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Published January 21, 2026 at 7:00 PM

Updated January 22, 2026

Demolition, site work and new construction of a bridge / tunnel in Concord, Massachusetts. Completed plans call for the demolition of a one-story above grade bridge / tunnel.

The project involves the removal of the existing culvert structure under Spencer Brook Road and the construction of a new box culvert structure with associated wingwalls, headwalls, roadway reconstruction, and guardrail systems. MassDOT prequalification of contractors with the class of work as Bridge - Construction or Bridge-Culverts, for the project with an estimated value of $859,850, is required. All bids shall be submitted electronically at www.Projectdog.com following the requirements described in the Supplemental Instruction to Bidders documents. Bid forms and contract documents are available online; plan holders must have an active online account on Projectdog.com to acquire documents, receive notifications, and submit bids electronically. It is the bidder's responsibility to review any and all addenda prior to bid opening. Bidders will not be considered if indebted to the Town of Concord for unresolved issues. The Town of Concord reserves the right to reject any and all bids or parts thereof, to waive any irregularity in the bids, and to accept the bid or parts thereof deemed most favorable to the Town's best interest. Prevailing wage rates apply. A bid bond, cash, or certified check of five percent of the bid value is required with the submitted bid. Concord Public Works reserves the right to phase work based on school zones, other municipal projects, or other restrictions affecting timing.

Bid Results

Bridges / Tunnels

$611,900.00

Public - City

Demolition, New Construction, Site Work

13

15

4

3

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Spencer Brook Rd, Concord, MA


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