OAAA, 2010, 082506, Windsor Readiness Center Backup Battery

The State of Colorado Department of Military and Veterans Affairs is requesting bids on a Design/Bid/Build battery energy storage system installation at the Colorado Army National Guard Windsor Readiness Center under IFB1 OAAA 2027-0019, with bids due September 10, 2026 at 10:00 AM and a mandatory pre-bid conference and site tour held August 27, 2026 at 9:00 AM. Attendance at the pre-bid meeting is required for bidders to be considered qualified.

Colorado labor must perform at least 80% of the work under Colorado Revised Statute 8-17-101, and preference is given to Colorado resident bidders. Service-Disabled Veteran Owned Small Businesses must provide Center for Veteran Enterprise certification.

The scope comprises design, permitting, and installation of a 60 kW / 120 kWh lithium battery energy storage system (BESS) with supporting infrastructure, including concrete pad sized for future expansion, underground utility trenching, procurement of one Sol-Ark L3-HVR-60 battery and one 60K-3P-480V hybrid inverter, and integration with an existing 25 kW PV system. The system operates at 480 volt, 3-phase, 4-wire power. Contractors must deliver all exterior features and underground utilities data upon completion in GIS-compatible format adhering to Spatial Data Standards for Facilities, Infrastructure and the Environment (SDSFIE) v. 4.0 and compatible with ESRI ArcPro version 3.x, with metadata per Federal Geographic Data Committee standards.

The estimated project cost is $175,000. Construction is anticipated to begin in October 2026 and conclude in April 2027. Bidders must demonstrate two years of operation under the same business name, contracting experience on at least two similar projects each exceeding $200,000 in hard costs, and bonding capability up to $200,000. A bid bond of not less than 5% of the total bid is required. Upon award, payment and performance bonds of not less than 50% of contract value are required under Colorado Revised Statute 38-26-106. The contract will be awarded to the lowest responsible bidder. Questions are due September 1, 2026 at 3:00 PM. Award intent notification and contract approval are anticipated by September 15, 2026. Addendum 2 was posted September 3, 2026.