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Cost by county

Construction unit costs in Columbia County, WI

Median awarded unit prices for 11 items on public projects in Columbia County, from winning bids in agency bid tabulations. Each item page lists its source documents.

Cost by state › Wisconsin › Columbia County

ItemPerMedianMiddle halfWinning bidsLatest source document
Base Aggregate Dense 3/4-Inchton$22.50$20.29 – $25.5224Jul 14, 2026, Open bid tab, letting 20260714, call 003
Traffic Control Warning Lights Type Aday$0.14$0.1 – $0.522Jul 14, 2026, Open bid tab, letting 20260714, call 003
Sawing Asphaltlinear foot$1.75$1.40 – $2.0122Jul 14, 2026, Open bid tab, letting 20260714, call 003
Silt Fencelinear foot$2.25$1.95 – $2.5021Jul 14, 2026, Open bid tab, letting 20260714, call 003
Traffic Control Drumsday$0.5$0.26 – $1.0021Jul 14, 2026, Open bid tab, letting 20260714, call 003
Traffic control sign pcmsday$50.00$37.50 – $50.0020May 12, 2026, Open bid tab, letting 20260512, call 008
Traffic control signday$0.28$0.25 – $0.7413Jul 14, 2026, Open bid tab, letting 20260714, call 003
Traffic Controleach$18,500$8,275 – $32,80013Jul 14, 2026, Open bid tab, letting 20260714, call 003
Traffic control barricade type iiiday$0.885$0.487 – $1.3112Jul 14, 2026, Open bid tab, letting 20260714, call 003
Tack Coatgallon$2.91$2.52 – $4.0612Jul 14, 2026, Open bid tab, letting 20260714, call 003
Waterthousand gallons$42.50$15.00 – $73.4712Jul 14, 2026, Open bid tab, letting 20260714, call 003

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