Blackburn Consulting performs geotechnical engineering, design, materials engineering, geoenvironmental engineering, forensics, and construction services for various project types, including infrastructure, water resources and wastewater and structures. The company has worked on various projects, including roads, bridges, tunnels, underground pipes, dams, and schools, government, commercial and industrial buildings. The company, founded in 1998, provides multiple levels of construction services, including construction management, inspections and testing. Blackburn Consulting prepares plans, specifications and estimates for various projects, such as retaining walls, dams, seepage cut-off for embankments, landslide mitigation, grading and drainage, pavements, and concrete slabs. It specializes in shallow and deep foundations, instrumentation, engineering geology, geophysics and mines. Its in-house certified laboratories perform a wide array of tests on soil, rock, soil amendment mixtures, and aggregates. Blackburn Consulting has offices in Auburn and West Sacramento, Calif.