Utilities Installation Experts, Northern California

Available 24 hours a day, 7 days a week — including weekends

Underground Utility Work That Keeps Projects Moving

Lee One Construction is a licensed excavation contractor serving Anderson, Redding, and communities throughout Northern California since 2020, with 25 years of hands-on field experience. Utilities excavation and installation covers trenching and placing underground conduit, water lines, sewer laterals, electrical duct, gas service lines, and communications infrastructure. Customers need this work when building on raw land, connecting a new structure to municipal services, replacing failed underground infrastructure, or preparing a lot for development.

A missed or poorly executed utility installation causes costly rework, failed inspections, and project delays that set back a development timeline by weeks or months. A failed inspection means an inspector has documented non-compliant depth, inadequate bedding, or improper pipe placement — and that means re-excavation, re-bedding, re-compaction, and a second inspection fee before the project can move forward. Every day the trench sits open is a day a framing crew, a concrete crew, or a plumber cannot start. Choosing the wrong contractor for the underground phase puts the entire construction schedule at risk.

Large dug-out dirt pit in a yard near a house, with a person standing to the left.
Excavation trench cut into a dirt field under a cloudy sky, with trees in the background

Homeowners connecting a new build to municipal services for the first time need a contractor who understands local utility district requirements and can coordinate the tie-in without delays. Developers preparing raw parcels for residential or commercial construction need a crew that can handle multiple utility types in a single mobilization. General contractors who need a licensed excavation subcontractor for the underground phase of a larger project need a team that shows up on schedule, pulls the right permits, and passes inspection on the first visit. If you are ready to see exactly how we sequence the work, the next section breaks down every step of our installation process.

How Lee One Construction Handles Every Utility Install

Site Survey and 811 Utility Locate

Before any trench is cut, we call 811 to mark all existing buried services — gas, electric, water, and telecommunications. Cutting through an unmarked line causes service outages, emergency costs, and serious liability. This step protects the project, the property, and everyone on site. Skipping the locate is not a shortcut — it is the fastest way to turn a single-day job into a multi-week remediation project.

Trench Layout and Depth Specification by Utility Type

Different utilities require different burial depths under California code. Electrical conduit, gas service, water lines, and communications infrastructure each carry specific depth requirements that affect trench design before the first bucket moves. We lay out trench lines to code before excavation begins — not after.

Excavation Using Equipment Matched to Shasta County Soil

Shasta County terrain ranges from decomposed volcanic granite to expansive clay and hardpan. The right equipment selection — tracked excavator size, bucket type, and working method — affects trench wall stability, daily progress, and compaction quality. We match equipment to actual site conditions, not to what is easiest to mobilize.

Bedding Material Placement and Pipe or Conduit Installation

Proper bedding below and around installed lines prevents settlement, pipe failure, and contact with rocks that cause long-term damage to conduit and water line materials. We install bedding to the specification required for each utility type and verify alignment and grade before closing the trench.

Inspection Before Backfill

Inspections happen before we backfill — not after. An inspector cannot verify depth, bedding, or pipe condition through compacted soil. We schedule the inspection at the right stage of the job so the project passes on the first visit.

Compaction in Lifts and Surface Restoration

Backfill compacted in proper lifts prevents trench subsidence — the gradual settlement that cracks driveways, damages roads, and reopens trenches. We restore surface conditions to match or exceed the original condition, whether that means asphalt patching, aggregate compaction, or landscaped finish grade.

What to Know Before Starting a Utilities Excavation Project

These are the questions we hear most often from property owners, developers, and contractors before booking utilities excavation work in Northern California.

  • What does the 811 utility locate process involve before excavation in Northern California?

    Calling 811 triggers a free service where California utility companies send crews to mark buried lines with paint or flags before any digging begins. In Shasta County, allow two to three business days for locates to be completed. We submit the request as part of our pre-job planning — you do not need to arrange it separately.

  • How deep do utility lines need to be buried in California?

    Burial depth varies by utility type. California code requires electrical conduit at a minimum of 24 inches for residential service, water lines at 12 to 18 inches depending on pressure class, and gas service at 12 to 24 inches. Telecommunications lines are typically placed at 12 to 18 inches. We design trench depth to code for each line type before excavation begins.

  • What permits are required for utilities excavation and installation in Shasta County?

    Permit requirements depend on the utility type and jurisdiction. Water line connections typically require a permit from the local water district. Sewer lateral connections require a permit from the sewer authority. Electrical conduit work requires an electrical permit through Shasta County Building. Lee One Construction coordinates with the relevant agencies and ensures all required permits are in hand before work begins.

  • How does Lee One Construction coordinate with utility companies during installation?

    We contact the relevant utility companies during the pre-job planning phase, confirm service points and connection specifications, schedule any required utility presence during the tie-in phase, and arrange inspections at the correct stage before backfill. Property owners do not need to manage these relationships directly — we handle the coordination from start to inspection sign-off.


Large excavated dirt pit at a construction site under a cloudy sky, with workers and vehicles on the rim
Red dirt driveway beside a beige house and wooden fence under a bright blue sky
Archaeological excavation site with rectangular trenches in a dry, open field under trees.

Licensed Utilities Excavation Across Northern California — Available 24/7

Lee One Construction handles utilities excavation and installation for residential, commercial, and infrastructure projects across Northern California. We're licensed under CSLB #1063228, available 24 hours a day, and equipped to mobilize quickly across Shasta County and the surrounding region. Whether it is a single conduit run for a new build or a multi-utility installation across a raw lot, we quote clearly, work to code, and schedule inspections at the right stage.

Available 24 hours a day, 7 days a week — including weekends and holidays.

Lee One Construction · 17255 Olinda Road, Anderson, CA 96007 · CSLB #1063228