Underground utilities

At Cal Underground, we specialize in the precise installation of underground utilities to ensure reliable and long-lasting infrastructure for residential, commercial, and industrial projects. Our services include the careful excavation and installation of water, sewer, electrical, gas, and telecommunications lines, all while adhering to strict safety regulations and minimizing surface disruption. With our advanced equipment and skilled team, we make sure that each utility system is installed efficiently, protecting it from environmental wear and future damage. From planning to final inspection, we deliver underground utility solutions that are built to last and meet all local code requirements.

Septic Systems

We provide expert installation of septic systems designed to meet the unique needs of each property. Whether it’s a standard or advanced aerobic system, we handle every step—from soil testing and design to excavation and system installation. Our team ensures that each septic system is properly engineered for optimal wastewater treatment and longevity, while also complying with local health and environmental regulations. With a focus on precision and efficiency, we deliver septic systems that function reliably, providing our clients with a stress-free solution for managing their property's wastewater needs.

Grading and Excavation

We offer professional grading and excavation services that lay the foundation for successful construction projects. Whether it's preparing land for new developments, shaping landscapes, or creating drainage solutions, our team ensures precise grading to meet design specifications and prevent future issues like erosion or flooding. Using advanced equipment, we handle all types of excavation work, from large-scale site clearing to trenching for utilities. With a focus on accuracy, safety, and efficiency, we provide grading and excavation services that set the stage for a smooth and successful build.