Engineering services
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Engineering

Design, testing, and construction administration for your project.

What We Offer

Columbia NW Engineering, P.S. offers design, testing, and construction administration across diverse project types. With years of professional engineering experience, our team provides innovative, functional, and practical solutions for timely, cost-effective projects.

The implementation of each project is based on a clear understanding of the client's budget, schedule, and project needs. We are committed to carrying your project from concept through final completion.

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Engineering services at Columbia Northwest Engineering

Engineering Services

Development & Infrastructure

  • Development Fees
  • Industrial Processes
  • Engineering Reports
  • Commercial Site Surveys & Developments
  • Commercial & Residential Subdivisions
  • Streets & Roadways

Water & Wastewater Systems

  • Municipal and Irrigation Water Reservoirs, Piping and Supply Systems
  • Lift and Pump Stations
  • Wastewater Collection
  • Storm Sewer Systems
  • Septic Systems

Site Management

  • Drainage Analysis & Erosion Control
  • Pedestrian & Bike Trails
  • Recreational Facilities

Quality & Oversight

  • Materials Testing
  • Construction Administration
  • Construction Inspection

Specialized Expertise

Project Presentation

Technical presentations to planning commissions, city councils, and community groups, explaining projects in accessible terminology.

Agency Interaction

Government relations expertise including permitting, grant applications, federal/state compliance, and project closeout requirements.

Municipal Engineering

Full-service infrastructure support including planning, design, staking, inspection, and contract administration for municipalities.

Wastewater Treatment

Capacity studies, feasibility reports, and treatment system design for residences, industries, and municipalities.

Site Development

Civil engineering and surveying for individual sites, subdivisions, and commercial/industrial projects from concept to completion.

Materials Testing

Soil sampling and testing through associate laboratories to verify project quality and compliance with specifications.

Ready to start your engineering project?

509.766.1226

Our Other Services