Independent Laboratory Testing
GRG’s family of companies offers independent laboratory testing with in-house facilities for expert analysis across various materials. We have accredited labs capable of soils, concrete, aggregates, and asphalt testing. This ensures time and precise quality control and supports successful project outcomes.
Bituminous Laboratory Testing
Soil Testing Laboratory
Concrete Testing Laboratory
Aggregate Laboratory
Laboratories in Action
G2 Troy Laboratory
About this Laboratory: G2’s Troy, Michigan office houses an AASHTO accredited soils testing laboratory, bituminous materials laboratory, and concrete testing laboratory which features a cure room.
G2 Ann Arbor Laboratory
About this Laboratory: The G2 Ann Arbor, Michigan laboratory includes AASHTO accredited soils and concrete testing laboratories.
MTC Laboratory Mid-Michigan
About this Laboratory: The MTC Mid-Michigan laboratory located in Okemos is AASHTO Accredited in Quality Management System and Concrete
MTC Laboratory Southeast Michigan
About this Laboratory: The MTC Southeast Michigan laboratory is AASHTO Accredited in Quality Management System, Asphalt Mixture, Soil, Aggregate, and Concrete
MTC Laboratory West Michigan
About this Laboratory: The MTC West Michigan laboratory is AASHTO Accredited in Quality Management System, Asphalt Mixture, Soil, Aggregate, and Concrete