Dungan Engineering, P.A. boasts a well equipped 3,400 square foot materials laboratory that is outfitted and maintained to the highest level and certification. Our field and lab personnel currently includes 8 experienced and certified Materials Testing Technicians and is capable of performing a variety of tests on soils, concrete, or asphalt. Our staff always performs construction inspections and testing under the direction of a project engineer. This ensures that, at every stage, safety and quality are never compromised.  Our extensive experience includes providing construction inspections and materials testing for a variety of different projects including soils, concrete, and asphalt. We frequently provide materials testing services and solutions in conjunction with State Aid and MDOT, as well as with private developers, architects, and contractors.

Our Construction Materials Testing Facility is equipped to perform a wide array of tests and analyses, including but not limited to:


  • Soil sieve analysis on fine/coarse grain soils
  • Atterberg limits on fine/ coarse grain soils
  • Moisture density relations of soils
  • Soil permeability fine/coarse grain
  • Silt and clay determination of fine grain soils
  • Soil Cement design
  • Soil lime design
  • California bearing ratio tests
  • Routine classification for construction projects.



  • Concrete compressive strength
  • Unit weight of concrete
  • Air content concrete
  • Slump in concrete
  • Fine/coarse aggregate sieve analysis
  • Concrete mix design


Asphalt (Bituminous Materials)

  • Asphalt density in place nuclear method
  • Lab testing of asphalts using the Marshall method
  • Lab testing of asphalts using the Gyratory method