Dickinson, ND            Bismarck, ND    
253 24th Street East            222 South 12th Street  
Phone: (701) 483-2444      Phone: (701) 751-7500  
Fax: (701) 483-2610           Fax: (701) 751-7501    

   Material Testing

                 Field and Lab Testing and Analysis

                 Aggregate and Asphalt Mix Testing Certification

                 On-site monitoring and observation

                 Concrete Sampling and Testing
                           ∘ Temperature
                           ∘ Slump
                           ∘ Air Content
                           ∘ Yield
                           ∘ Cylinder Molds
                           ∘ Compression Testing

                 Asphalt Testing
                           ∘ Specific Gravity, Sieve Analysis, Marshall Density, Rice Testing

                 Aggregate Sampling and Testing
                           ∘ Gradations
                           ∘ Atterberg Limits

                 Soils Sampling and Testing
                           ∘ Standard and Modified Proctors
                           ∘ Field Moisture Content and Density Determination