Soil Testing Procedures

​Grandin Testing Lab, Inc. offers a range of testing for soils in the field
​on-site and testing in our laboratory.





​Nuclear Density of in Place Soil
​​
​ASTM D6938 
AASHTO T-310

​Moisture Density Relationship
(Proctor)​
​ASTM D698/D1557 
AASHTO T-99/T-180

​Moisture Content of Soils
​ASTM D2216 
AASHTO T-265

​Particle Size Analysis
(Hydrometer)​
​ASTM D422
AASHTO T-88

​Liquid and Plastic Limit
(Plasticity Index)​
​ASTM D4318
AASHTO T-89/T-90

​Specific Gravity of Soils
​ASTM D854 
AASHTO T-100

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