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Item 6 - Oxford PlaceCase No. ZA19-0031 S T A F F R E P O R T May 31, 2019 CASE NO: ZA19-0031 PROJECT: Final Plat for Oxford Place EXECUTIVE SUMMARY: DeOtte, Inc. is requesting approval of a Final Plat for Oxford Place on property described as Tract 1B, Thomas Mahan Survey, Ab stract No. 1049, Southlake, Tarrant County, Texas, and located at 1749 E. Highland St., Southlake, Texas. SPIN Neighborhood #4. DETAILS: This project is located on the south side of E. Highland St. to the west of Carroll Middle School and approximately 1,950 feet east of the intersection of E. Highland St. and E. Kirkwood Blvd. The existing home and structures on the property are to be removed prior to the plat being recorded with the County. The purpose of this item is to seek approval of a Final Plat for Oxford Place that conforms to the approved Zoning Change and Development Plan (Case No. ZA18- 0032) and Preliminary Plat (Case No. ZA18-0055) for Oxford Place, which include 11 single family residential lots on approximately 12.64 acres, that were approved by City Council on January 15, 2019 and April 3, 2019, respectively. ACTION NEEDED: Consider approval of a Final Plat ATTACHMENTS: (A) Background Information (B) Vicinity Map (C) Plat Review Summary No. 2, dated May 31, 2019 (D) Surrounding Property Owners Map and Responses Full Size Plans (for Commission and Council members only ) PowerPoint Presentation Plans STAFF CONTACT: Ken Baker (817) 748-8067 Richard Schell (817) 748-8062 Case No. Attachment A ZA19-0031 Page 1 BACKGROUND INFORMATION OWNER: Linda Behrends c/o Travis Franks APPLICANT: DeOtte, Inc. PROPERTY SITUATION: 1749 E. Highland St., located on the south side of E. Highland St. to the west of Carroll Middle School and approximately 1,950 feet east of the intersection of E. Highland St. and E. Kirkwood Blvd. LEGAL DESCRIPTION: Tract 1B, Thomas Mahan Survey, Abstract No. 1049 LAND USE CATEGORY: Mixed Use and Low Density Residential CURRENT ZONING: “R-PUD” – Residential Planned Unit Development District. HISTORY: - The property was annexed into the City in 1956 . The “AG” Agricultural District zoning designation was approved with the adoption of the Zoning Ordinance No. 480 and the official zoning map on September 19, 1989. - A Zoning Change and Development Plan for Oxford Place (Case No. ZA18-0032), which includes 11 single family residential lots on approximately 12.64 acres, was approved by City Council on January 15, 2019. - A Preliminary Plat for Oxford Place (Case No. ZA18-0055), which includes 11 single family residential lots on approximately 12.6 4 acres, was approved by City Council on April 3, 2019. TREE PRESERVATION: The site is subject to the City’s Tree Preservation Ordinance No. 585-D. A Tree Conservation Analysis showing 72.41% of existing canopy to be preserved was approved with the “R-PUD” zoning case for Oxford Place (ZA18-0032). The submitted Tree Conservation Plan shows 82.7% of existing canopy to be preserved and it complies with the approved Tree Conservation Analysis, For property sought to be zoned for the Downtown zoning district or a planned development zoning district, including an S-P-1 Site Plan, S-P-2 Site Plan, Transition, Rural Conservation, Planned Unit Development, or Employment Center zoning district, the City Council shall consider the application for a Conservation Analysis or Plan in conjunction with the corresponding development application. UTILITIES: The subject tract has access to six (6) inch waterline along E. Highland Street, and an eight (8) inch waterline along the southern boundary. This site is currently serviced by an existing eight (8) inch sanitary sewer main along E. Highland Street. The development must extend a sanitary sewer stub to the west boundary of the tract. DRAINAGE: Most the drainage is generally to the east of the tract, from which the site will drain into existing ‘Y” inlets on the school property. Some of the drainage is draining to the southeast side of the tract. Carroll ISD to the Case No. Attachment A ZA19-0031 Page 2 east has generally taken into account the subject tract’s drainage. The developer will be required to provide additional information with the construction documents to ensure that the proposed designed development is meeting Carroll ISD’s drainage assumptions and City of Southlake’s Ordinances. STAFF COMMENTS: Attached is Plat Review Summary No. 2, dated May 31, 2019. Case No. Attachment B ZA19-0031 Page 1 Case No. Attachment C ZA19-0031 Page 1 PLAT REVIEW SUMMARY Case No.: ZA19-0031 Review No.: Two Date of Review: 05/31/19 Project Name: Final Plat – Oxford Place APPLICANT: Travis Franks OWNERS: Linda A. Behrends Sunshine Lane, LLC 607 S. Pearson Ln. #102 1749 E. Highland St. Keller, TX Southlake, TX 76092 Phone: (940) 300-8820 E-mail: travis.franks@willowtree.us CITY STAFF HAS REVIEWED THE ABOVE REFERENCED PROJECT RECEIVED BY THE CITY ON 05/20/19 and 5/30/19 AND WE OFFER THE FOLLOWING STIPULATIONS. THESE STIPULATIONS ARE HEREBY MADE CONDITIONS OF PLAT APPROVAL UNLESS SPECIFICALLY AMENDED BY THE CITY COUNCIL. IF YOU HAVE ANY QUESTIONS OR NEED FURTHER CLARIFICATION, PLEASE CONTACT RICHARD SCHELL AT (817) 748-8602. 1. The Final Plat must conform to the underlying zoning district and to the Preliminary Plat. The Final Plat must be processed, approved and recorded prior to the conveyance of any lots or the issuance of any building permits. The Final Plat must be approved by the Planning an d Zoning Commission prior to the approval of the Developer’s Agreement. 2. The following changes are needed with regard to the legal description: a. On the subsequent Final Plat, two intervisible boundary corners of the site must be geo-referenced by state plane coordinates in accordance with section 8.03(B) of the Subdivision Ordinance No. 483 upon submittal of the final plat, and, prior to acceptance of the subdivision by the City, a digital computer file of the subdivision must be provided in accordance with Section 8.04 of Ordinance No. 483. 3. Provide easements in conformance with the associated “R -PUD” Zoning Change and Development Plan (ZA18-0032). 4. Remove the approval block for City Council. The Planning and Zoning Commission has final approval authority for Final Plats. 5. Provide sidewalks and/or trails in compliance with the Subdivision Ordinance No. 483, as amended and the Master Pathways Plan. Tree Conservation/Landscape Review E-mail: kmartin@ci.southlake.tx.us Keith Martin Landscape Administrator Phone: (817) 748-8229 TREE CONSERVATION COMMENTS: 1. The grading around the trees in the south central portion of Lot 3 is placing the trees on a mound that conflicts with the buildable area shown for the lot. Case No. Attachment C ZA19-0031 Page 2 2. Provide the total percentage of existing cover in the Tree Preservation Calculations. * The proposed existing tree cover preservation conforms to the existing tree cover preservation percentage shown on the approve Tree Conservation Analysis that was approved with the R-PUD Zoning and Development Plan on January 15, 2019 . There is 9.89% of existing tree cover on the site and 70% is required to be preserved. The applicant is proposing to preserve 82.7% of the existing tree cover. * For property sought to be zoned for the Downtown zoning district or a planned development zoning district, including an S-P-1 Site Plan, S-P-2 Site Plan, Transition, Rural Conservation, Planned Unit Development, or Employment Center zoning district, the City Council shall consider the application for a Conservation Analysis or Plan in conjunction with the corresponding development application. * Please be aware that all existing trees shown to be preserved on the City Council approved Tree Conservation Plan must be preserved and protected during all phases and construction of the development. Alteration or removal of any of the existing trees shown to be preserved on the approved Tree Conservation Plan is a violation of the Tree Preservation Ordinance and the zoning as approved by the Southlake City Council. Please ensure that the layout of all structures, easements, utilities, structures grading, and any other structure proposed to be constructed do not conflict with existing trees intended to be preserved. * Indicates informational comment. # Indicates required items comment. Public Works/Engineering Review Kevin Ferrer, P.E. Civil Engineer Phone: (817) 748-8089 E-mail: kferrer@ci.southlake.tx.us GENERAL COMMENTS: 1. This review is preliminary. Additional requirements may be ne cessary with the review of civil construction plans. * Sidewalks shall be required to be constructed with each dwelling. * Street intersections shall comply with TDLR/ADA accessibility standards. * Sight distances shall comply with AASHTO guidelines on adjacent collectors and arterials. * Verify if easement of water/sanitary sewer/storm sewer crossing the site is in an easement. * Water and sanitary sewer cannot cross property lines without being in an easement or right of way. All waterlines, sanitary sewer and storm sewer in easements or right of ways must be constructed to City standards. WATER COMMENTS: * Water lines cannot cross property lines without being in an easement or right of way. * The size of the water service tap must match the s ize of the meter. There are no reducers Case No. Attachment C ZA19-0031 Page 3 allowed before the meter on the public side. A 1” inch meter must have a 1” tap, etc. * Water meters and fire hydrants shall be located in an easement or right of way. DRAINAGE COMMENTS: 1. Show all of O-2 and O-3 drainage areas with topo so that they can be validated. 2. Provide a drainage conveyance design to redirect sub basin O -3’s runoff to the grate inlet. 3. Provide compared outfall locations for existing and post developed condition. Each outflow will need to be kept to pre-existing condition. 4. For maintenance purposes instead of the proposed horizontal deflection of the RCP, propose a junction box on the eastern side of Street A and have the RCP tie straight into the junction box. 5. Clearly label all private and public storm lines. 6. Please provide private runoff conveyance design, i.e. swale, for cross lot drainage. 7. Differences between pre- and post- development runoff shall be captured in detention pond(s). Proposed detention ponds shall control the discharge of the 1, 10 and 100- year storm events. Detention may be required with any new proposed building construction. Describe how increased runoff from site is being detained. Access easements are needed for maintenance of detention ponds. 8. Documentation supporting and certifying that detention is not necessary will be required prior to approval of construction plans. 9. Easements outside of right of way shall be required for proposed storm sewer. Storm sewer must be installed outside the edge of pavement. Ordinance #605 defines easement requirements for storm sewer: 30” RCP and under - 15’ easement 42” – 54” RCP - 20’ easement 60” – 66” RCP - 25’ easement 72” – 102” RCP - 30’ easement Over 102” RCP – 3.5 times diameter * Discharge of post development runoff must have no adverse impact on upstream and downstream properties and meet the provisions of Ordinance No. 605. INFORMATIONAL COMMENTS: * Submit 22”x34” civil construction plans and a completed Construction Plan Checklist directly to the Public Works Administration Department for review. Please allow 15 business days for review. The plans shall conform to the most recent construction plan checklist, standard details and general notes which are located on the City’s website: http://www.cityofsouthlake.com/PublicWorks/engineeringdesign.asp * New Requirement: Provide Stormwater Pollution Prevention Plan (SWPPP) per TXR150000. The plan must include all required elements in Part III, Section F of the permit. The Environmental Coordinator will review the SWPPP. For instructions on how to complete the review of the SWPPP please refer to the Stormwater Management for Construction Sites in: Case No. Attachment C ZA19-0031 Page 4 https://www.cityofsouthlake.com/2237/Stormwater-Management-for-Construction-S. SWPPP shall be submitted by second review of the civil construction plans. * NEW REQUIREMENT: Submit with Civil Construction Plans a Retaining Wall Layout sheet. * Retaining walls greater than 4-feet including the footing shall require structural plans prepared by a registered engineer in the State of Texas. Retaining walls shall require a permit from the Building Inspections Department prior to construction. * A geotechnical report will be required for all private and public roadways. The geotechnical report shall include pavement design parameters for subgrade stabilization. * Access permit is required prior to construction of the driveway on FM 1709, FM 1938 or SH 114. Permit approval is required before beginning construction. Submit application and plans directly to TxDOT for review. * A right of way permit shall be obtained from the Public Works Operation s Department (817) 748-8082 to connect to the City’s sewer, water or storm sewer system. * A Developer Agreement may be required for this development and may need to be approved by the City Council prior to any construction of public infrastructure. Co nstruction plans for these improvements must be acceptable to Public Works prior to placing the Developer’s Agreement on the City Council agenda for consideration. * Any hazardous waste being discharged must be pretreated per Ordinance No. 836. *=Denotes informational comment. Transportation Manager Review Stephanie Taylor, P.E., PTOE Transportation Manager Phone: (817) 748-8216 E-mail: staylor@ci.southlake.tx.us DEVELOPMENT/PEDESTRIAN ACCESS PLAN: Show the location of the proposed stop sign at the intersection of the development exit and E Highland St on a plan sheet which shows the location of proposed trees to ensure that it will not be obscured. This can be done on an existing plan sheet or a newly created one. Fire Department Review Kelly Clements Deputy Fire Chief/Fire Marshal Phone: (817) 748-8233 E-mail: kclements@ci.southlake.tx.us GENERAL COMMENTS: No comments based on submitted information. Case No. Attachment C ZA19-0031 Page 5 =========== The following should be informational comments only ================= * A SPIN meeting for this project was held on August 28, 2018. * It appears this property lies within the 65 'LDN D/FW Regional Airport Overlay Zone, requiring construction standards in compliance with the Airport Compatible Land Use Zoning Ordinance No. 479. Additionally, the “Avigation Easement and Release” shown in Appendix 3 of the Subdivision Ordinance No. 483 should be executed on the subsequent Final Plat to be filed in the County Plat Records. * All plats filed must have an original signed and stamped Tax Certificate submitted with it from each taxing unit with jurisdiction of the real property, indicating that no delinquent taxes are owed and that taxes for the current year have been paid. After September 1st, a certificate showing that the taxes for that year are paid, but that the taxes for the upcoming year have yet to be calculated is required. (House Bills 1563 & 3101). A copy of this information may be obtained from the Tarrant County Tax Assessor/Collector’s Office located at 100 E. Weatherford St. in Ft. Worth (across from the old red courthouse). There is a service charge of $10 per account for this certificate. For more information contact the Assessor/Collector’s office at 817-212-6847. * We recommend this plat not be filed until the construction plans have been substantially approved. This will ensure adequate easements and finish floor elevations. Minimum finish floor elevations may be required pending review of construction plans. * Please submit a revised pdf "check print" prior to submitting the blackline mylar and paper copy with original signatures. * In addition to the City of Southlake impact fees, please be aware that through the wholesale water customer contract with the City of Fort Worth, all new water connections are required to p ay the City of Fort Worth impact fee. The City of Fort Worth impact fee assessment is based on the final plat recordation date and building permit issuance. The applicant is encouraged to review the City of Fort Worth's assessment and collection of Impact Fees Guide to determine the fee amount. * For Tarrant County filing, original signatures and seals will be required on one blackline mylar and one blackline paper copy prior to filing the plat. The mylar and paper copies will not be accepted if any erasures or original ink, other than signatures or seals, appear on the plat. * A Developers Agreement is required prior to construction of any public infrastructure. The Developer's Agreement for this addition should consider streets, drainage, park dedication requirements and fees, off -site sewer extensions, off-site drainage and utility easements and impact fees. * All development must comply with the Drainage Ordinance No. 605 and the Erosion and Sediment Control Ordinance No. 946, as amended. * In addition to the City of Southlake impact fees, please be aware that through the wholesale water customer contract with the City of Fort Worth, all new water connections are required to pay the City of Fort Worth impact fee. The City of Fort Worth impact fee ass essment is based on the Final Plat recordation date and building permit issuance. The applicant is encouraged to review the City of Fort Worth's assessment and collection of Impact Fees Guide to determine the fee amount.