PJC & Associates, Inc. has a broad range of geologic, geotechnical and materials testing experience for residential structures, commercial buildings, water storage and conveyance facilities, highways, landslides on hillside developments throughout Northern California, 707-584-4804.
PJC & Associates, Inc.(PJC) is a geotechnical engineering and consulting firm that has been in business since 1990. PJC provides full geotechnical services and special inspection services, including soils testing, materials testing, concrete, reinforcing, welding and masonry inspections to government agency capital improvements and to the private sector, view more about our geotechnical services.
Geotechnical Engineering, Engineering Geology, Special Inspections, Testing
PJC & Associates, Inc. soils technicians are trained by geotechnical engineers under accreditation procedures approved by, view more special inspections.
Concrete & Soils Lab
PJC has a materials testing laboratory where we perform multiple ASTM tests for soils, concrete, grout, shotcrete and mortar, view more concrete & soils lab.
PJC & Associates, Inc. has a professional staff that has extensive experience in the fields of geology, engineering geology, and hydrogeology. We can evaluate and address potential geologic and seismic hazards that affect your projects. Our geological services include slope stability analysis, erosion evaluations, Alquist-Priolo fault rupture studies, groundwater availability studies, septic system feasibility, geological reconnaissance, geologic hazard evaluations, and more. PJC & Associates, Inc. geotechnical and geological services in Northern California including the following areas: Sonoma County, Marin County, Napa County, San Francisco County, Mendocino County, Lake County, Humboldt County, Contra Costa County, Solano County, Santa Clara County, Santa Cruz County, San Mateo County, Nevada County, Lassen County, Alameda County, Bay Area, and beyond.