Established in 1963, GMCO LLC is a full-service asphalt maintenance and pavement preservation company located in Rifle, Colo. Completing numerous projects for various cities, counties, subdivisions, private residences, The Federal Government and CDOT.

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Chip Seals provide a waterproof layer to an asphalt surface preventing moisture intrusion into the underlying structure. Chip Seals are a low-cost all weather surface treatment. Chip Seals provide a skid resistant surface. Chip Seals are a very cost effective tool to extend the useful life of your asphalt surface, help prevent oxidation and help to minimize raveling. Chip Seals are a quick process with minimum disruption to the traveling public and residents.

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Chip Seals can be applied to base course, creating an all weather surface.

Chip Seals can be a single application of cover coat material or multiple layers.