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Seattle, Washington

Construction Materials Testing in Seattle, WA

Seattle construction answers to seismic code, and site-class soil data feeds structural design from day one. Soils, concrete, aggregate, and asphalt from Seattle sites get full laboratory backup, with results Washington engineers and officials accept without argument. Nuclear gauge crews verify Seattle lifts in about a minute each, with the laboratory backing every WA field call. We support Seattle on a mobilization basis from Texas, partnering with Washington licensed professionals where sealed deliverables are required.

  • Concrete field testing: slump, air content, temperature, and cylinder casting per ASTM C31
  • Compressive strength testing of cylinders and cores per ASTM C39
  • Soil compaction and in-place density by nuclear gauge per ASTM D6938
  • Proctor moisture-density relationships per ASTM D698 / D1557
  • Aggregate gradation, quality, and source testing per ASTM C136

ASTM C31ASTM C39ASTM C143ASTM C138ASTM C172ASTM C173ASTM C231ASTM C1064

FAQ · Seattle

How fast can a technician be on site?

For the Houston metro we can typically schedule a certified technician same-day or next-morning. Multi-day placements and full-time project assignments are scheduled through a proposal request.

Do you provide sealed reports?

Test reports are reviewed and issued under our quality system, with engineer review available where the project specification or jurisdiction requires it.

Scheduling & proposals

Need construction materials testing in Seattle?

Call for same-day dispatch questions, or send project documents for a written proposal.