Materials Testing & Laboratory Services

WABO | Concrete | Soil | NDT | Masonry | HMA | Asphalt | Mortar | Grout | Shotcrete | Compressive Strength | Prisms | Pavement | Drilled Cores | Clay | Permeability

GeoTest has two WABO registered materials testing laboratories that provide services for design and construction phases of projects. GeoTest’s Bellingham Laboratory is accredited by A2LA to R-18 and ISO 17025 Standards. GeoTest’s Arlington laboratory is accredited by the AASHTO Accreditation Program to R-18 for construction materials testing, allowing us to provide testing on federally funded National Highway System projects.

Concrete & Masonry

Compressive Strength
Drilled Cores
Flexural Strength
Concrete Pavements
Concrete Mix Designs


Soil & Aggregate Testing

Particle Size Analysis
Sieve Analysis & Proctor
Specific Gravity & Absorption
Moisture Content
Uncompacted Voids
Sand Equivalent
Unit Weight
Organic Content & Impurities
Clay Lumps & Friable Particles
Lightweight Pieces


Asphalt &

Hot Mix Asphalt (HMA) Testing

Asphalt Content & Gradation
Maximum Specific Gravity / Rice Density
Asphalt Core Density / Thickness
Marshall Method Test
Asphalt Mix Design


Non-Destructive Testing Services

GeoTest also provides Non-Destructive Testing (NDT) services to industrial, municipal, and commercial clients. Our goal is to mitigate operational costs by using the latest non-destructive test methods to detect material deficiencies/failures through a non-invasive approach, saving our client’s time and money in the process. Our AWS-Certified Welding Inspectors (CWI) and ASNT II NDT Technicians provide inspection and testing services in accordance with the latest standards and specifications.

  • Visual Weld Inspections
  • Ultrasonic Testing (UT)
  • Magnetic Particle Testing
  • Liquid Penetrant
  • WABO Structural Welding (SW)
  • WABO Structural Steel & Bolting (SSB)
  • Thickness
  • Shear Wave
  • Lamination Scan
  • Ground Penetrating Radar (GPR)
  • Rebar Locate
  • Moisture Detection
  • Infrared Thermography (via FLIR)
  • UT of Bolts and Anchor Rods

Contact GeoTest

GeoTest welcomes the opportunity to become a part of your team and build the success of your company. We provide Construction Special Inspection and Materials Testing Services throughout Northwest Washington. Our Geotechnical Engineering Department and Environmental team can provide services in Washington State and Oregon.

  • This field is for validation purposes and should be left unchanged.