Carlson Testing Inc

Carlson Testing Inc

Concrete Services

Carlson Testing, Inc. provides complete laboratory services for all types of projects. For structural concrete projects, our laboratory and technician staff carry multiple certifications including: ICC, ICBO, City of Portland, OBOA, WABO, City of Corvallis, ACI, QCT and CCT. Carlson Testing has successfully completed projects ranging from residential structures to complex multi-level 'high rise' buildings as well as infrastructure improvements including Department of Transportation bridges, city waste water treatment facilities, airport runways/aprons and essential facilities. Our concrete special inspectors are equipped with slump cores, air meters, calibrated thermometers and scales, giving them the tools required to provide the most complete testing and inspection service possible. In addition, Carlson Testing's engineering staff has the experience and credentials necessary for most forensic concrete testing and consulting needs.


 Field Inspections

  • Reinforced Concrete
  • Post-Tensioning
  • Pre-Stressed Concrete
  • Shotcrete
  • Grout Piles
  • Slab Moisture Testing 
  • Ground Penetrating Radar (GPR) 
  • Locating of Reinforcing Steel
  • Epoxy / Adhesive Anchor
  • Floor Flatness

 Compressive Strength Testing

  • Standard Concrete
    • 6 x 12
    • 4 x 8
    • 2 x 4
  • Flexural Strength (Beams)
  • Gypsum Concrete
  • Lightweight Insulating Concrete
  • Concrete Cores
  • Shotcrete Cores

 Laboratory Testing

  • Alkali Silica Reaction
  • Length Change of Hardened Concrete
  • Specific Gravity and Absorption
  • Hardened Air Voids
  • Unit Weight 

 Mix Designs

  • Trial Batch
    • PCC (ACI 211) 1 Point
    • PCC (ACI/PCA) 3 Point

Inspector Certifications

  • Oregon Dept of Transportation (QCT/CCT) 
  • City of Portland
  • Oregon Building Officials Association (OBOA)
  • American Concrete Institute (ACI)
  • International Conference of Building Officials (ICBO)
  • Washington Association of Building Officials (WABO)
  • City of Corvallis

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