Underground Utilities

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UNDERGROUND UTILITIES INSTALLATION CONTRACTOR IN BOISE, ID

Granite Excavation, Inc. is your trusted provider of underground utility installations across the Treasure Valley. As a locally-based company deeply rooted in Boise, Gem County, and Valley County, we specialize in connecting communities to essential services—whether it’s water, power, sewer, or communication—through expertly installed underground pipelines, sleeving, and irrigation systems.
Our extensive experience and commitment to quality have earned us a reputation as the go-to contractor for underground utility needs in the region. From residential to large-scale municipal projects, our focus is always on delivering top-notch service with integrity.

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WATER, SEWER, & IRRIGATION SYSTEMS CONTRACTOR IN BOISE, ID

At Granite Excavation, Inc., we take pride in installing and maintaining vital underground utility systems, such as water distribution, sewage management, and advanced irrigation solutions. Our team brings decades of industry expertise and uses state-of-the-art equipment to ensure seamless integration of these essential services for the Treasure Valley’s residential, commercial, and agricultural properties.

WATER LINE SYSTEMS

Our water line installation services include everything from trenching to installation, followed by surface reclamation. Whether it’s residential connections or large municipal projects, we ensure that every installation meets local codes and exceeds your expectations.
Our water line services include:● Installation of municipal and private water distribution networks● Water main installations for city infrastructure

SEWER LINE INFASTRUCTURE

Modern plumbing conveniences like flushing toilets, showers, and garbage disposals rely on properly installed sewer lines. Whether connecting to a city's sewer system or a septic tank, we make sure your sewage infrastructure is expertly handled.

Our team installs sewer lines using the same precision as water or gas lines, ensuring that waste flows smoothly from your property to the city's main sewer system for treatment or disposal.

IRRIGATION SOLUTIONS

GRAVITY IRRIGATION

For agricultural, commercial, and residential properties, our gravity irrigation systems make use of natural elevation changes to efficiently distribute water. We conduct thorough terrain assessments and design systems that maximize water flow, reducing energy costs.

PRESSURE IRRIGATION

Our pressure irrigation systems deliver efficient water distribution for properties of all sizes. We handle everything from mainline installation to pump station setup and control valve placement, offering automation options for optimal water management.

TRENCH EXCAVATION FOR POWER AND COMMUNICATION LINES

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Updating power and communication lines requires careful navigation through existing infrastructure. Whether under roads, fields, or landscaping, we have the heavy equipment and skilled operators to excavate trenches safely and efficiently, preparing the way for the seamless installation of utility lines.

SLEEVING SOLUTIONS

We provide comprehensive sleeving services to protect utility lines and allow for future maintenance without the need for additional excavation. Our services include:● PVC and HDPE sleeve installation● Multiple conduit configurations● Custom sleeve sizing for specific utility requirements● Future-proofing for potential upgrades

Having underground utilities installed for your building project can be simple. 

Call Granite Excavation, Inc. at (208) 382-4188 to inquire about our trench excavationand pipeline installation services in Valley or Gem County. Or contact us online.