Exhibit C--ADDENDUM 1--Chiloquin Fitness Center Expansion--Bid Set Drawings--2026-09-08.pdf

This Addendum 1 document contains bid set drawings for the Chiloquin Fitness Center Expansion Project, a general contracting opportunity issued by Klamath Tribal Health and Family Services (KTHFS) under RFP-KTHFS-2026-003. The project involves a 19,975 square foot addition to the existing fitness center in Chiloquin, Oregon, expanding the total building area to approximately 35,471 square feet. The addition includes fitness studios, workout areas, wellness services, locker rooms, restrooms, administrative offices, a community room, teaching kitchen, wellness center, and smoothie bar. A mandatory pre-bid walkthrough is scheduled for September 22, 2026 at 1:00 p.m. at 320 S. Chiloquin Boulevard, with bid proposals due October 8, 2026. Construction is classified as Type V-B with a 493-person occupant load and must comply with 2025 Oregon Structural, Mechanical, and Fire Codes, along with 2023 Oregon Electrical and Plumbing Codes and 2024 Oregon Energy Efficiency standards. The project is expected to complete within seven to eight months from contract execution, with a maximum contract term of one year.

Contractors must be licensed with the Oregon Construction Contractors Board, comply with Davis-Bacon prevailing wage requirements, and obtain TERO Contractor Certification prior to work commencement with a two-percent TERO fee assessed on the total contract amount. General liability insurance of one million dollars per claim and three million dollars aggregate is required, naming the Tribes as additional insured. Evaluation uses a 100-point rubric with up to 15 bonus points, assessing cost (20 points), meeting specifications (30 points), general contracting experience (20 points), medical facility construction experience (10 points), and local presence (20 points). Bonus points are awarded for Indian-owned businesses (15 points), businesses training or employing American Indians (10 points), or woman-owned or minority-owned businesses (5 points). The project incorporates ASHRAE 90.1 (2022) energy compliance standards with LED lighting, occupancy sensor controls, and rooftop heat pump units.