Mashpee Service Unit New HVAC Units

The contract requires the installation of new commercial-grade packaged rooftop HVAC units to replace existing systems serving the Mashpee Wampanoag Tribe’s Administrative, Medical, and Dental Clinics in Mashpee, Massachusetts. Two units for the Administrative and Medical buildings must each provide 4 tons of nominal cooling capacity and match the performance of the existing Trane 4DCY4048B1096AA models, while the Dental building unit must be sized to replicate the capacity and functionality of its current system. All new units must be compatible with existing utility connections, ductwork, gas lines, electrical service, and structural roof loads, with curb adapters provided as needed. Equipment must meet or exceed efficiency standards of EER ≥ 10.0, IER ≥ 11.0, and heating efficiency ≥80% AFUE, and comply with AHRI certification, ACCA/ASHRAE load calculations, and industry best practices for healthcare environments. The project is governed by a firm fixed-price contract with a mandatory 180-day performance window beginning within one day of notice to proceed, and requires strict adherence to OSHA safety standards, local building codes, and manufacturer specifications. Work must be performed with minimal disruption to ongoing healthcare operations in an occupied facility. The solicitation is set aside for Indian Small Business Economic Enterprise (ISBEE) participants under NAICS code 238220, and evaluation will be conducted using a tradeoff method where technical quality, reliability, past performance, and compliance with the statement of work carry more weight than price. Proposals must be submitted in hard copy, limited to one to four single-spaced typewritten pages, and received by 5:00 p.m. ET on June 15, 2026, at the Nashville Area Office in Tennessee. Offerors must certify eligibility as a small Indian-owned business through the Indian Economic Enterprise Representation Form, provide a Unique Entity Identifier and CAGE code, and disclose any delinquent federal tax liabilities or felony convictions. Contractor responsibilities include submitting detailed equipment submittals with manufacturer certifications, implementing a Site-Specific Safety Plan within 14 days of award, performing a pre-construction risk assessment, and ensuring all hazardous materials are documented per Federal Standard 313 and 29 CFR 1910.1200(g). Invoices must be submitted electronically via the Treasury’s Invoice Processing Platform, and the contractor is required to provide a one-year workmanship warranty,