VICKSBURG, Miss. - The MTC offers expertise in conducting material testing in the areas of geotechnical, concrete, materials, structural engineering, and airfields and pavements. MTC testing complies with current Corps and ASTM Standards, and the inspection services can include both on-site and desk audit inspections. A key facilities of the Engineer Research and Development Center, the MTC is the only agency authorized to validate commercial laboratories to work for the Corps of Engineers. Contact Us > MTC-Info@usace.army.mil | 601-634-2313 | 601-634-3242 fax