Magnum Stone

Magnum Stone is a wet-cast concrete, big-block retaining wall system that was developed with both the engineer and contractor in mind.  The 5,000 PSI concrete provides high strength, low absorption and great freeze-thaw durability.  Magnum Stone’s horizontal and vertical hollow core design offers many benefits and superior drainage.  Whether you need a typical MSE wall or a big block gravity wall, Magnum Stone has you covered.

  • Big block MSE or gravity wall solutions
  • Wet-cast manufacturing for increased quality and durability
  • Realistic face texture
  • Versatility using standard blocks and extenders
  • Easy installation
  • Hollow core for decreased weight 
  • 8 sq ft per block

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.