Services

  • A large rectangular excavation site with a layer of sand inside, surrounded by dirt and soil.

    Excavation

    Ultimate Excavation provides precision digging and grading for projects of all sizes, from residential foundations to commercial site prep. Our equipment and expertise ensure your job site is ready for construction, drainage, or landscaping—on time and on budget.

    Foundation & Site Prep in Nampa and Caldwell: We manage all aspects of earthwork for new construction, ensuring stable, level foundations that adhere to local building codes in Nampa, ID and Caldwell, ID.

    Precision Grading & Soil Compaction: Our service includes advanced laser grading and compaction techniques to guarantee optimal structural support and effective site drainage, critical for preventing issues in the varied soil conditions of the Treasure Valley.

  • A large hole in the ground showing underground pipes and cables, with a white pipe connected to a black flexible hose, surrounded by soil and some grass near the edges.

    Septic Systems

    Septic Systems

    Licensed and bonded for complex septic system installation and repair, we handle everything from design to final inspection. Whether you’re building new or replacing an existing system, our team ensures compliance with Idaho regulations and efficient, long-lasting performance.

    Design & Permitting for Nampa and Caldwell: We specialize in custom septic design, including advanced treatment systems, handling all necessary permits and adhering strictly to Central District Health and Idaho State DEQ regulations specific to your property in Nampa or Caldwell.

    Full-Service Installation and Replacement: From initial soil evaluation to tank placement and final drain field installation, our team provides a complete, compliant, and durable system built to last for your home or development.

  • A yellow excavator digging in a construction site in front of a gray building, with a red brick building, cars, and snow in the background.

    Underground Utilities

    We specialize in safe, accurate installation of water, sewer, and electrical lines. Our crews work closely with utility companies and inspectors to ensure each connection meets strict safety and code requirements.

    Trenching and Line Installation: We use precise trenching methods for the safe and correct placement of all residential and commercial underground lines, minimizing disruption and ensuring optimal service delivery across Nampa and Caldwell.

    Coordinating with Local Authorities: Our expertise includes managing the necessary inspections and adhering to the strict safety and depth requirements mandated by local municipal and utility codes, guaranteeing a problem-free hookup for all water, sewer, and power services.

  • Construction site on a dirt road with a small excavator, workers, and stone barriers, surrounded by trees and a house in the background.

    Land Clearing & Grading

    Before the build begins, we clear, level, and grade your property for optimal drainage and stability. From tree removal to slope adjustment, we prepare your land for lasting success.

    Comprehensive Site Preparation in the Treasure Valley: We provide full-spectrum land clearing, including brush, rock, and tree removal, to transform undeveloped land in areas like Nampa and Caldwell into safe, buildable sites.

    Erosion Control and Water Management: Our team strategically grades and shapes the land to establish proper water flow and erosion control measures, protecting your investment and the local environment from unnecessary wear and runoff.

Treasure Valley’s
Most Trusted
Excavator Contractor