Built for California's Toughest Infrastructure Challenges
ADI General Engineering delivers Class A civil and infrastructure work for government agencies, commercial developers, and industrial clients across California — on time, on spec, and built to last.
Core Engineering Services
Underground Utilities
Installation and rehabilitation of water, sewer, gas, and electrical conduit systems for municipal and commercial projects.
Grading & Earthwork
Precision mass grading, cut-and-fill operations, and compaction for large-scale site preparation.
Pipeline Installation
High-capacity pipeline systems for water transmission, wastewater conveyance, and industrial process lines.
Site Development
Full-scope civil site development from raw land to infrastructure-ready pads for commercial and industrial use.
Civil Infrastructure
Roads, bridges, retaining structures, and public works projects executed to exacting government standards.
Drainage & Storm Systems
Storm drain design-build, detention basins, and erosion control systems compliant with California regulations.
Decades of Earned Authority
ADI General Engineering has built its reputation project by project — delivering complex civil and infrastructure work that meets the highest standards of California's most demanding clients.
Built for Every Sector
Government & Municipal
ADI has a proven track record delivering public works projects for cities, counties, and state agencies throughout California. We understand the compliance, documentation, and performance standards that government contracts demand.
Commercial Developers
From raw land to infrastructure-ready sites, we partner with commercial developers to deliver on-schedule, on-budget civil work that keeps projects moving and investors confident.
Industrial & Utility
We serve industrial operators and utility companies requiring heavy-duty pipeline, electrical conduit, and process infrastructure built to withstand demanding operational environments.
Ready to Start Your Project?
Contact ADI General Engineering today for a project consultation or bid request. We respond promptly and bring decades of California infrastructure expertise to every conversation.