Storm Sewer Installation & Incidentals - NEW ABSTRACT

This opportunity is a public‑works contract to design and construct a storm‑sewer conduit system along Highway 10 in Cass County, North Dakota. The scope includes extensive excavation, removal of existing pipe and manholes, installation of new 36‑in and 15‑in pipe conduit, placement of manholes and inlet structures, traffic control, site restoration (seeding, mulching, back‑fill), and associated temporary works such as fiber‑roll lining and geo‑textile fabric. Bids are to be submitted electronically via Bidexpress.com, with a required 5 % bid bond payable to Cass County. The project is fully funded through the county’s engineering budget and will be awarded to the lowest responsible bidder. • Major work items: 1,186 LF of 36 in pipe, 7 EA manholes, 1,090 LF of pipe removal, excavation of ~570 CY, back‑fill of 1,588 TON, and site restoration. • Required documentation: North Dakota contractor’s license, 5 % bid bond, electronic submission through Bidexpress.com. • Competitive environment: Six qualified contractors submitted bids ranging from $181 k to $238 k, well below the county engineer’s estimate of $368 k.