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20 Years of Service and Quality

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Areas We Serve

  • Clark County, WA
  • Battle Ground
  • Camas
  • Hazel Dell
  • Orchards
  • Ridgefield
  • Vancouver
  • Cowlitz County, WA
  • Castle Rock
  • Cougar
  • Kalama
  • Kelso
  • Longview
  • Woodland
  • Yale

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!

Get a bid!

Seppanen Construction, LLC
La Center, WA
(360) 263-7950
Washington: SEPPACL974JC