"Quality is always important when dealing with this kind of work, you want it done right the first time." -Terry (owner/ operator)

  Big Horn Excavating is a small business located near Lyons, Colorado. The company was started 28 years ago by Terry Swink who continues to provide quality workmanship for the local communities.

  Primarily focused on septic systems and sewer repair/installations, Big Horn also does complete excavations for new homes. (foundations, back filling, etc.)

For Further details, click on the links above.

  When it comes to replacing a bad sewer or preparing the foundation for a house, quality workmanship is key. When it's tree roots or settled lines in your sewer, you know you want quality work the first time through.


Big Horn Excavating is Licsensed, Bonded, and Insured.
Current Projects:

-Septic System, Lyons, Gary
-Addition to foundation, Boulder, Table Mesa

-troubleshoot existing leachfield prior to home purchase on St. Vrain Rd.
-contract to install  new water service for home on upland in Boulder including ROW work  to tap water main completed.
-Sewer line replacement in Boulder -Broomfield sewer line upgrade Kohl St.- Septic system problem N. 83rd.

CALL 303/823-6120


-Septic Tank , Pinewood Springs, prepare for home sale. Cheyenne Dr.

-Regrade Driveway, install recycled asphalt
-Install a new septic tank to meet septic smart program requirement. Spring Dr.

-Install new above ground leach field Hwy 66 Longmont

-4 Mile Canyon Burn Area - Clean-up and remove debris, dig new foundation and utilities for new home
-Septic Smart required new leachfield for house closing. Erie on 119th St.