Bridge Replacement, B-16-181, West Roxbury Parkway Over MBTA in the City of Boston, Boston, MA

Suffolk County

Owner Reference: 606902-127512

Bid Date: 11/05/2024 at 02:00pm

Estimate: $7,412,000.00

Trades: Road Improvements: Pavement Resurface Seal Coat for Highway Roads Bridge Dam Overpass, Runways - NAICS 237310

The work under this contract consists of the superstructure replacement of Bridge No. B-16-181, West Roxbury Parkway over MBTA (Needham Commuter Rail Line), as well as modifications and repairs to the existing substructure. The proposed superstructure is a single span structure consisting of pre-fabricated bridge units (PBUs) comprised of rolled steel beams and precast reinforced concrete deck made composite with the steel beams. The substructure consists of precast abutment caps supported on micropiles drilled through the existing abutment. The project includes the installation of a modified CP-PL2 barrier with a Type II protective screen. Also included is a temporary support structure over the MBTA to support a temporary gas line. The work shall include the demolition and disposal of the existing bridge superstructure. The existing abutments and wingwalls will be cut down as described in the contract for the installation of the precast abutment caps and precast moment slabs. The existing abutments and wingwalls are to be repaired and refaced as described in the contract. The work shall include full depth pavement reconstruction; pavement milling; replacement of traffic signals with new traffic signals and mast arms; installation of new guardrail; lighting conduits and foundations; installing new drainage structures; installing new granite curb; constructing ADA compliant cement concrete pedestrian ramps and sidewalks; driveway aprons, furnishing and spreading loam and seed; installing signs and pavement markings; providing temporary traffic control; and other incidental items of work listed in the proposal. Bonds required. Prevailing wages.

Jonathan Gulliver
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Owner: Commonwealth and State of Massachusetts Department of Transportation (MassDOT or MADOT) MA

Published 10/15/2024 on Construction Bid Source

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