Replacement of switchyard disconnect switches at oahe DAM, SD
Ended Definitive Contract Awarded Last action
- Contract number
- W9128F23C0038
- Awardee
-
Gardner Zemke Co UEI P5XRJHGMS2Y5
- Awarding agency
-
ENDIST Omaha
US Army Corps of Engineers, Department of Defense
- Obligated
- $5,675,966
Award facts
- Opportunity
-
- Oahe Switchyard Disconnect Switch Replacement Pre-Solicitation · W9128F23R0003 · Posted May 3, 2023
- Contract value 100% obligated
- $5,675,966.00 Current and potential, with all options
- Completion date 100% complete
- Current and potential, with all options
- Contracting staff
- Funding agency
- US Army Corps of Engineers Department of the Army, Department of Defense
- NAICS code
- 237130 Power and Communication Line and Related Structures Construction
- PSC
- Y1KA Construction Of Dams
- Set-aside
- No set-aside
- Competition
- Full and Open Competition · 3 offers Negotiated Proposal / Quote
- Pricing
- Firm Fixed Price
- Place of performance
- Pierre, SD 57501, USA
- Legislative mandates
-
- Davis-Bacon Act FAR subpart 22.4
Award details come from SAM.gov/FPDS.
Transactions
| Action | Obligated | Date |
|---|---|---|
| Supplemental Agreement for work within scope | $35,261 | |
| Supplemental Agreement for work within scope | $154,145 | |
| Supplemental Agreement for work within scope | $10,000 | |
| Supplemental Agreement for work within scope | $34,327 | |
| Supplemental Agreement for work within scope | $178,064 | |
| Original award | $5,264,169 |
About this award
The U.S. Army Corps of Engineers awarded a $5.7 million firm fixed-price definitive contract to Gardner Zemke Co on October 1, 2023, for the replacement of switchyard disconnect switches at Oahe Dam in Pierre, South Dakota. This project encompasses the replacement of 40 manual switches, 13 motorized disconnects, and 15 grounding switches across the facility's 115-kilovolt and 230-kilovolt yards, along with associated infrastructure including suspension insulators, bus sections, and cables. The work scope also includes inspection and allowance for up to 60 inches of weld repair to aluminum buses and replacement of feeder and control cables, with an ultimate completion date of June 12, 2026. This contract carries no set-aside designation and was awarded through open competition with an estimated construction cost range of $5–10 million.
Gardner Zemke Co, a small business subchapter S corporation headquartered in Albuquerque, New Mexico, specializes in electrical infrastructure services for federal hydroelectric facilities and has an established track record with the Army Corps of Engineers and Bureau of Reclamation dating back to 2001. The contractor's portfolio includes complex electrical work at major facilities such as Hoover Dam, Bonneville Powerhouse, and Libby Dam, demonstrating substantial expertise in high-voltage switchyard modernization and equipment upgrades. This Oahe Dam project aligns with the Corps' broader infrastructure modernization objectives for hydroelectric power facilities across the Western United States and represents a continuation of Gardner Zemke Co's strategic partnership with federal agencies for specialized power systems maintenance and upgrade work.
Quick answers
Who was awarded contract W9128F23C0038?
W9128F23C0038 was awarded to Gardner Zemke Co by ENDIST Omaha (US Army Corps of Engineers) on October 1, 2023.
How much is contract W9128F23C0038 worth?
The government has obligated $5,675,966 on W9128F23C0038.
Which agency awarded contract W9128F23C0038?
ENDIST Omaha (US Army Corps of Engineers) awarded W9128F23C0038, with funding from US Army Corps of Engineers (Department of the Army).
Was contract W9128F23C0038 competed?
The extent of competition for W9128F23C0038 was full and open competition. The government received 3 offers.
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