USACE SPK - Fort Hunter Liggett (FHL) Hacienda HVAC Geothermal Heat Pump Renovation | SAM.gov Opportunity | G2X

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USACE SPK - Fort Hunter Liggett (FHL) Hacienda HVAC Geothermal Heat Pump Renovation

SolicitationW9123825RA023Notice typeSolicitation

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Name	Type	Posted	Actions
https://dodprocurementtoolbox.com/	LINK	Aug 7, 2025	Download
https://www.acq.osd.mil/asda/dpc/ce/cap/docs/piee/PIEE_Solicitation_Module_Vendor_Access_Instructions.pdf	LINK	Aug 7, 2025	Download
https://pieetraining.eb.mil/wbt/xhtml/wbt/sol/index.xhtml	LINK	Aug 7, 2025	Download
https://piee.eb.mil/sol/xhtml/unauth/search/oppMgmtLink.xhtml?noticeId=W9123825RA023&noticeType=SolicitationNotice	LINK	Aug 7, 2025	Download

Version History

USACE SPK - Fort Hunter Liggett (FHL) Hacienda HVAC Geothermal Heat Pump Renovation

SolicitationW9123825RA023Sep 8, 2025 · v4

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Opportunity Summary

The Department of the Army, USACE Sacramento District, is soliciting design-build construction services to replace the existing HVAC system at the historic Hacienda building at Fort Hunter Liggett near Jolon, California. The project involves installing a geothermal heat pump solution for the 19,588-square-foot, two-story structure, which is listed on the National Register of Historic Places and functions as a hotel. Scope includes the demolition of existing mechanical, plumbing, and electrical equipment to accommodate a new system featuring twenty-four 500-foot-deep vertical closed-loop bores and underground headers designed to preserve the building’s historical appearance. Construction also entails installing geothermal heat pump console and horizontal units, water connections for a domestic hot water heat pump system, and new mechanical units with seismic category D bracing.

The estimated magnitude of construction for this project is between $1,000,000 and $5,000,000. Under solicitation number W9123825RA023, the requirement is classified under NAICS 238220 Plumbing, Heating, and Air-Conditioning Contractors and PSC Z2FB Repair or Alteration of Recreational Buildings. Proposals must account for the contractor’s responsibility to obtain well-drilling permits from the Monterey County Water Resources Agency.

The response deadline for this solicitation is September 10, 2025, at 9:00 AM PST. Heidi May is the designated point of contact for the Sacramento District office. Administrative updates provided through amendments include the addition of a clinic option for hot water work, the removal of fire extinguishing system requirements, and the provision of site walk documentation and updated wage determinations.

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Opportunity Summary

Opportunity Details

Response deadline: Sep 10, 2025Expired 267 days ago
NAICS: 238220 (opens in new tab)
PSC: Z2FB (opens in new tab)
Set aside: —
Published: Aug 7, 2025
Updated: Sep 8, 2025
Agency: DEPT OF THE ARMY (opens in new tab)
Office: W075 ENDIST SACRAMENTO
Department: —
Source: View on SAM.gov (opens in new tab)

Contact and place of performance

Point of contact: Heidi May

Place of performance: 93928

Original Description

USACE SPK anticipates a potential requirement for design-build (DB) construction services to replace the existing heating, ventilation, and air conditioning (HVAC) system with a geothermal heat pump solution at the historic Hacienda building located at Fort Hunter Liggett (FHL) outside Jolon, California (CA). The 19,588 square-feet, 2-story building was built in approximately 1930, was placed in the National Register of Historic Places on 2 December 1977 and is currently used as a hotel. This project is anticipated to include:- Demolition and removal of existing mechanical, piping, plumbing, flue, electrical, architectural, structural, seismic, civil and controls equipment, as needed, to install the new geothermal heat pump system, water heaters and associated storage tanks.- Installation of a geothermal bore-field to consist of twenty-four (24) each 500-foot deep closed-loop vertical bores.- Underground geothermal headers feeding into the building. Pipes are anticipated to be emplaced underground to maintain the visual appearance of the historical structure.- Demolition of multiple domestic hot water heaters to be replaced by water connections for the new domestic hot water heat pump system and hot water storage tanks.- Installation of new geothermal heat pump console units.- Installation of new geothermal heat pump horizontal units.- Installation of new mechanical units to include seismic design category ?D? braces. This project is not anticipated to include fire protection. AMENDMENT 0001 - This amendment is being issued to add the following: NACIS: 238220 - PSC: Z2FB - SBA Size Standard: $19M - Magnitude of Construction is estimated to be between $1M to $5M. 2. Add Attachment 05 revised appendices 20250707. 3. Add Attachment 06 - Site Walk Sign In sheet 20250819. 4. Add updated WD CA20250018 - 20250822. All other items remain unchanged. Amendment 0002 is being issued for the following: 1. Proposal due date has been extended to 10 September 2025. 2. Spec section 01 10 10.07 DESIGN REQUIREMENTS - ARCHITECTURAL - Delete paragraph 1.5.3 Fire Extinguishing System in its entirety. 3. Spec Section 01 57 19 TEMPORARY ENVIRONMENTAL CONTROLS - a. Add to paragraph 1.5 Submittals: Well Drilling permit; G; b. Add a new subparagraph 1.12.6 Well Drilling permit: The contractor will be responsible for obtaining a well-drilling permit from the Monterey County Water Resources Agency. 4. Add CLIN OPTION 1002 - Hot Water Work. All other items remain unchanged. AMENDMENT 0003 - PROPOSALS ARE DUE 10 SEP 2025 @ 0900 HRS/09:00AM PST. ALL OTHER ITEMS REMAIN UNCHANGED.