I-70 at Floyd Hill Improvements

THK team members are currently working with CDOT to improve I-70 at the base of Floyd Hill in Clear Creek Canyon. The six miles of roadway reconstruction includes the complete realignment of I-70 and Highway 6 through the canyon. The realignment requires approximately 3 miles of new bridge structures, over 20 rock cuts, 3,000 linear feet of creek bank restoration. THK, Yeh and Chinook are all three responsible for the rock cut design and aesthetics. Yeh is specifically responsible for rock cut and slope stabilization design along with rock fall mitigation. THK is responsible for all forest and riverbank restoration, project aesthetics, recreation improvements, and CPW SB40 permits. Additionally, all three consultants were involved with helping to establish the new roadway alignments. THK and Yeh have worked for decades on mountain road development in Colorado. The experience and knowledge of this team will ensure that Park access roads are safe and aesthetically pleasing with rockfall mitigation. Additionally, ECO Resolutions planned and designed all the wildlife mitigation including roadway wildlife crossing structures.

Client

City of Idaho Springs
Colorado Department of Transportation

Location

Idaho Springs

Services

Landscape Architecture
Transportation Design

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