Project Description
The Tuolumne Utilities District (TUD or District) is seeking qualified contractors to submit proposals for the Columbia Sewer Interceptor Hydraulic Improvements Project. In general, the project will consist of the installation of 2088’ of 12” sewer main, seven sewer manholes, and appurtenances from the Pedro Y Intersection to Old Sonora-Columbia Rd. See the contract documents below for full project details.
Proposal Due Date:
October 30, 2026, at 2:00 PM local time.
Pre-Bid Meeting:
A mandatory pre-bid conference will be held at 18885 Nugget Boulevard, Sonora, California at 10 a.m. on October 14th, 2026. This will be followed by a project site visit. Proposals will only be accepted from contractors represented at the pre-bid conference.
Bids
Sealed proposals for the construction of the Columbia Sewer Interceptor Hydraulic Improvement Project addressed to the Tuolumne Utilities District, 18885 Nugget Boulevard, Sonora, California 95370, will be received at the office of the District until 2:00 p.m., local time, on October 30th, 2026, and will then be publicly opened and read.
Project Documents:
Contract Documents – Columbia Sewer Interceptor Hydraulic Improvements Project
For information concerning the proposed work, contact: Mr. Rich Pitcher, Collections Superintendent, at (209) 532-5536, extension 576 or [email protected].