Projects to Bid

Stamford, CT – Primary, Secondary and Disinfection Systems Improvements

Project Status:
Project Location:
Stamford, CT
General Bids Due:
Bid Opening Location:
03/12/2019 11:00 am
Stamford WPCA Operations Building 11, 3rd Floor Conference Room
Project Owner:
Stamford WPCA

The City is handling the bidding for this project. This information is posted for information only.

The Project consists of improvements to the preliminary, secondary, and disinfection treatment
systems at Stamford Water Pollution Facility (WPCF) in Stamford, Connecticut, including: the
replacement of influent screenings and pumping systems, addition of new septage receiving station
and odor control improvements in the Screen Building & Raw Sewage Pumping Station;
modifications to the aeration basins, replacement of aeration blowers and new dissolved oxygen
(DO) control system for optimizing nitrogen removal in the secondary treatment process; and
replacement of a one-basin, two-channel ultraviolet (UV) disinfection system with a new two-basin,
three channel system, including provisions for a fourth, future channel.

Bid documents are available from City of Stamford Purchasing:

Pre-Bid Conf. Date:
Pre-Bid Conf. Location:
02/12/2019 11:00 (participation is encouraged)
Stamford WPCF, 111 Harbor View Avenue, Stamford, CT 06902
Project Engineer:
WP Project Number:
Ryan Wadsworth
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