Sources Sought Notice Generator Air Coolers.pdf

SOURCES SOUGHT

For

New Generator Air Coolers for Broken Bow Powerhouse for US Army Corps of Engineers, Tulsa District

This is a SOURCES SOUGHT announcement; a market survey for information only, to be used for preliminary acquisition planning purposes. THIS IS NOT A SOLICITATION FOR QUOTES AND NO CONTRACT WILL BE AWARDED FROM THIS SOURCES SOUGHT SYNOPSIS. No reimbursement will be made for any costs associated with providing information in response to this source sought announcement or any follow up information requests. Respondents will be notified upon request following the sources sought evaluation results.

The U.S. Army Corps of Engineers (USACE) - Tulsa District (SWT) is conducting market research for anticipated contract procured in accordance with FAR Part 13, Simplified Acquisition Procedures and intends to solicit quote on or about 1 December 2025. The type of set-aside decision(s) to be issued will depend upon the responses to this sources sought announcement and associated market research.

The Tulsa District, U.S. Army Corps of Engineers (USACE – Tulsa) requires commercial sources for the procurement of 14 Generator Air Coolers for a Powerhouse. The primary geographic boundary for work executed under this contract is the Southwestern Division Tulsa Districts covering Broken Bow, Oklahoma Powerhouse.

USACE Tulsa is requesting a supply Purchase Order Contract with Tulsa District. A DRAFT Scope of Work is attached for reference.

The work includes, but is not limited to:

a. Fourteen (14) new air coolers shall be designed to achieve an increase cooling capacity of no less than 20% of the existing coolers. The material in contact with water must be the same for the tubes, tube sheet, water boxes, and connections. New air coolers must match the dimensions and layout of the existing coolers including supply, drain, and vent connections. The manufacturer shall provide material certifications, as built drawings, pressure test reports, and all calculations prior to delivery. The test pressure shall be a minimum of 200 psi. Contractor shall perform leak tests and provide certification prior to acceptance by the Government.

b. Provide drain connections, including valve and hose connections, to permit complete draining of each cooler. Provide air vents at the top of each cooler. Drain and vent connections must be placed at the same locations as existing. Equip each connection between the coolers and the air vent header with a valve and a union type connection so that any cooler may be removed without disturbing the header. Victaulic-type couplings will not be permitted. Lifting lugs must be provided on each cooler to match existing design. Contractor shall measure and provide third party certified weight tickets: Certificate of Conformance or Certified Test Report, for both wet and dry weights for each of the new coolers.

c. Fins and Outer Tubes – Air coolers must be of the straight tube type. Provide fins consisting of a double tube employing an out-aluminum tube from which the integral fins are extruded, and which is continuously mechanically bonded to the inner stainless steel water tube to totally enclose it, except at the tube ends. Provide an outer tube made of aluminum having a purity of not less than 99.5 percent, conforming to ASTM B241. The fins must be spaced no more than 11 fins per inch.

d. Inner Tubes – Provide stainless steel water tubes conforming to ASTM A213, type 304 or 316 with at least 1 inch outside diameter. The tubes must be expanded into the tube sheets. Laterally support tubes as necessary to prevent resonant frequencies from occurring within ± 15% of forcing frequencies with a generator speed of 128.6 RPM. It shall be the responsibility of the Contractor to determine the forcing frequency of the unit. The use of turbulators within the tubes will not be permitted. The tubes must not be supported by fins passing thru bulkhead plates. Tube sheets must be stainless steel of the same type and grade as the tubes. The tube sheet thickness must be at a minimum as think as the outside tube diameter.

e. Water Boxes – Water boxes must be stainless steel conforming to ASTM A276/A276M, type 304 or 316. Water boxes must be constructed with removable cover plates to permit access to all tubes and arranged to permit removal of any cover for inspection and cleaning of the tubes without disturbing the cooler water supply or drain connections. Cover plates must be of the same material as the water box. Bolts, nuts, and lock washers must be stainless steel. O-ring gaskets must be Neoprene Duro 70 or equivalent. Drawings to include gasket detail. Flat gaskets or O-ring gaskets with glued butt joints will not be permitted.

The purpose of this Sources Sought is to gain knowledge of the interest, capabilities, and relevant experience of all business size standards to provide work assigned to USACE Southwest Division (SWD).

The Government must ensure there is adequate interest and competition among the potential pool of responsible firms. Interested Small Business, Section 8(a), Historically Underutilized Business Zones (HUBZone), Woman Owned Small Business (WOSB), Service-Disabled Veteran Owned Small Business (SDVOSB) Concern, and Large Businesses are highly encouraged to respond to this sources sought.

The North American Industrial Classification System (NAICS) Code for this procurement is 238220, Plumbing, Heating, and Air Conditioning Contractors, which has a small business size standard of $19M.

Small Business firms are reminded under FAR 52.219-14(e)(4), Limitations on Subcontracting, that at least 50 percent of the cost of contract performance incurred for personnel shall be expended for employees of a similar concern.

Small Businesses are reminded under FAR 52.219-14, Limitations on Subcontracting, that a firm will not pay more than 50% of the amount paid by the Government for contract performance, excluding the cost of materials, to subcontractors that are not similarly situated entities. Any work that a similarly situated entity further subcontracts will count toward the 50% subcontract amount that cannot be exceeded.

Note that Firms must be registered in the System of Award Management (SAM) to be eligible for award of Government contracts.

Contractors responding to this Sources Sought must provide an Experience/Capabilities Statement (not to exceed 5 pages).

EXPERIENCE / CAPABILITIES STATEMENT CRITERIA:

1. The Experience/Capabilities Statement is limited to 5 pages and shall be submitted in PDF format.

2. Provide Firm's name, address, point of contact, phone number, e-mail address and business CAGE Code, as well as Unique Entity Identifier (UEI).

3. Provide any general information on the Firm's Experience/Capabilities as they pertain to Air Coolers/Generators.

4. Provide projects performed within the past 3 years relevant to this Sources Sought. Include the customer agency/installation name, project title, project location, contract number, project description, construction contract amount, and period of performance.

Questions concerning this Sources Sought should be e-mailed to the Contract Specialist, Mrs. Tamara Seals at tamara.l.seals@usace.army.mil; phone number (918) 669-4977.

PERSONAL VISITS FOR THE PURPOSE OF DISCUSSING THIS SOURCES SOUGHT WILL

NOT BE ENTERTAINED.

Email your Experience/Capabilities statement to tamara.l.seals@usace.army.mil.

NO HARDCOPY OR FACSIMILE SUBMISSIONS WILL BE ACCEPTED.

THIS SOURCES SOUGHT CLOSES ON 13 November 2025 at 1300 CDT.

mailto:tamara.l.seals@usace.army.mil mailto:tamara.l.seals@usace.army.mil