Geotechnical Engineering Services, Materials Testing and Inspection Services - including subsurface exploration, fault hazard assessment, laboratory testing, geotechnical construction observation, field testing of grading and backfills, and soil stabilization; Construction Inspection - including special inspections, non-destructive evaluations, field testing, in plant fabrication inspections, asphalt, concrete placement and batch plant inspections; Materials Testing, Field and laboratory testing of concrete, steel, masonry, and other construction materials; other Services - including asphalt and concrete mix design review, project documentation, technical support, field, laboratory reports, logs and final verified reports and affidavits.