This is a pre-solicitation notice for a project to replace boilers and upgrade controls at the VA Medical Center in West Roxbury, Massachusetts. The project involves general construction, demolition, modification, and renovation of the existing Central Boiler Plant, with an estimated construction magnitude between $50,000,000 and $100,000,000. The period of performance is 943 calendar days from the Notice-to-Proceed. A bid bond of at least 20% of the bid price (not to exceed $3 million) and full performance and payment bonds are required. The contract will be a firm fixed-price award based on a best-value tradeoff source selection process.