Large-Diameter Sanitary Sewer Trunk Construction

The City of Des Moines is seeking a contractor to construct a large-diameter sanitary sewer trunk and perform associated storm sewer, water main, roadway, and site restoration work across several Iowa cities.

City of Des Moines


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072027001
Dec 01, 2026 05:00 PM
Oct 21, 2026 01:02 PM
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Description

The project involves constructing approximately 12,903 feet of 60-inch and 3,749 feet of 66-inch sanitary sewer by open-cut methods, plus 2,426 feet of 60-inch and 565 feet of 66-inch sanitary sewer using trenchless construction. Work also includes manholes and special structures, bypass pumping, dewatering, storm sewer and water main replacement, and installation of flow-metering equipment with new electrical service. Additional work includes replacing hot-mix asphalt and Portland cement concrete, temporary traffic control, erosion control, seeding, cleanup, and miscellaneous related work. The project is generally along Walnut Creek in Clive, West Des Moines, and Windsor Heights, Iowa.

Classification Codes
NAICS237110Water and Sewer Line and Related Structures Construction
PSCY244Construction of Sewage and Waste Facilities
Smart Codes
sanitary sewer constructionwater main replacementstorm sewer replacement
Specifications
Supply & Service
Timeline
Oct 21, 2026-Posted
Dec 01, 2026 05:00 PM-Bid submission deadline
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