Services

CDH delivers full-service heavy civil construction with the experience and resources to manage complex projects from planning through completion.

  • A yellow excavator operating at a construction site surrounded by rocky terrain and mountains under a partly cloudy sky.

    Excavating

    Site preparation, grading, and mass excavation for public infrastructure projects.

  • Construction workers wearing orange safety vests and boots working on pavement

    Joint Repair & Restoration

    Targeted repairs that extend pavement performance and maintain quality.

  • A person operating a large Wirtgen W 210 Fi road milling machine on a dirt surface under a clear blue sky.

    Milling

    Precision milling and surface preparation to support overlays and resurfacing.

  • A yellow Caterpillar excavator loaded on a flatbed truck.

    Concrete paving & patchwork

    Concrete built to specification and tested for performance.

  • Construction worker wearing a white helmet and yellow safety vest observing a large yellow bulldozer moving dirt at a construction site under a partly cloudy sky.

    Sewer & Watermain

    Installation and rehabilitation of underground utilities with full compliance oversight.

EXCAVATING

CDH provides complete site excavation services for infrastructure and roadway development. Our teams handle everything from mass earthmoving and grading to trenching, backfilling, and compaction. We manage site preparation, drainage, and subgrade construction with precision, ensuring each project starts on a stable foundation and stays on schedule.

Close-up of an excavator digging in the dirt, with dust rising and a sunset or sunrise in the background.
A large excavator's arm with a bucket is digging deep into the earth, exposing layered soil and rocks at a construction or archaeological site, marked with pink spray paint.
Construction site with yellow excavator and dump truck working on dirt, trees and blue sky with clouds in the background.

Joint repair and Restoration

CDH performs joint repair and restoration services that extend pavement life and improve surface performance. Our crews handle joint sealing, partial-depth repairs, and surface restoration to prevent water intrusion and structural damage. Each repair is completed with precision materials and proven methods that restore durability and smoothness to concrete pavements.

Snow-covered ground with a large Wirtgen brand road milling machine in the foreground and a person standing on the machine. The background shows leafless trees and a wintery sky.

Milling

Our milling operations prepare existing pavements for resurfacing and rehabilitation with precision and efficiency. CDH’s equipment and operators deliver accurate depth control and clean, consistent surfaces that ensure the success of subsequent paving and overlay work.

Concrete paving and patchwork

We provide concrete services for roadways, curbs, gutters, and infrastructure projects. Each pour is executed with care and quality control to meet project specifications and maintain long-term strength and durability.

Road construction with workers and a crane on the side of a highway surrounded by trees.
Sidewalk with a ramp, construction cones, and barriers, leading to a crosswalk at an intersection with traffic and utility poles.
A newly constructed stone retaining wall with gray blocks, with construction tools and materials on top, and a dirt area in front of it.

sewer and watermain

CDH installs and rehabilitates underground utilities that support growing communities and essential infrastructure systems. Our utility crews manage deep excavations, system connections, and safety compliance to deliver reliable service and long-term performance.

Construction site with excavator digging a trench and workers supervising, large concrete pipes on the site, partly cloudy sky
A large excavation site with an excavator digging into the earth, marked with pink spray paint.