Precast Concrete Box Culvert for Baseline Road at Dry Creek

Boulder County Public Works is soliciting bids from qualified and experienced concrete product producer’s for the manufacturing and delivery of an 18-foot-wide by 10.5-foot high (inner dimension) precast reinforced concrete box culvert including four precast skewed end sections. Two culverts (each 18-foot-wide by 10.5-foot high by 46.5-feet long) will be installed adjacent to each other to create a double box culvert.

The precast concrete box culvert is to be delivered near 6847 Baseline Road in unincorporated Boulder County, within the Baseline Road right-of-way, and within a controlled road closure with delivery truck access to the project site.

BID-226-25 Submittal Instructions