Attachment A - 1837649 NH-16 Specifications.pdf

This is an Executable Scope Document detailing requirements for replacing an air-cooled chiller at Building NH-16 at Naval Support Activity in Norfolk, Virginia (eProjects No. 1837649). The project, managed by NAVFAC MID-ATLANTIC's Public Works Department, requires the contractor to provide supervision, labor, material, and equipment to replace the existing air-cooled chiller that has reached the end of its lifecycle.

The scope includes installing a new 60-ton TRANE CGAM chiller with BACnet card and integral disconnect, creating temporary chiller connections near building NH-39, and installing new butterfly valves and tie-ins. The contractor must perform work during regular 8.5-hour government working days, submit safety plans (APP and AHA) 15 calendar days before the pre-performance conference, and provide various submittals including manufacturer's product data, warranties, work schedule, equipment list, and site plans. The project involves both demolition of existing systems and new electrical work, including connections to a 400A fused disconnect switch. The contractor must maintain building security throughout the project and protect existing work with dust covers and enclosures.