108
19
22
Future Volume (vph)
21
1139
10 80
1174
139
13
17
70
108
19
22
Peak Hour Factor
0.93
0.93
0.93 0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
Adj. Flow (vph)
23
1225
11 86
1262
149
14
18
75
116
20
24
Shared Lane Traffic (%)
Lane Group Flow (vph)
23
1236
0 86
1411
0
0
107
0
0
136
24
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
13.0
75.0
22.0
84.0
53.0
53.0
53.0
53.0
53.0
Total Split(%)
8.7%
50.0%
14.7%
56.0%
35.3%
35.3%
35.3%
35.3%
35.3%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
79.0
70.5
92.5
79.5
48.5
48.5
48.5
Actuated g/C Ratio
0.53
0.47
0.62
0.53
0.32
0.32
0.32
v/c Ratio
0.10
0.52
0.26
0.53
0.19
0.34
0.04
Control Delay
12.9
28.8
13.6
23.5
13.7
41.7
0.1
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
12.9
28.8
13.6
23.5
13.7
41.7
0.1
LOS
B
C
B
C
B
D
A
Approach Delay
28.5
23.0
13.7
35.4
Approach LOS
C
C
B
D
Queue Length 50th (ft)
8
305
32
317
22
102
0
Queue Length 95th (ft)
21
349
57
361
68
165
0
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
223
2388
335
2661
574
397
563
Starvation Cap Reductn
0
0
0
0
0
0
=0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
AMELL 0
�W0
0
0
Mk 0.1111M
Reduced v/c Ratio
0.10
0.52
0.26
0.53
0.19
0.34
0.04
Cycle Length: 150
Actuated Cycle Length:150
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 55
Control Type: Pretimed
Maximum v/c Ratio: 0.53
Intersection Signal Delay: 25.6 Intersection LOS: C
Intersection Capacity Utilization 54.8% ICU Level of Service A
Analysis Period (min)15
12/21/2023 Synchro 11 Report
DJG Page 1
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd No -Build
0044060.00 Timing Plan: Sat.
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
t02.'R'
■ 03
1 1�04
06 1x'•
F
12/21/2023
DJG
Synchro 11 Report
Page 2
2: N Pearson Ln & Private Driveway No -Build
0044060.00 Timing Plan: Sat.
Intersection
Int Delay, s/veh
0
Movement
EBL
EBR
NBL
NBT
SBT
SBR
Lane Configurations
Y
rj
'y
Traffic Vol, veh/h
0
0
0
177
150
0
Future Vol, veh/h
0
0
0
177
150
0
Conflicting Peds, #/hr
0
0
0
0
0
0
Sign Control
Stop
Stop
Free
Free
Free
Free
RT Channelized
-
None
None
None
Storage Length
0
Veh in Median Storage,
# 0
0
0
Grade, %
0
0
0
Peak Hour Factor
93
93
93
93
93
93
Heavy Vehicles, %
2
2
2
2
2
2
Mvmt Flow
0
0
0
190
161
0
Major/Minor
Minot
Majorl Mal
Conflicting Flow All
351
161 161 0 0
Stage 1
161
- - - -
Stage 2
190
-
Crilical Hdwy
6.42
6.22 4.12
Critical Hdwy Stg 1
5.42
-
Crilical Hdwy Stg 2
5.42
- -
Follow-up Hdwy
3.518
3.318 2.218
Pot Cap-1 Maneuver
646
884 1418
Stage 1
868
-
Stage 2
842
- -
Platoon blocked,
Mov Cap-1 Maneuver
646
884 1418
Mov Cap-2 Maneuver
646
-
Stage 1
868
Stage 2
842
Approach EB INS SB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt NBL NBT El SBT SBR
Capacity (veh/h) 1418
HCM Lane V/C Ratio -
HCM Control Delay (s) 0 0
HCM Lane LOS A A
HCM 951h %tile Q(veh) 0 - - - - _
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 No -Build
0044060.00 Timing Plan: Sat.
Int Delay, s/veh
0
Movement
EBL EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 1318 1392 0
0
0
Future Vol, veh/h
0 1318 1392 0
0
0
Conflicting Peds, Whr
0 0 0 0
0
0
Sign Control
Free Free Free Free
Stop
Stop
RT Channelized
None None
None
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
93 93 93 93
93
93
Heavy Vehicles, %
2 2 2 2
2
2
Mvmt Flow
0 1417 1497 0
0
0
Major/Minor
Conflicting Flow All 0
0 749
Stage 1 -
- -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 304
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 304
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 0
HCM LOS A
Minor Lane/Major Mvmt EBT WBT WBR SBLn1
Capacity (veh/h) - - - -
HCM Lane V/C Ratio
HCM Control Delay (a) 0
HCM Lane LOS A
HCM 95th %tile Q(veh)
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
Build
0044060.00
Timing Plan: AM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT WBR
NBL
NBT
NBR
SBL
SBT
_4W
Lane Configurations
►j
++'.
)
}+T+
4
4
?1
Traffic Volume (vph)
45
462
5 68
1872 234
23
29
81
219
33
39
Future Volume (vph)
45
462
5 68
1872 234
23
29
81
219
33
39
Peak Hour Factor
0.90
0.90
0.90 0.90
0.90 0.90
0.90
0.90
0.90
0.90
0.90
0.90
Adj. Flow (vph)
50
513
6 76
2080 260
26
32
90
243
37
43
Shared Lane Traffic (%)
Lane Group Flow (vph)
50
519
0 76
2340 0
0
148
0
0
280
43
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
10.0
70.9
10.1
71.0
49.0
49.0
49.0
49.0
49.0
Total Split(%)
7.7%
54.5%
7.8%
54.6%
37.7%
37.7%
37.7%
37.7%
37.7%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
71.9
66.4
72.1
66.5
44.5
44.5
44.5
Actuated g/C Ratio
0.55
0.51
0.55
0.51
0.34
0.34
0.34
v/c Ratio
0.38
0.20
0.16
0.91
0.26
0.72
0.07
Control Delay
19.9
17.5
12.4
35.3
18.2
49.1
6.6
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
19.9
17.5
12.4
35.3
18.2
49.1
6.6
LOS
B
_
B
B
D
B
D
A
Approach Delay
17.7
34.5
18.2
43.5
Approach LOS
B
C
B
D
Queue Length 50th (ft)
17
84
26
636
48
205
0
Queue Length 95th (ft)
35
107
49
714
102
318
23
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
132
2593
484
2569
577
391
574
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
]ME& 0
J Q
0
0
AM 0AW0
Reduced v/c Ratio
0.38
0.20
0.16
0.91
0.26
0.72
0.07
Intersection Summary
Cycle Length: 130
Actuated Cycle Length:130
Offset: 0 (0%), Referenced to phase 2:NBTL and
6:SBTL, Start of Green
Natural Cycle: 80
Control Type: Pretimed
Maximum v/c Ratio: 0.91
Intersection Signal Delay: 31.9
Intersection LOS: C
Intersection Capacity Utilization 77.3%
' ICU Level of Service
D
Analysis Period (min)15
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Build
0044060.00 Timing Plan: AM
iplits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
02 PO ■ 03 1�04
►-
12/21/2023 Synchro 11 Report 12/21/2023 Synchro 11 Report
DJG Page 1 DJG Page 2
2: N Pearson Ln & Private Driveway/Site Driveway #1 Build
0044060.00 Timing Plan: AM
Intersection
Int Delay, s/veh
0.9
Moveme
EBR
WBL
WBT WBR
NBL
NBT
NBR
SBL
SBT
SBR -
Lane Configurations
4+
4�
4�
4�
Traffic Vol, vehlh
0
0
0
31
0 3
0
278
30
3
260
0 '
Future Vol, veh/h
0
0
0
31
0 3
0
278
30
3
260
0
Conflicting Peds, Whr
0
0
0
0
0 0
0
0
0
0
0
0
Sign Control
Stop
Stop
Stop
Stop
Stop Stop
Free
Free
Free
Free
Free
Free
RT Channelized
None
None
None
None
Storage Length
Veh in Median Storage,
# -
0
0
0
0
Grade, %
0
0
0
0
Peak Hour Factor
90
90
90
90
90 90
90
90
90
90
90
90
Heavy Vehicles, %
2
2
2
2
2 2
2
2
2
2
2
2
Mvmt Flow
0
0
0
34
0 3
0
309
33
3
289
0
Major/Minor
Minot
Minorl
Majorl
Conflicting Flow All
622
637
289 621
621
326 289
Stage 1
295
295
- 326
326
- -
Stage 2
327
342
- 295
295
- -
Crilical Hdwy
7.12
6.52
6.22 7.12
6.52
6.22 4.12
Critical Hdwy Stg 1
6.12
5.52
- 6.12
5.52
- -
Crilical Hdwy Stg 2
6.12
5.52
- 6.12
5.52
- -
Follow-up Hdwy
3.518
4.018
3.318 3.518
4.018
3.318 2.218
Pot Cap-1 Maneuver
399
395
750 400
403
715 1273
Stage 1
713
669
- 687
648
- -
Stage 2
686
638
- 713
669
- -
Platoon blocked,
Mov Cap-1 Maneuver
396
394
750 399
402
715 1273
Mov Cap-2 Maneuver
396
394
- 399
402
- -
Stage 1
713
667
687
648
Stage 2
683
638
711
667
3: W Southlake Blvd & Site Driveway #2 Build
0044060.00 Timing Plan: AM
Int Delay, s/veh
0.2
Movement
EBL
EBT WBT
WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0
739 2174
27
0
18
Future Vol, veh/h
0
739 2174
27
0
18
Conflicting Peds, Whr
0
0 0
0
0
0
Sign Control
Free
Free Free
Free
Stop
Stop
RT Channelized
None
None
None
Storage Length
-
0
Veh in Median Storage,
# -
0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
90
90 90
90
90
90 -
Heavy Vehicles, %
2
2 2
2
2
2
Mvmt Flow
0
821 2416
30
0
20 -
Major2
0 0 342 0 0
Major/Minor Majorl
Major2 Minor2 -
Conflicting Flow All
0 0 1223
- - - - -
Stage 1
- - -
-
Stage 2
-
4.12
Critical Hdwy
7.14
-
Critical Hdwy Stg 1
-
-
Critical Hdwy Stg 2
-
2.218
Follow-up Hdwy
3.92
1217
Pot Cap-1 Maneuver 0
0 147
-
Stage 1 0
0 -
-
Stage 2 0
0 -
Platoon blocked,
1217
Mov Cap-1 Maneuver -
- 147
-
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB NB SB
HCM Control Delay, s 0 14.5 0 0.1
HCM LOS A B
Minor Lane/Major Mvmt NBL NBT NBR EBLnlWBLnl SBL SBT SBR
Capacity (veh/h) 1273 - - - 415 1217 - -
HCM Lane V/C Ratio - 0.091 0.003 -
HCM Control Delay (s) 0 0 14.5 8 0
HCM Lane LOS A A B A A
HCM 951h %tile Q(veh) 0 - 0.3 0 -
12/21/2023 Synchro 11 Report
DJG Page 1
Approach EB WB SIB
HCM Control Delay, s 0 0 33.3
HCM LOS D
Minor Lane/Major Mvmt
EBT WBT WBR SBLnl
Capacity (veh/h)
- - - 147
HCM Lane V/C Ratio
0.136
HCM Control Delay (s)
33.3
HCM Lane LOS
D
HCM 95th %tile Q(veh)
0.5
12/21/2023 Synchro 11 Report
DJG Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
Build
0044060.00
Timing Plan: PM
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR
WBL
WBT
WBR
NBL
NBT
NBR SBL
SBT
'WR
Lane Configurations
►j
++'.
)
}+T+
4
4
?1
Traffic Volume (vph)
84
1898
13
121
1116
134
19
33
111 189
36
45
Future Volume (vph)
84
1898
13
121
1116
134
19
33
111 189
36
45
Peak Hour Factor
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92
0.92 0.92
0.92
0.92
Adj. Flow (vph)
91
2063
14
132
1213
146
21
36
121 205
39
49
Shared Lane Traffic (%)
Lane Group Flow (vph)
91
2077
0
132
1359
0
0
178
0 0
244
49
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (s)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
14.6
70.0
18.0
73.4
52.0
52.0
52.0
52.0
52.0
Total Split (%)
10.4 %
50.0%
12.9%
52.4 %
37.1 %
37.1 %
37.1 %
37.1 %
37.1 %
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
75.6
65.5
82.4
68.9
47.5
47.5
47.5
Actuated g/C Ratio
0.54
0.47
0.59
0.49
0.34
0.34
0.34
v/c Ratio
0.37
0.87
0.59
0.55
0.30
0.67
0.09
Control Delay
17.0
38.7
37.5
25.3
19.1
50.4
8.6
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
17.0
38.7
37.5
25.3
19.1
50.4
8.6
LOS
B
D
D
C
B
D
A
Approach Delay
37.8
26.4
19.1
43.4
Approach LOS
D
C
B
D
Queue Length 50th (ft)
34
612
64
303
61
190
0
Queue Length 95th (ft)
59
681
136
349
123
295
29
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
243
2377
223
2473
598
363
569
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
AEEL- 0
M0
0
0
=L OAQ
Reduced v/c Ratio
0.37
0.87
0.59
0.55
0.30
0.67
0.09
Cycle Length: 140
Actuated Cycle Length:140
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 70
Control Type: Pretimed
Maximum v/c Ratio: 0.87
Intersection Signal Delay: 33.3 Intersection LOS: C
Intersection Capacity Utilization 80.6% ICU Level of Service D
Analysis Period (min)15
12/22/2023 Synchro 11 Report
DJG Page 1
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Build
0044060.00 Timing Plan: PM
iplits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
t02'R'- ■ 03 -414
i2 s
O" 'R'. F03
its arl4s
12/22/2023
DJG
Synchro 11 Report
Page 2
2: N Pearson Ln & Private Driveway/Site Driveway #1 Build
0044060.00 Timing Plan: PM
Intersection
Int Delay, s/veh
2
Moveme
EBR
WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
SBR -
Lane Configurations
4
4�
4�
4�
Traffic Vol, vehlh
0
0
0
69
0
6
0
204
47
5
202
0
Future Vol, veh/h
0
0
0
69
0
6
0
204
47
5
202
0
Conflicting Peds, Whr
0
0
0
0
0
0
0
0
0
0
0
0
Sign Control
Stop
Stop
Stop
Stop
Stop
Stop
Free
Free
Free
Free
Free
Free
RT Channelized
None
None
None
None
Storage Length
Veh in Median Storage,
# -
0
0
0
0
Grade, %
0
0
0
0
Peak Hour Factor
92
92
92
92
92
92
92
92
92
92
92
92
Heavy Vehicles, %
2
2
2
2
2
2
2
2
2
2
2
2
Mvmt Flow
0
0
0
75
0
7
0
222
51
5
220
0
Major/Minor
Minot
Minorl
Majorl
Major2 -
Conflicting Flow All
481
503
220 478
478
248
220 0
0 273 0 0
Stage 1
230
230
- 248
248
-
- -
- - - -
Stage 2
251
273
- 230
230
-
-
-
Crilical Hdwy
7.12
6.52
6.22 7.12
6.52
6.22
4.12
4.12
Critical Hdwy Stg 1
6.12
5.52
- 6.12
5.52
-
-
-
Crilical Hdwy Stg 2
6.12
5.52
- 6.12
5.52
-
-
-
Follow-up Hdwy
3.518
4.018
3.318 3.518
4.018
3.318
2.218
2.218
Pot Cap-1 Maneuver
495
471
820 498
486
791
1349
1290
Stage 1
773
714
- 756
701
-
-
-
Stage 2
753
684
- 773
714
-
-
-
Platoon blocked,
Mov Cap-1 Maneuver
490
469
820 497
484
791
1349
1290
Mov Cap-2 Maneuver
490
469
- 497
484
-
-
-
Stage 1
773
711
756
701
Stage 2
747
684
770
711
Approach EB WB NB SIB
HCM Control Delay, s 0 13.4 0 0.2
HCM LOS A B
Minor Lane/Major Mvmt
NBL
NBT NBR EBLnlWBLnl
SBL SBT SBR
Capacity (veh/h)
1349
- - - 512
1290 - -
HCM Lane V/C Ratio
-
0.159
0.004 -
HCM Control Delay (s)
0
0 13.4
7.8 0
HCM Lane LOS
A
A B
A A
HCM 951h %tile Q(veh)
0
- 0.6
0 -
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 Build
0044060.00 Timing Plan: PM
Int Delay, s/veh
0.2
Movement
EBL EBT WBT
WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 2147 1371
42
0
40
Future Vol, veh/h
0 2147 1371
42
0
40
Conflicting Peds, Whr
0 0 0
0
0
0
Sign Control
Free Free Free
Free
Stop
Stop
RT Channelized
None
None
None
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
-
Grade, %
0 0
0
-
Peak Hour Factor
92 92 92
92
92
92
Heavy Vehicles, %
2 2 2
2
2
2
Mvmt Flow
0 2334 1490
46
0
43 -
Major/Minor Majorl
Major2 Minor2 -
Conflicting Flow All
0 0 768
Stage 1
- - -
Stage 2
-
Critical Hdwy
7.14
Critical Hdwy Stg 1
-
Critical Hdwy Stg 2
-
Follow-up Hdwy
3.92
Pot Cap-1 Maneuver 0
0 295
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 295
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 19.3
HCM LOS C
Minor Lane/Major Mvmt EBT WBT WBR SBLnl
Capacity (veh/h) 295
HCM Lane V/C Ratio 0.147
HCM Control Delay (a) 19.3
HCM Lane LOS C
HCM 95th %tile Q(veh) 0.5
12/21/2023
DJG
Synchro 11 Report
Page 2
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
Build
0044060.00
Timing Plan: Sat.
-1,
F
T
'-
1
Lane Group
EBL
EBT
EBR WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
_4W
Lane Configurations
►j
++'.
)
}+T+
4
4
?1
Traffic Volume (vph)
106
1139
10 80
1174
139
13
27
70
196
29
42
Future Volume (vph)
106
1139
10 80
1174
139
13
27
70
196
29
42
Peak Hour Factor
0.93
0.93
0.93 0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
0.93
Adj. Flow (vph)
114
1225
11 86
1262
149
14
29
75
211
31
45
Shared Lane Traffic (%)
Lane Group Flow (vph)
114
1236
0 86
1411
0
0
118
0
0
242
45
Turn Type
pm+pt
NA
pm+pt
NA
Perm
NA
Perm
NA
Perm
Protected Phases
7
4
3
8
2
6
Permitted Phases
4
8
2
6
6
Minimum Split (a)
9.5
22.5
9.5
22.5
22.5
22.5
22.5
22.5
22.5
Total Split (s)
23.0
71.0
17.0
65.0
62.0
62.0
62.0
62.0
62.0
Total Split(%)
15.3%
47.3%
11.3%
43.3%
41.3%
41.3%
41.3%
41.3%
41.3%
Yellow Time (a)
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
3.5
All -Red Time (s)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Lost Time Adjust (a)
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Lost Time (s)
4.5
4.5
4.5
4.5
4.5
4.5
4.5
Lead/Lag
Lead
Lag
Lead
Lag
Lead -Lag Optimize?
Yes
Yes
Yes
Yes
Act Effct Green (s)
83.5
66.5
73.0
60.5
57.5
57.5
57.5
Actuated g/C Ratio
0.56
0.44
0.49
0.40
0.38
0.38
0.38
v/c Ratio
0.40
0.55
0.33
0.70
0.18
0.52
0.07
Control Delay
23.0
31.8
19.6
38.9
14.3
40.6
1.6
Queue Delay
0.0
0.0
0.0
0.0
0.0
0.0
0.0
Total Delay
23.0
31.8
19.6
38.9
14.3
40.6
1.6
LOS
C
C
B
D
B
D
A
Approach Delay
31.1
37.8
14.3
34.5
Approach LOS
C
D
B
C
Queue Length 50th (ft)
51
321
38
412
31
182
0
Queue Length 95th (ft)
101
368
66
468
76
273
8
Internal Link Dist (ft)
763
459
339
222
Turn Bay Length (ft)
225
325
Base Capacity (vph)
282
2252
261
2027
665
464
653
Starvation Cap Reductn
0
0
0
0
0
0
0
Spillback Cap Reductn
0
0
0
0
0
0
0
Storage Cap Reductn
AEEL- 0
AM
0
0
-do&- -0im
Reduced v/c Ratio
0.40
0.55
0.33
0.70
0.18
0.52
0.07
Cycle Length: 150
Actuated Cycle Length:150
Offset: 0 (0%), Referenced to phase 2:NBTL and 6:SBTL, Start of Green
Natural Cycle: 55
Control Type: Pretimed
Maximum v/c Ratio: 0.70
Intersection Signal Delay: 33.9 Intersection LOS: C
Intersection Capacity Utilization 61.9% ICU Level of Service B
Analysis Period (min)15
12/21/2023 Synchro 11 Report
DJG Page 1
1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd Build
0044060.00 Timing Plan: Sat.
Splits and Phases: 1: S Pearson Ln/N Pearson Ln & Keller Pkwy/W Southlake Blvd
t02.'R'- ■ O -OD4
iZul
4_ 71s
i 4-S3" R:• 47? 03
12/21/2023
DJG
Synchro 11 Report
Page 2
2: N Pearson Ln & Private Driveway/Site Driveway #1 Build
0044060.00 Timing Plan: Sat.
Intersection
Int Delay, s/veh
3.3
Moveme
EBR
WBL
WBT
WBR
NBL
NBT
NBR
SBL
SBT
SBR -
Lane Configurations
4+
4�
4�
4�
Traffic Vol, vehlh
0
0
0
118
0
10
0
177
94
9
150
0
Future Vol, veh/h
0
0
0
118
0
10
0
177
94
9
150
0
Conflicting Peds, Whr
0
0
0
0
0
0
0
0
0
0
0
0
Sign Control
Stop
Stop
Stop
Stop
Stop
Stop
Free
Free
Free
Free
Free
Free
RT Channelized
None
None
None
None
Storage Length
Veh in Median Storage,
# -
0
0
0
0
Grade, %
0
0
0
0
Peak Hour Factor
93
93
93
93
93
93
93
93
93
93
93
93
Heavy Vehicles, %
2
2
2
2
2
2
2
2
2
2
2
2
Mvmt Flow
0
0
0
127
0
11
0
190
101
10
161
0
Major/Minor
Minot
Minorl
Majorl
Majo2
Conflicting Flow All
427
472
161 422
422
241 161
0 0 291 0 0
Stage 1
181
181
- 241
241
- -
- - - - -
Stage 2
246
291
- 181
181
- -
-
Crilical Hdwy
7.12
6.52
6.22 7.12
6.52
6.22 4.12
4.12
Critical Hdwy Stg 1
6.12
5.52
- 6.12
5.52
- -
-
Crilical Hdwy Stg 2
6.12
5.52
- 6.12
5.52
- -
-
Follow-up Hdwy
3.518
4.018
3.318 3.518
4.018
3.318 2.218
2.218
Pot Cap-1 Maneuver
538
490
884 542
523
798 1418
1271
Stage 1
821
750
- 762
706
- -
-
Stage 2
758
672
- 821
750
- -
-
Platoon blocked,
Mov Cap-1 Maneuver
527
486
884 538
518
798 1418
1271
Mov Cap-2 Maneuver
527
486
- 538
518
- -
-
Stage 1
821
743
762
706
Stage 2
748
672
814
743
Approach EB WB NB SB
HCM Control Delay, s 0 13.7 0 0.4
HCM LOS A B
Minor Lane/Major Mvmt
NBL
NBT NBR EBLnlWBLnl
SBL SBT SBR
Capacity (veh/h)
1418
552
1271
HCM Lane V/C Ratio
-
0.249
0.008 -
HCM Control Delay (s)
0
0 13.7
7.9 0
HCM Lane LOS
A
A B
A A
HCM 951h %tile Q(veh)
0
- 1
0 -
12/21/2023 Synchro 11 Report
DJG Page 1
3: W Southlake Blvd & Site Driveway #2 Build
0044060.00 Timing Plan: Sat.
Int Delay, s/veh
0.5
Movement
EBL EBT WBT WBR
SBL
SBR
Lane Configurations
ttt ttT+
r
Traffic Vol, veh/h
0 1318 1392 85
0
69
_
Future Vol, veh/h
0 1318 1392 85
0
69
Conflicting Peds, Whr
0 0 0 0
0
0
_
Sign Control
Free Free Free Free
Stop
Stop
RT Channelized
None None
None
_
Storage Length
-
0
Veh in Median Storage,
# - 0 0
0
-
_
Grade, %
0 0
0
-
Peak Hour Factor
93 93 93 93
93
93
_
Heavy Vehicles, %
2 2 2 2
2
2
Mvmt Flow
0 1417 1497 91
0
74
_
Major/Minor Majorl
Majo2 Minot
Conflicting Flow All
0 0 794
Stage 1
- - -
_
Stage 2
-
Critical Hdwy -
- - - - 7.14
_
Critical Hdwy Stg 1
Critical Hdwy Stg 2
_
Follow-up Hdwy -
- 3.92
Pot Cap-1 Maneuver 0
0 284
Stage 1 0
0 -
Stage 2 0
0 -
Platoon blocked,
Mov Cap-1 Maneuver -
- 284
Mov Cap-2 Maneuver
Stage 1
Stage 2
Approach EB WB SIB
HCM Control Delay, s 0 0 22.1
HCM LOS C
Minor Lane/Major Mvmt EBT WBT WBR SBLnl
Capacity (veh/h) - - - 284
HCM Lane V/C Ratio 0.261
HCM Control Delay (a) 22.1
HCM Lane LOS C
HCM 95th %tile Q(veh) 1
12/21/2023
DJG
Synchro 11 Report
Page 2