Garrison Spillway Chute Subdrain Inspection Garrison Dam, ND

The U.S. Army Corps of Engineers, through the W071 Endist Omaha contracting office, is soliciting services for the inspection and maintenance of the Garrison Dam spillway subdrain system located in Riverdale, North Dakota, under solicitation number W9128F26QA043. This is a total small business set-aside under FAR 19.5, with the NAICS code 541990 for support activities for other scientific and technical activities. The contract requires the contractor to perform a comprehensive cleanout and remote camera inspection of drainage infrastructure including spillway subdrains, box drains, crest relief wells, and powerhouse under-seepage drains. The work must follow strict technical standards such as NASSCO’s PACP for pipe assessment, USACE EM 1110-2-2902 for inspection protocols, and OSHA and EM 385-1-1 for safety compliance. Deliverables include digital inspection reports with labeled videos, still images of defects, aerial maps, sediment volume measurements in cubic feet, and a summary table of defect ratings. All personnel must be NASSCO PACP-certified with at least one year of experience, and camera equipment must meet specific technical requirements including high-resolution imagery, 360-degree rotation, and precise metering accurate to 0.1 foot. The solicitation mandates that offers be submitted as a single PDF not exceeding 25 pages, with pricing included within the page limit, and must be received electronically by Karen Caskey by 2:00 p.m. Central Time on May 11, 2026, though the official response deadline has been amended to May 21, 2026. Proposals will be evaluated based on past performance, work plan/quality control, and price, with a trade-off process allowing selection of the most advantageous offer, not necessarily the lowest. Key performance milestones require all fieldwork to be completed within 105 days of award, the final inspection report submitted by day 165, and all work concluded by day 195. Special requirements include mandatory antiterrorism training, E-Verify compliance, iWATCH training, insurance coverage thresholds, and security protocols for unescorted access to DoD installations, which necessitate background checks and clearance. The contract incorporates numerous FAR clauses with deviations, including modified liquidated damages of $483 per day for delays, prohibitions on