Poured Concrete Foundation and Structure Contractors

NAICS 23811 (Poured Concrete Foundation and Structure Contractors) encompasses construction services involving the design, installation, repair, and maintenance of concrete foundations, slabs, structures, and related infrastructure. These contractors specialize in concrete pouring, reinforcement, leveling, and structural preparation techniques across various project types including commercial, government, and research facilities. Services typically involve site preparation, formwork, concrete mixing, reinforcement installation, and finishing for structures ranging from building foundations to specialized research infrastructure.

Recent federal contract opportunities demonstrate award values predominantly ranging from $25,000 to $250,000, with performance periods typically spanning 30-180 calendar days. Most solicitations are set aside for small businesses under the $19 million size standard, with common funding agencies including the Department of Agriculture, Department of the Interior, Department of Energy, and Department of Defense. Frequent places of performance include research facilities, military installations, national laboratories, and government infrastructure sites. Contracts frequently require detailed technical specifications, site visits, specific concrete strength requirements, and compliance with safety and environmental regulations.

Federal contract opportunities for this NAICS code include concrete pad installations, infrastructure repairs, research facility improvements, and specialized structural work. Recent opportunities include concrete slab construction for walk-in coolers at agricultural research stations, irrigation canal maintenance for Bureau of Indian Affairs, generator foundation repairs for Coast Guard facilities, and concrete floor leveling at naval research centers. Agencies frequently require comprehensive technical proposals, site-specific work plans, safety certifications, and strict adherence to performance and material specifications. Locations span multiple states, including California, Arizona, North Carolina, Illinois, and New Mexico, indicating a geographically diverse range of concrete construction requirements.