# Big Bend 230kV Tie-Line Switch Replacement Canonical: https://abierto.us/opportunities/w9128f26sc003 - Solicitation number: W9128F26SC003 - Notice type: Sources sought - Status: Open. Offers due October 5, 2026 at 3:00 PM EDT - Department: Department of the Army - Agency: Department of the Army - Contracting office: W071 Endist Omaha (W9128F) - NAICS: 237130 Power and Communication Line and Related Structures Construction - Product or service code: Z2MD Repair Or Alteration Of Epg Facilities - Hydro - First posted: September 14, 2026 - Last posted: September 14, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/495856a3973e46f5b17c667fb3191ad0/view ## Description The U.S. Army Corps of Engineers (USACE) Omaha District intends to determine the extend of capable small businesses and other than small business firms that have the availability in providing the requirement described below. USACE is considering issue a Total Small Business Set-Aside Request for Proposal that will result in one (1) Firm Fixed Priced contract for the 230 kV Tie-Line Switch Replacement at Big Bend Powerhouse, Fort Thompson, SD. The North American Industry Classification System (NAICS) code is 237130, Power and Communication Line and Related Structures Construction. Estimated magnitude of construction is between $1,000,000 and $5,000,000. The general scope of work is to replace the disconnect switches connecting the Big Bend Power Plant to two (2) 230kV transmission tie lines. This equipment is located on top of the powerhouse structure and on the tailrace side of the dam next to the 230kV generator step-up transformers. Existing switch ratings are 242kV with a 900kV BIL; Ampacities range from 1,200A to 2,000A. The replacement scope is five (5) motor operated circuit switchers, two (2) load rated operated disconnects, six (6) grounding switches, and the associated equipment needed to place the 230kV switch connection back into service. Please respond to all information requested in this notice no later than 05 October 2026 at 2pm Central. Please include the Sources Sought Identification Number in the subject line of the email submission and send to Brianna.N.Wohlers@usace.army.mil. Please provide any comments or identify any concerns your company has regarding the planned solicitation. Note that the Government will not be responding to inquiries about the proposed solicitation at this time. Your responses and comments will be used by Government personnel to assess the viability and scope of the proposed solicitation and assist market research efforts, and will be kept in strictest confidence. Telephone inquiries will not be accepted. ## Attachments - [70fb349beea444af9509df3b01de48d0](https://dodprocurementtoolbox.com/) - [a4617b403ffe4cd89dada97ab06e95eb](https://pieetraining.eb.mil/wbt/xhtml/wbt/sol/index.xhtml) - [ad650a7632db4788a95d9c3e5e6ae8e1](https://piee.eb.mil/sol/xhtml/unauth/search/oppMgmtLink.xhtml?noticeId=W9128F26SC003¬iceType=SourcesSought) - [f4d01acda63049a8b95b98286880ab74](https://www.acq.osd.mil/asda/dpc/ce/cap/docs/piee/PIEE_Solicitation_Module_Vendor_Access_Instructions.pdf) ## Publications - September 14, 2026: Sources sought, due October 5, 2026 at 3:00 PM EDT. Notice 495856a3973e46f5b17c667fb3191ad0. https://sam.gov/workspace/contract/opp/495856a3973e46f5b17c667fb3191ad0/view ## Points of contact - Brianna WOHLERS, brianna.n.wohlers@usace.army.mil, 4029952668 --- Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/w9128f26sc003.