Pressure meter testing

Specialized Engineering is an employee-owned engineering consulting firm founded in 1992 that provides engineering consulting services and special inspections for public and private sector clients in DC, Delaware, Maryland, Pennsylvania, Virginia, and West Virginia. With over 95 engineers, geologists, scientists, field and laboratory technicians, construction managers, and inspectors, it offers services from initial site selection through construction. Laboratories are located in Frederick, MD and Hanover, MD.

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Air track drilling and rock probesconstruction managementconstruction materials testingenvironmental consultingForensic engineeringFoundation and pavement recommendationsgeotechnical engineeringHollow stem and mud rotary drillinginspectionlaboratory testing and analysisSlope stability evaluationsubsurface explorationWeb-based reporting

Flood Testing Laboratories Inc is a historic, family-owned construction materials testing and inspection firm based in Chicago, founded in 1913 by Walter H. Flood. The fourth generation of the family continues to provide geotechnical and materials testing and inspection services, with a laboratory accredited by AASHTO and ISO 17025.

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asphalt and concrete plant and site inspectionsAWS Certified Welding Inspection (UT, PT, MT)CBR testsICC special inspectionnon-destructive moisture surveys (infrared, radioisotopic)pre-construction surveyssoil classification