Performing the quality assurance (QA) inspections during the fabrication, painting, and supply of the hydraulic steel structures (HSS). INTRODUCTION. The U.S. Army Corps of Engineers (USACE), Saint Paul District (MVP) has awarded a contract (W912ES23C0012) for the fabrication and delivery of four Tainter Valves and associated parts which include, Seals, Wire Rope, Greaseless Bushings and Pins. These fabricated items will be installed at a later date by Government personnel at Lock and Dam (LD) 2. This Scope of Work (SOW) details the contract requirements for performing the quality assurance (QA) inspections during the fabrication, painting, and supply of the hydraulic steel structures (HSS). Each HSS consists of welded and bolted steel construction and must meet the requirements of American Welding Society (AWS) D1.5. Additionally, each HSS contains Fracture Critical Members (FCM). The prefabrication conference will be conducted after the award of the fabrication contract. Fabrication is expected to commence in November 2023. The LD 2 Tainter Valve fabrication contract requires delivery of all four Tainter Valves and associated parts in August 2026. The purpose of this QA contract is to provide QA services to ensure that each HSS (Tainter Valve) is fabricated according to the contract requirements (W912ES23C0012). QA services must include document and drawing reviews, physical inspections, and testing to meet the requirements of the contract specifications including document preparation and correspondence as required. QA services must comply with the reference documents listed below and this SOW. Plans and specifications for the Lock and Dam 2 Tainter Valve Fabrication contract are attached and provided as reference documents. Questions - All questions concerning the solicitation document shall be submitted via email to Theodore.R.Hecht@usace.army.mil. Answers to questions will be provided to all quoters being solicited though an amendment, giving due regard to the proper protection of proprietary information.