• Geotechnical Investigations
• Earthen and Rolled Concrete Dams
• Flood Control Channels
• Levee's
• Residential & Commercial Developments
• Earthwork Projects Involving Deep Fills
• Canyon Fills
• Fault Trenching
• Concrete and Masonry Testing and Inspection
• Inspection of Structural-Steel Buildings
• Deep Foundation Systems
• Large Retaining Walls
• Environmental Phase I & II Assessments

• 60-91-215 Freeway Interchange
• Colton Crossing
• 5th Street Bridge
• State Street/University Parkway Grade Separation
• Cactus Avenue Bridge
• San Gabriel River Crossing
• I-215 from Mill Street to 210

• Chaffey College Chino Campus
• College of the Desert
• LLUMC Daniells Hall
• Loma Linda TES Tank
• University of California, Riverside
• Loma Linda University Medical Center Centennial Complex

• City of Hesperia Mojave Corporation Yard
• City of Hesperia Police Department
• San Bernardino High Desert Government Center
• Southwest Communities Animal Shelter
• Ben Clark Fire Training Center
• Stater Bros. Corporate Office and Distribution Center
• City of Hesperia Fire Station 305
• District Headquarters Expansion
• Arrowhead Regional Medical Center
• Spring Mountain Ranch

• Hesperia Water Tanks
• San Antonio Waterline Replacement
• Sunnyslope Water Reservoir
• Upland Basin Expansion Project
• Wilson Creek Levee

• Morris Dam Investigation

• Chamber of Commerce Upland
• Redlands Warehouse Assessment
• Storage Facility Phase I, II, III

C.H.J., Incorporated is a Full-Service Geotechnical Engineering, Materials Testing, Construction Inspection, Environmental, and Consulting Firm