Underground Utility Contractor Serving Sonora, CA

Underground Utility Installation, Excavation and Sitework for New Construction and Repairs

Industry Experience

12+ Years

Working in the Field

California Licensed

CSLB #1159805

And Insured

We Have

Many

Happy Clients

Underground Utility Services

Underground utility work requires careful planning, accurate excavation, and dependable coordination from installation through backfill. Proper depth, alignment, bedding, and compaction help protect utility systems and the improvements above them. Our underground utility services support residential, commercial, and site-development projects.

Residential Underground Utilities

Residential underground utilities connect homes and property improvements to essential systems below the surface. We coordinate excavation, installation support, backfilling, and site preparation according to the project’s requirements. Careful work helps protect surrounding structures, pavement, landscaping, and existing utilities.

Commercial Underground Utilities

Commercial utility projects require accurate layouts, efficient coordination, and careful management of larger work areas. We support underground utility installation for commercial buildings, parking areas, developments, and site improvements. Organized excavation and backfill help keep the overall project moving efficiently.

Utility Trenching

Utility trenches must follow the correct alignment, width, depth, and grade for the planned system. We excavate trenches according to project requirements while maintaining safe and workable access. Precise trenching creates the proper pathway for efficient utility installation.

Water Line Installation

Underground water lines require stable bedding, proper alignment, and protection from surrounding soil conditions. We prepare trenches and support water-line installation for new construction and property improvements. Careful placement and backfill help protect the completed system from movement and damage.

Sewer Line Installation

Sewer lines depend on accurate slope and alignment to move waste effectively through the system. We excavate and prepare trenches according to the project’s plans and installation requirements. Proper bedding and backfill support dependable performance while protecting the finished line.

Storm Drain Installation

Storm drain systems collect and direct runoff away from buildings, pavement, and low areas. We excavate and prepare underground pathways for drainage lines, inlets, and related improvements. Proper installation helps manage water and reduce flooding, erosion, and surface damage.

Electrical & Communication Conduit

Underground conduit protects electrical and communication lines while keeping utilities organized below the surface. We excavate and prepare routes for conduit installation in residential, commercial, and development projects. Accurate placement supports safer installation and easier coordination with surrounding improvements.

Utility Repairs & Replacement

Damaged or outdated underground utilities may require careful exposure, removal, repair, or replacement. We excavate around affected areas while working to limit unnecessary site disturbance. Once completed, the area can be properly backfilled, compacted, and prepared for restoration.

Backfill, Compaction & Site Restoration

Underground utility work is not complete until the excavated area is properly restored. We place and compact backfill to support the utility and reduce future settling. The site is then prepared for grading, concrete, asphalt, landscaping, or other finished improvements.

Portfolio

Underground Utilities Gallery

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Testimonials

Michael R.

Five black stars in a row, rating or ranking display.

May 5th, 2023

“Livingstone Earthwerx did an excellent job from start to finish. Mathan was dependable, easy to communicate with, and took the time to make sure everything was done right. You can tell he genuinely cares about his work and the people he works for.”

Amanda T.

Five black stars in a row.

August 17th, 2024

“We couldn’t be happier with the work Livingstone Earthwerx did on our property. Mathan showed up when he said he would, worked hard, and paid attention to every detail. The finished project turned out great, and we would gladly hire him again.”

Robert C.

Five black stars in a row, indicating a high rating or excellent quality.

March 23, 2025

“Mathan was professional, honest, and great to work with throughout the entire project. He listened to what we needed, explained the process clearly, and delivered exactly what we were hoping for. Livingstone Earthwerx will definitely be our first call for future projects.”

Five black stars.

June 2nd,  2026

“From the first conversation through the completed job, we felt confident choosing Livingstone Earthwerx. Mathan treated our property with respect, kept us informed, and took real pride in the finished work. It’s refreshing to work with someone who truly stands behind what he does.”

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