Underground

Areas We Serve

  • CLARK COUNTY, WA

    Battle Ground

    Camas

    Hazel Dell

    La Center

    Orchards

    Ridgefield

    Vancouver

    COWLITZ COUNTY, WA

    Castle Rock

    Cougar

    Kalama

    Kelso

    Longview

    Woodland

    Yale

     

Underground

Underground Utilities and Ditchwork/Trenching

Here in the Northwest, having good and reliable underground utilities is critical. Seppanen Construction will look to accomplish that for you, whether it be through gas trenching, installing a water line, or any of our many underground services.

There are several underground utilities we are qualified for and ready to do:

  • New construction or remodel sewer connections
  • Water lines
  • Power
  • Phone
  • Gas trenching
  • Drainage piping
  • Infiltration trenches (required for storm water disposal dig and backfill)
  • Septic Systems
  • Septic to Sewer Conversion
  • French Drains
    Contact us to find out more information, or give us a call at (360) 263-7950!

Let us help you with your septic system and underground utility needs.GET A BID!