A3 Underground Construction is a fully licensed, highly experienced excavation contractor that specializes in septic system installation and repair, underground utility trenching, drainage solutions, grading, excavation, and demolition services. We have more than 30 years of industry experience and a reputation for superior workmanship, excellent customer service, and competitive prices. With our diverse range of services, large fleet of excavating equipment, and highly skilled team, A3 Underground Construction is able to meet the needs of residential, agricultural, commercial, and industrial clients throughout Boise, Nampa, Emmett, Meridian, Caldwell, Middleton, Weiser, McCall, Eagle, New Plymouth, and surrounding areas.
A3 Underground Construction's septic system, trenching, excavating, and drainage solutions include:
Our dedicated team has the hands-on experience and extensive industry knowledge to install engineered septic systems of all kinds. As a full service septic system installer, A3 Underground Construction can handle every aspect of your project, including initial planning, site evaluation, system design, permitting, trenching and grading, and septic tank and leach field installation. Or, if you prefer, we can work with your current building contractor to install your septic system according to architectural and design specs that you provide.
A3 Underground Construction is certified by the State of Idaho to install, repair, and maintain complex septic systems. We’re also a licensed septic system installer for aerobic, microbic, and nitrogen reduction systems. Certain counties in Idaho require these types of complex sewer and septic systems in areas with high ground water or other concerns that can adversely affect the proper functioning of a septic system or underground drainage system. Our experienced team receives continued training in new septic system technology and safety guidelines, and always completes all work according to the industry’s best practices and relevant building codes.
We also offer a full range of excavating, grading, and backhoe services at very reasonable prices. Whether you need lot clearing in Caldwell for your private estate, utility trenching and building pad grading in Boise for new home construction, or dirt compaction and ground leveling in Nampa, we have the skills and expertise to provide a cost-effective, high quality solution.
Contact A3 Underground Construction today to speak to a member of our knowledgeable staff, who can answer any questions you might have. We offer onsite estimates, personalized consultations, and competitive bids throughout Boise, Caldwell, Nampa, McCall, Weiser, and surrounding areas.
Highly professional, always a great job for a fair price. You can't go wrong with this company for your excavation needs.