CONSTRUCTION MATERIALS LABORATORY

CTL Engineering is a leader in providing analytical services to the construction industry. CTL is certified by the AASHTO Materials Reference Laboratory (AMRL) to test concrete and asphalt. Other certifications include ODOT, WVDOH, INDOT, and COE. We maintain a staff of experienced personnel and accurate equipment to guarantee dependable results. We evaluate all types of construction materials. We also prepare and test Portland cement and bituminous concrete mixes for optimization studies to insure the proper mix design for specific jobs.