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RockSol provided construction management, inspection and materials testing roles on the project. The project encompassed construction management, inspection, and materials testing services, spanning from Highlands Ranch Parkway to Dad Clark Gulch. The project widen US-85 to six through lanes, utilizing Stone Matrix Asphalt and ABC Class 6. Additional enhancements comprised the installation of curb and gutters, raised medians, type 9 guardrail, a multi-use trail, and the replacement of the US-85 bridge over C-470.


CDOT R1 and Douglas County US 85 Widening
and Reconstruction (Construction Package)

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