Materials Testing

BSK provides comprehensive Materials Testing services that support quality assurance and regulatory compliance for infrastructure and building projects. Our testing services verify that construction materials meet project specifications, applicable standards, and agency requirements—reducing risk and supporting long-term performance from earthwork through final construction.

BSK operates certified and accredited materials testing laboratories strategically located throughout California, including Livermore, Sacramento, Fresno, and Bakersfield. Our laboratories perform testing in accordance with ASTM, AASHTO, Caltrans, and California Test Methods, delivering reliable, defensible results trusted by owners, designers, and regulatory agencies. Laboratory operations and field services are supported by experienced technicians working under the direction of Professional Engineers and established quality assurance procedures.

Our materials testing capabilities include soils, aggregates, asphalt, concrete, masonry, reinforcing steel, and other construction materials commonly required on public works and private development projects. We work closely with project teams to schedule sampling and testing efficiently, communicate results promptly, and address issues as they arise. By integrating Materials Testing with our geotechnical and construction services, BSK provides a seamless quality assurance program tailored to each project’s needs.

Materials Testing Services include:

• Soil and aggregate testing
• Hot-mix asphalt and pavement materials testing
• Concrete sampling and strength testing
• Masonry and grout testing
• Reinforcing steel and structural steel testing
• Laboratory and field compliance testing
• Quality assurance reporting and documentation