Open RFP

MWRA Contract No. 7615B Armoring and Overtopping Protection Foss Reservoir Dam

Description: The Massachusetts Water Resources Authority seeks a contractor for armoring and overtopping protection at Foss Reservoir Dam. Work includes clearing and raising the dam embankment, installing specialized turf and instrumentation, constructing a wall, and erecting fencing. This is an open-market construction procurement rather than a grant, and the posting does not specify a time zone for its dates.

Buyer: Massachusetts Water Resources Authority
SpecialDistrict · MA, US
Released: Oct 21, 2026
Closes: Dec 2, 2026(38 days left)

RFP documents & timeline

From the first pre-RFP signals to the published RFP and its files.

Board meeting
Sep 17, 2025
399 days before RFP
MWRA recorded that Foss Reservoir Dam overtopping protection would use slight embankment raising, Turf Reinforcement Matting and riprap, with bidding and award expected in early 2026 and construction in summer and fall 2026.
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Foss Dam Overtopping. The regulatory Spillway Design Flood (SDF)1 for Foss Reservoir Dam is the 500-year flood. Reservoir modeling has shown that at the SDF wave overtopping will occur on the crest of this dam (Figure 1). Dam safety regulations require the mitigation for the potential for overtopping. After consulting with the Massachusetts Office of Dam…
Administration, Finance and Audit Committee Meeting Minutes
Board meeting · Sep 17, 2025
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Capital improvement plan
Nov 17, 2025
338 days before RFP
MWRA's FY26 CIP recorded active Foss Dam embankment overtopping protection, with Foss design at 90% in FY26 Q1 and construction planned as the next phase.
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Sudbury/Foss Dam Improvements/Wachusett North Dike Overtopping Protection Design CA/RI (7614), and Construction (7615) and (7615A) Regulatory requirement for dam safety compliance for the SudburyDam spillway includes substantial repointing to ensure spillway will properly function during spillway activation. Also, a gatehouse sluicegate deflector plate and…
Board meeting
Apr 15, 2026
189 days before RFP
MWRA recorded $1.2 million of less-than-planned spending for Sudbury/Foss Dam Construction because the Foss Dam work schedule was updated.
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Transmission $38,240 $29,235 ($9,005) -23.5% Less than planned spending Wachusett Lower Gatehouse Pipe & Boiler Replacement Construction: $2.6M (pending final work) Metro Redundancy Interim Improvements CP2 Shaft 5 Construction and REI: $2.0M, (work scheduled for F26 performed in FY25)WASM 3 -MEPA/Design/CA/RI: $1.4M, Geotechnical Support Services: $1.1M,…
Massachusetts Water Resources Authority Board of Directors Meeting
Board meeting · Apr 15, 2026
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RFP published
Oct 21, 2026
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Proposals due Dec 2, 2026 (38 days left)

Key Contacts on this RFP

Decision makers connected to this RFP from Massachusetts Water Resources Authority.

Wendy ChuChief Diversity and Equity Officer

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Brian L. KubaskaChief Engineer

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