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Item 4K Item 4K Page 1 of 2 M E M O R A N D U M (August 20, 2019) To: Shana Yelverton, City Manager From: Rob Cohen, Director of Public Works Subject: Award the contract for the construction of a sidewalk along the north side of East Continental Boulevard from South Hollow Drive to Crooked Lane to C. Green Scaping LP in an amount not to exceed $348,740. Action Requested: Award the contract for the construction of a sidewalk along the north side of East Continental Boulevard from South Hollow Drive to Crooked Lane to C. Green Scaping LP in an amount not to exceed $348,740. Background Information: This sidewalk segment is identified as a Tier 1, priority segment in the sidewalk segment of the City’s Mobility Master Plan. The project consists of approximately 2400 linear feet of 6’ wide sidewalk, handicap accessible ramps, handrail and modifications to existing drainage infrastructure to facilitate construction on the north side of East Continental. Solicitation of bids for this project began on June 22, 2019 and sealed bids were received and opened on July 16, 2019. The three bids received for this project are shown in below table: BIDDER BID AMOUNT GRod Construction $ 307,187.00 C. Green Scaping LP $ 317,036.10 Urban Infraconstruction $ 334,553.50 City staff and our design consultant, Schrickel, Rollins / PSC reviewed and scored the submitted bids based on the best value criteria described in the project manual. The evaluation criteria for this bid are Proposed Contract Price, Key Personnel, Quality, Responsiveness, and Vendor’s Past Relationship with the City. Staff has experienced performance issues on past projects and references expressed concerns with key personnel for the contractor who submitted the low bid. The evaluation of materials and references provided led to the recommendation of C. Green Scaping LP for this project. Item 4K Page 2 of 2 The recommended contract award amount is $348,740, which includes a 10% contingency for construction expenses that may arise due to unforeseen field conditions. The construction of the sidewalk along East Continental Boulevard is anticipated to begin on October 1, 2019 and is estimated to be complete in 4 months. Financial Considerations: Funding for the City Pathways Program is provided in the General Fund from multiple past years’ Capital Improvement Program budgets. Strategic Link: This item links to the City’s Strategy Map strategic focus areas of Mobility and Infrastructure. It specifically relates to the City’s Corporate Objectives, C2: Provide Travel Convenience Within City & Region and F2: Invest to Provide & Maintain High Quality Public Assets. The Critical Business Outcomes are CBO2: Enhance Mobility Through Aggressive Traffic Management Initiatives and Capital Project Implementation and CBO5: Improve Quality of Life Through Progressive Implementation of Southlake’s Comprehensive Plan Recommendations. Citizen Input/ Board Review: Citizens have expressed the desire for expansion of the City’s pedestrian pathways system in multiple, past surveys and via other resources. Staff has received multiple requests for this specific segment. Legal Review: This is the standard construction services contract that has been previously reviewed by the City Attorney. Alternatives: The City Council may approve or deny the contract. Supporting Documents: Attachment A: Bid Tabulation Attachment B: Location Map Staff Recommendation: Award the contract for the construction of a sidewalk along the north side of East Continental Boulevard from South Hollow Drive to Crooked Lane to C. Green Scaping LP in an amount not to exceed $348,740. Staff Contact: Rob Cohen, Director of Public Works Kyle Hogue, P.E., Deputy Director of Public Works/City Engineer Un i t C o s t To t a l Un i t C o s t Total Unit Cost Total TA S K 1 - S I D E W A L K C O N S T R U C T I O N 10 1 Mo b i l i z a t i o n 1 LS 24 , 0 0 0 . 0 0 24 , 0 0 0 . 0 0 9, 0 0 0 . 0 0 9,000.00 28,000.00 28,000.00 10 2 Ri g h t - o f - w a y p r e p a r a t i o n 1 LS 13 , 0 0 0 . 0 0 13 , 0 0 0 . 0 0 21 , 9 0 0 . 0 0 21,900.00 20,000.00 20,000.00 10 3 Ex c a v a t i o n 74 5 CY 47 . 0 0 35 , 0 1 5 . 0 0 26.00 19,370.00 30.00 22,350.00 10 4 Em b a n k m e n t 10 5 CY 47 . 0 0 4, 9 3 5 . 0 0 32.00 3,360.00 70.00 7,350.00 10 5 4" C o n c r e t e s i d e w a l k 1, 4 1 7 SY 46 . 5 0 65 , 8 9 0 . 5 0 69.30 98,198.10 59.00 83,603.00 10 6 Re m o v e s i d e w a l k 22 SY 34 . 0 0 74 8 . 0 0 14.00 308.00 28.00 616.00 10 7 Be r m u d a s o d 2, 9 0 0 SY 11 . 0 0 31 , 9 0 0 . 0 0 4.50 13,050.00 10.00 29,000.00 10 8 Ac c e s s i b l e c u r b r a m p 2 EA 1, 0 0 0 . 0 0 2, 0 0 0 . 0 0 1, 9 9 4 . 0 0 3,988.00 2,100.00 4,200.00 10 9 TY I I T x D O T 6 " c u r b a n d g u t t e r 21 8 LF 45 . 0 0 9, 8 1 0 . 0 0 39.00 8,502.00 36.00 7,848.00 11 0 Tr a f f i c c o n t r o l p l a n d e s i g n e d b y l i c e n s e d e n g i n e e r 1 LS 14 , 0 0 0 . 0 0 14 , 0 0 0 . 0 0 11 , 0 0 0 . 0 0 11,000.00 6,000.00 6,000.00 11 1 Wa t e r m e t e r 2 EA 1, 0 0 0 . 0 0 2, 0 0 0 . 0 0 80 0 . 0 0 1,600.00 6,500.00 13,000.00 11 2 Ex i s t i n g s i g n r e l o c a t i o n 1 EA 65 0 . 0 0 65 0 . 0 0 30 0 . 0 0 300.00 1,200.00 1,200.00 11 3 12 " C r o s s w o a k s t r i p i n g 50 LF 18 . 0 0 90 0 . 0 0 25.00 1,250.00 30.00 1,500.00 TO T A L A M O U N T B I D T A S K 1 $2 0 4 , 8 4 8 . 5 0 $191,826.10 $224,667.00 TA S K 2 - S T O R M D R A I N 20 1 5' x 3 ' B o x c u l v e r t 27 LF 52 3 . 0 0 14 , 1 2 1 . 0 0 1, 0 8 0 . 0 0 29,160.00 672.00 18,144.00 20 2 5' x 2 ' B o x c u l v e r t 17 LF 61 5 . 0 0 10 , 4 5 5 . 0 0 1, 2 7 0 . 0 0 21,590.00 352.00 5,984.00 20 3 12 " C L I I I R C P 16 LF 14 0 . 0 0 2, 2 4 0 . 0 0 90.00 1,440.00 225.00 3,600.00 20 4 4. 5 ' h t . T x D O T P W - 1 w i n g w a l l s 2 EA 10 , 5 0 0 . 0 0 21 , 0 0 0 . 0 0 6, 4 0 0 . 0 0 12,800.00 18,000.00 36,000.00 20 5 3' h t . T x D O T S W - 0 w i n g w a l l s 1 EA 4, 5 5 0 . 0 0 4, 5 5 0 . 0 0 5, 8 0 0 . 0 0 5,800.00 7,000.00 7,000.00 20 6 12 " P S E T - S P T x D O T h e a d w a l l 1 EA 2, 0 0 0 . 0 0 2, 0 0 0 . 0 0 1, 8 0 0 . 0 0 1,800.00 2,000.00 2,000.00 20 7 12 " C H - F W T x D O T h e a d w a l l 1 EA 2, 5 0 0 . 0 0 2, 5 0 0 . 0 0 2, 9 0 0 . 0 0 2,900.00 2,500.00 2,500.00 20 8 De c o r a t i v e h a n d r a i l 90 LF 12 0 . 0 0 10 , 8 0 0 . 0 0 16 5 . 0 0 14,850.00 200.00 18,000.00 20 9 Er o s i o n c o n t r o l b l a n k e t 16 5 SY 16 . 5 0 2, 7 2 2 . 5 0 10.00 1,650.00 10.50 1,732.50 21 0 Er o s i o n c o n t r o l p l a n 1 LS 6, 0 0 0 . 0 0 6, 0 0 0 . 0 0 9, 4 0 0 . 0 0 9,400.00 8,500.00 8,500.00 21 1 8" W a s h e d r i v e r r o c k 10 CY 58 0 . 0 0 5, 8 0 0 . 0 0 46 0 . 0 0 4,600.00 97.00 970.00 21 2 8" W a s h e d r i v e r r o c k g r o u t e d i n p l a c e 31 CY 65 0 . 0 0 20 , 1 5 0 . 0 0 62 0 . 0 0 19,220.00 176.00 5,456.00 TO T A L A M O U N T B I D T A S K 2 $1 0 2 , 3 3 8 . 5 0 $125,210.00 $109,886.50 TO T A L B A S E B I D ( S U M O F T A S K S 1 A N D 2 ) $3 0 7 , 1 8 7 . 0 0 $317,036.10 $334,553.50Urban Infraconstruction LLC It e m De s c r i p t i o n Qt y . 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