Intermountain Materials Testing & Geotechnical

Quality Construction Matters

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About the firm

Founded in 1997, Intermountain Materials Testing & Geotechnical (IMT) is a full-service geotechnical engineering, special inspection, and construction materials testing firm serving the Inland Northwest from offices in the Tri-Cities and Spokane Valley, Washington. IMT supports property owners, developers, government agencies, design professionals, contractors, and suppliers from the design phase through construction, with geotechnical site investigations, laboratory testing of soils and construction materials, and field inspection services for earthwork, concrete, hot mix asphalt, structural steel, masonry, and spray applied fireproofing.

Established
1997
Firm type
Geotechnical Engineering · Materials Testing

Capabilities

Geotechnical Engineering

Service website

Site investigations, geotechnical reports, and design recommendations for foundations and earthwork on a wide range of project types. Geotechnical services were added in 2009.

  • Soil and subsurface investigations
  • Geotechnical reports and design recommendations

Construction Materials Testing and Inspection

Service website

Field sampling, testing, and special inspection of construction components and materials on project sites.

  • Earthwork and soils - density testing, grading observation
  • Concrete construction - special inspection, strength specimens
  • Hot mix asphalt - field density, coring, paving inspection
  • Structural steel - special inspection, welding, high-strength bolting
  • Structural masonry - special inspection, specimen fabrication
  • Spray applied fireproofing - special inspection

Laboratory Testing

Service website
  • Laboratory Testing Of Soils
  • Rock
  • Aggregates
  • Concrete
  • Grouts
  • Mortar
  • Hot Mix Asphalt
  • Spray Applied Fireproofing
  • Other Construction Materials

Industries

Infrastructure · Government · Transportation · Highways & Roads · Bridges · Residential · Commercial · Industrial · Education · Healthcare

Projects

Duportail Bridge

Richland, WA · Bridges · Client: City of Richland

Project details

$38.5 million bridge across the Yakima River connecting SR-240 Bypass and Queensgate Drive. IMT performed required acceptance testing throughout construction, including a 4-lane bridge, retaining wall, noise wall, grading, drainage, utilities, traffic signals, and HMA paving.

Intermountain Materials Testing & Geotechnical - Engineering Firms