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Published October 17, 2025 at 8:00 PM

Updated October 18, 2025

Site work for a bridge / tunnel in Boston, Massachusetts. Working plans call for site work for a bridge / tunnel.

All Bidders are Non-responsive. As per Addendum 15 project was extended to OCTOBER 15, 2025 @ 2:00P.M. Location: Boston UPS System Replacements in Central Artery Tunnels Filed Sub-Bids: 100.78 Miscellaneous and Ornamental Iron Work District: 6 Project Type: DCAMM MADOT: UPS System Replacements in Central Artery Tunnels - Miscellaneous and Ornamental Iron Work - Sub work locations extend as follows: VENT BUILDING # - ESS2 480 Albany Street VENT BUILDING # - ESS3 497 W. Austin Street, Charlestown, VENT BUILDING # - VB #1 55 Dorchester Avenue VENT BUILDING # - VB #3 500 Atlantic Avenue VENT BUILDING # - VB #4 136 Blackstone Street, Haymarket VENT BUILDING # - VB #5 300 Haul Road, South Boston VENT BUILDING # - VB #8 40 Legends Way / AKA 40 Accolon Way Question Deadline 09/02/2025 at 3:00 PM ET Prospective bidders are required to submit all questions to the Construction Contracts Engineer. on the Tuesday of the previous week before the scheduled bid opening date. Contractors should email questions and addendum acknowledgements to the following email address massdotspecifications@dot.state.ma.us The MassDOT proposal number and municipality is to be placed in the subject line.

Final Planning

Bridges / Tunnels

$194,723.00

Public - State/Provincial

Site Work

164

14

60

4

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October 15, 2025

April 17, 2026

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I-93, Boston, MA

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