West Seattle Library historic building full electrification renovation

Solicitation #SPL PW# 2025-2177-WST. Issued by Seattle Public Library. The Project consists of the renovation of an existing 2-story concrete and unreinforced masonry building listed on the National Register of Historic Places and is a City of Seattle historic Landmark. The scope of work focuses on building systems modernization and full electrification. Work includes removal of existing fossil fuel–fired mechanical and plumbing equipment and replacement with high-efficiency, all-electric systems. Mechanical work includes complete replacement of the existing HVAC systems with electric heating and cooling equipment. Plumbing work includes removal of gas-fired domestic hot water and other fuel-based systems and installation of electric domestic hot water equipment and associated distribution modifications. Electrical work includes upgrades to the building’s electrical infrastructure to support new electrified loads, including associated branch circuitry. Low-voltage and security system modifications will be performed in coordination with the Owner’s vendors. Interior and exterior repairs and modifications are limited to those required to accommodate the new work. As the building is listed on the National Register of Historic Places, all work shall comply with applicable historic preservation standards and review requirements. Work must comply with FEMA Build America. The building will be closed during a portion of construction; refer to Section 01 11 00 Summary of Work for a description of the building closure period and the project documents for additional requirements. Engineer's Estimate: 1,195,000.00 Project Location: West Seattle Branch