About Us

SEMA Precast provides quality precast concrete products, services, and solutions to the construction industry. Since 1998, we have independently served a variety of heavy civil, industrial, commercial, residential, and private clients.

We are the region’s preferred precast partner because we bring sole-source responsibility, partnering directly with clients for design and production. Our high-capacity manufacturing facility is capable of simultaneously producing multiple large-scale projects for accelerated delivery.

39th Ave and Park Hill Drainage

Denver, Co.

SEMA Precast supplied 5,714 lineal feet of box culvert for the City & County of Denver’s 39th Ave & Park Hill Drainage project.

The project consisted of 9 different size box culverts ranging from 8’x5′ to 15’x10′.  All boxes supplied with water-tight gasketed joints.