Z--Eisenhower National Historic Site

The National Park Service, through the Northeast Regional Contracting office of the Department of the Interior, has awarded a firm-fixed-price contract under solicitation 140P4226Q0008 for the replacement of HVAC systems at the Eisenhower National Historic Site headquarters in Gettysburg, Pennsylvania. The project involves the demolition and removal of existing equipment and the installation of a new 3-ton high-efficiency gas furnace with a matched condenser and two 1.5-ton mini-split systems, including all necessary components such as duct collars, line sets, insulation, thermostats, and condensate pumps. Work must comply with state and local building codes, federal regulations, and the prevailing wage rates outlined in Wage Determination PA20260073 for Adams County, Pennsylvania, which applies to all construction trades and includes requirements for vacation pay, paid holidays, and compliance with Executive Orders on paid sick leave and minimum wage. The contract is a small business set-aside with an estimated value between $25,000 and $100,000 and uses a lowest price technically acceptable (LPTA) source selection process, meaning award will be made to the capable offeror submitting the lowest compliant bid. Performance is scheduled to occur between April 1, 2026, and September 11, 2026, with all work to be completed on-site within 182 calendar days of the notice to proceed. Contractors must submit technical and pricing proposals electronically in two separate PDF volumes, not to exceed 25MB total, and all submissions must be sent to the designated contracting officer via email with a specific subject line format. The contract imposes strict compliance with historical preservation protocols, requiring immediate work suspension and notification if any archaeological or cultural resources are encountered, with strict prohibitions on removal or disturbance. Key personnel, including a Project Manager or Site Foreman, must be assigned and may not be substituted within the first 30 days of performance; subsequent substitutions require written justification, comparable qualifications, and prior approval from the Contracting Officer. All government-furnished information is subject to confidentiality requirements and must not be disclosed to third parties without written authorization, a obligation that must be flowed down to subcontractors. Subcontracting is permitted but subject to FAR 52.219-14, which mandates that the prime contractor or similarly situated entities perform at least 25 percent of the total labor cost, and a subcontracting