STATE CONTRACTING LLC
STATE CONTRACTING LLC
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  • SERVICES
    • Emergency Septic Services
    • Septic Pumping
    • Septic System Installs
    • Septic System Repairs
    • Septic Decomission
    • Drainfield Repair/Install
    • Septic Troubleshooting
    • Septic-Sewer Conversion
    • Sewer Line Installation
    • Grease Trap Pumping
    • Site Preperation
    • Land Clearing
    • Grading & Leveling
    • Utility Trenching
    • Foundation Excavation
    • Driveway Preparation
    • Retaining Wall Excavation
    • Drainage Solutions
    • Culvert Installation
    • Soil Test Pits
    • Single & Multi Home Demo
    • Manufactured Home Demo
    • Concrete/Asphalt Removal
    • Garage & Shed Demolition
    • Barn Demolition
    • Pool Demolition
  • Contact
  • Reviews
  • More
    • Home
    • About
    • SERVICES
      • Emergency Septic Services
      • Septic Pumping
      • Septic System Installs
      • Septic System Repairs
      • Septic Decomission
      • Drainfield Repair/Install
      • Septic Troubleshooting
      • Septic-Sewer Conversion
      • Sewer Line Installation
      • Grease Trap Pumping
      • Site Preperation
      • Land Clearing
      • Grading & Leveling
      • Utility Trenching
      • Foundation Excavation
      • Driveway Preparation
      • Retaining Wall Excavation
      • Drainage Solutions
      • Culvert Installation
      • Soil Test Pits
      • Single & Multi Home Demo
      • Manufactured Home Demo
      • Concrete/Asphalt Removal
      • Garage & Shed Demolition
      • Barn Demolition
      • Pool Demolition
    • Contact
    • Reviews

  • Home
  • About
  • SERVICES
    • Emergency Septic Services
    • Septic Pumping
    • Septic System Installs
    • Septic System Repairs
    • Septic Decomission
    • Drainfield Repair/Install
    • Septic Troubleshooting
    • Septic-Sewer Conversion
    • Sewer Line Installation
    • Grease Trap Pumping
    • Site Preperation
    • Land Clearing
    • Grading & Leveling
    • Utility Trenching
    • Foundation Excavation
    • Driveway Preparation
    • Retaining Wall Excavation
    • Drainage Solutions
    • Culvert Installation
    • Soil Test Pits
    • Single & Multi Home Demo
    • Manufactured Home Demo
    • Concrete/Asphalt Removal
    • Garage & Shed Demolition
    • Barn Demolition
    • Pool Demolition
  • Contact
  • Reviews

Utility Trenching Services

Proper Trench Depth, Slope, & Preparation are Critical for Long-Lasting Underground Systems

Proper utility installation starts with accurate and reliable trenching. At State Contracting, we provide professional utility trenching services throughout Clark County, Clackamas County, Multnomah County, and Washington County.


Whether you need trenches for water lines, electrical systems, sewer connections, septic components, drainage, or other underground utilities, our experienced excavation team has the equipment and knowledge to complete the work safely and efficiently.


From small residential projects to larger commercial applications, we provide precise trench excavation while minimizing disruption to your property.


Our Utility Trenching Services include: 

  • Water line trenching
  • Electrical conduit trenching
  • Sewer line trenching
  • Drainage pipe installation
  • Stormwater drainage systems
  • Gas line excavation preparation
  • Communication and data line trenching
  • Utility connection trenches
  • Underground service installation preparation


We carefully evaluate site conditions, access, soil type, and project requirements to provide the right trenching approach for your property.

Call or Text (360)921-5748

We proudly provide utility trenching services in Vancouver, Battle Ground, Ridgefield, Camas, Washougal, Oregon City, Lake Oswego, West Linn, Happy Valley, Milwaukie, Canby, Molalla, Estacada, Sandy, Boring, Beavercreek, Eagle Creek, Portland, Gresham, Troutdale, Fairview, Wood Village, Hillsboro, Beaverton, Tigard, Tualatin, Sherwood, Forest Grove, Banks, Cornelius, and surrounding communities throughout Southwest Washington and Northwest Oregon.

Contact Us

Why Professional Utility Trenching Matters

Accurate trenching helps ensure:

  • Proper utility installation
  • Safe underground infrastructure
  • Reduced risk of damage
  • Improved drainage
  • Long-term system performance
  • Efficient project completion


Poorly prepared trenches can lead to settling, damaged utilities, drainage problems, and expensive repairs. Professional excavation helps protect your investment.

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Frequently Asked Questions

Utility trenching is the process of excavating narrow trenches in the ground to install underground utilities such as water lines, electrical conduits, sewer pipes, drainage systems, and other services. 


Trench depth depends on the type of utility being installed, local requirements, soil conditions, and project specifications. 


Yes. We provide excavation and trenching services for septic tanks, drainfields, sewer connections, and related wastewater systems. 


Yes. We have experience working on residential and rural properties with uneven terrain, limited access, and challenging site conditions. 


Yes. We provide backfilling, compaction, grading, and site restoration after trenching work is completed. 


Costs vary depending on trench length, depth, soil conditions, access, and the type of utility being installed. Contact us for an estimate based on your project. 


SERVING CLARK COUNTY, CLACKAMAS COUNTY & SURROUNDING AREAS

CLARK COUNTY

CLACKAMAS COUNTY

CLACKAMAS COUNTY

  • Battle Ground
  • Camas
  • La Center
  • Ridgefield
  • Vancouver
  • Washougal
  • Yacolt
  • Brush Prairie
  • Felida
  • Hazel Dell 
  • Hockinson
  • Salmon Creek
  • Surrounding Clark County communities

CLACKAMAS COUNTY

CLACKAMAS COUNTY

CLACKAMAS COUNTY

  • Barlow
  • Canby
  • Estacada
  • Gladstone
  • Happy Valley
  • Johnson City
  • Lake Oswego
  • Milwaukie
  • Molalla
  • Oregon City
  • Sandy
  • West Linn
  • Surrounding Clackamas County communities

MULTNOMAH COUNTY

WASHINGTON COUNTY

WASHINGTON COUNTY

  • Fairview
  • Gresham
  • Maywood Park
  • Portland
  • Troutdale
  • Wood Village
  • East Portland communities
  • Surrounding Multnomah County communities

WASHINGTON COUNTY

WASHINGTON COUNTY

WASHINGTON COUNTY

  • Aloha
  • Banks
  • Beaverton
  • Cornelius
  • Forest Grove
  • Gaston
  • Hillsboro
  • North Plains
  • Sherwood
  • Tigard
  • Tualatin
  • Surrounding Washington County communities

ANY QUESTIONS? WE'RE HERE TO HELP!

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STATE CONTRACTING LLC

(360) 921-5748

Hours Monday - Sunday 24hrs

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