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HomeMy WebLinkAbout4.03 I580Tassaj #01-12CITY CLERK File # [1960143151 AGENDA STATEMENT CITY COUNCIL MEETING DATE: March 5, 2002 SUBJECT: Award of Bid —Contract No. 01-12, Interstate 580/Tassajara Road Interchange Improvement Project Report Prepared by: Lee S. Thompson, Public Works Director ATTACHMENTS: 1) Resolution of Award 2) Summary of Bid Results RECOMMENDATION: /Adopt resolution awarding bid to DeSilva Gates Construction LP l �' FINANCIAL STATEMENT: Total Budget Projected Cost Improvements: $ 10,795,568 $ 7,054,198 10% Contingency: $ 705,419 Subtotal: $ 7,759,617 Design/Constr. Mgmt./Misc: $ 2,997,116 $ 2,997,116 Right of Way: $ 548,961 $ 548,961 Total: $ 14,341,645 $11,305,694 Staff has received the monies advanced by the Alameda County Surplus Property Authority, Jennifer Lin, Mission Peak Homes, and Greenbriar Land Company to construct the project. Also, the supplementary Federal/State funds programmed for the project have been approved by the State and the project is fully funded. The advanced funds are being credited against the required Eastern Dublin Traffic Impact Fees for the various developments. DESCRIPTION: On November 6, 2001, the City Council authorized Staff to solicit bids for Contract No. 01-12, Interstate 580/Tassajara Road Interchange Improvement Project. This project will increase the capacity of the interchange to accommodate future traffic demand, including traffic generated by several approved developments north of the project site, and existing developments south of the interchange. The project is one of the traffic mitigations identified in the approval of the -------------------------------------------------------------- COPIES TO: DeSilva Gates Construction LP/ ITEM NO. 3 gAmiscproj\i-580 Tassajara\project\agst award (1 i Eastern Dublin Specific Plan and has been incorporated into the Eastern Dublin Traffic Impact Fee program. The proposed work i.ncludes the following: · Demolishing the existing two-lane northbound Tassajara Road overcrossing. · Constructing a new three-lane northbound Tassajara Road overcrossing, · Constructing an auxiliary lane along eastbound 1-580 from the eastbound Santa Rita Road on-ramp to the E1 Charro Road off-ramp. · Widening the westbound 1-580 off-ramp from one lane to two lanes and providing a 400-meter (1,312-foot) auxiliary lane in advance of the exit. · Widening the eastbound off-ramp to provide a second left-turn lane at the ramp terminus at the intersection of Santa Rita Road and Pimlico Drive. · Lengthening the left-turn lane on southbound Tassajara Road approaching the Pimlico Drive intersection. · Narrowing the existing median along westbound Pimlico Drive to provide a four-lane approach at the Santa Rita intersection. · Reconstructing the westbound 1-580 loop on-ramp. · Widening the diagonal westbound 1-580 on-ramp from one lane to two lanes. The existing traffic signals at the ramp intersections would be modified to accommodate the proposed lane arrangements. Ramp metering, ramp entrance lighting, and intersection lighting would also be modified as appropriate for the proposed improvements. Caltrans has finalized its review of the plans and has issued the encrOachment permit to the City to build the project. The City has already received permission from the City of Pleasanton to perform work within Pleasanton's right-of-way. The construction period is estimated at approximately 18 months. A total of 9 bids were received (Attachment 2). The low bidder is DeSilva Gates Construction LP with a bid of $7,054,!98.00. For this project, the City has established a 9% goal for Disadvantaged Business Enterprise (DBE) participation, as required on projects with federal funding. De Silva Gates Construction LP meets this requirement with 11.09% participation from certified DBEs. Staff has reviewed the bids, determined that the low bidder has satisfactorily performed similar projects in the past, and recommends that the City Council adopt the resolution awarding Contract No. 01-12 to DeSilva Gates Construction LP. Page 2 RESOLUTION NO. -02 A RESOLUTION OF THE CITY COUNCIL OF THE CITY OF DUBLIN AWARDING CONTRACT NO. 01-12 INTERSTATE 580/TASSAJARA ROAD INTERCHANGE IMPROVEMENTS TO DESILVA GATES CONSTRUCTION LP WHEREAS, the City of Dublin did, on February 12, 2002, publicly open, examine, and declare all sealed bids for doing the work described in the approved Plans, Specifications, and Modifications for Contract No. 01-12, Interstate 580/Tassajara Road Interchange Improvements, authorized by the City Council on November 6, 2001, which Plans, Specifications, and Modifications are hereby expressly referred to for a description of said work and for all particulars relative to the proceedings under the request for bids; and WHEREAS, said bids were submitted to the City Engineer, who has recommended that the bid hereinafter mentioned is the lowest and best bid for doing said work. NOW, THEREFORE, BE IT RESOLVED that the City Council of the City of Dublin does hereby award City of Dublin Contract No. 01-12 to the lowest responsible bidder therefor, to wit, DeSilva Gates Construction LP, at a bid of Seven Million Fifty-Four Thousand, One Hundred Ninety-Eight Dollars and No Cents ($7,054,198.00), the particulars of which bid are on file in the Office of the City Engineer. PASSED, APPROVED AND ADOPTED this 5th day of March, 2002. AYES: NOES' ABSENT: ABSTAINING: ATTEST: Mayor City Clerk g: ~miscprojli-580 tassajaralprojectlresoawrd BID RESULTS FOR THE 1-580/TASSAJARA ROAD INTERCHANGE IMPROVEMENTS CONTRACT 01-12 BID OPENING DATE: FEBRUARY 12, 2002 ENGINEER'S ESTIMATE: $ 8,430,319.50 1. DESILVA GATES 2. O.C. JONES 3. RGW 4. BAY CITIES 5. GRANITE CONSTRUCTION 6. TOP GRADE 7. TEICHERT CONSTRUCTION 8. MCGUIRE & HESTER $ 7,054,198.00 $ 7,092,310.75 $ 7,499,082.00 $ 7,534,597.85 $ 7,857,189.50 $ 8,178,760.42 $ 8,290,884.75 $ 8,426,688.30 NOTE: Redgwick Construction also submitted a bid, but it was Subsequently withdrawn'