This is a 100% Small Business Set-Aside IDIQ contract for airfield civil works at Tyndall Air Force Base. The contract will have a five-year ordering period (base year plus four option years) and covers demolition, repair, and new construction of heavy-load airfield pavements (PCC, HMA, interlocking pavers) plus associated earthwork and grading. Performance will occur on the active airfield, requiring complex phasing to minimize operational downtime, strict flightline safety and FOD prevention, coordination with ATC, and adherence to UFGS and EM 385-1-1. The contractor must also manage environmental compliance, including securing Environmental Resource Permits and handling/dismissing contaminated soils and groundwater, particularly AFFF-impacted areas. The applicable NAICS code is 237310 with