The U.S. Army Corps of Engineers - Chicago District is seeking a vendor to provide one operated under-bridge access unit and all necessary traffic control services for safety inspections. Services are required for two consecutive business days at two locations: Lockport Lock Access Bridge in Lockport, IL, and J Edward Roush Lake Dam in Huntington, IN. The contractor must supply the unit, certified operators, and a complete traffic control package, while the government performs the inspections. The estimated award date is July 2026. No budget amount is specified.