Repair HVAC Dormitory B2403 B2404 - Dkgv 1073188

Repair HVAC Dormitory Building 2403 and 2404 at Joint Base Charleston - Naval Weapons Station, South Carolina. The work includes exterior wall repairs and modifications, complete removal and replacement of all exterior sealant joints including all liquid applied sealants, backer rods and silicone tape system on exterior walls at building expansion joints. Metal roof repairs and modifications. Roof gable louvers will be removed to provide access for removal of existing mechanical equipment and installation of new mechanical equipment. After the new mechanical equipment have been placed in the mechanical attic space a new louver with insulated closure panel will be installed. New backer rod and sealant will be installed around the perimeter of new louvers to provide a sealed condition. Perform an asbestos/lead survey before working. In the attic of each wing, replace the existing variable air volume air handling unit and dedicated outdoor air handling unit with a single new variable air volume air handling unit and an inline supply fan. Replace the existing energy recovery module (ERM), exhaust fan (EF), and filter modules. Replace a portion of the chilled water piping and ductwork such that the new equipment can be installed. Test the existing fire dampers and replace any fire dampers that are found to be faulty. Existing hip and ridge beams are to be supported by temporary screw jack shoring. Existing HSS columns and anchor bolts to be removed. Existing base plate of columns to be removed, and new base plate w/ alternate bolt pattern to be installed on existing columns. After equipment is removed and replaced, columns shall be reinstalled w/ epoxy anchors into existing concrete.

Military Facility, Renovation.

Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Insulation, Weather Barriers.
Division 22 -	Plumbing, Facility Water Distribution, Facility Sanitary Sewerage, Facility Storm Drainage.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Piping and Pumps, HVAC Air Distribution.
Division 26 -	Electrical, Instrumentation and Control for Electrical Systems, Interior Lighting, Emergency Lighting, Exit Signs, Exterior Lighting.
Division 28 -	Electronic Safety and Security, Electronic Access Control and Intrusion Detection, Fire Detection and Alarm.
Division 32 -	Exterior Improvements, Bases, Ballasts, and Paving, Flexible Paving, Asphalt Paving, Rigid Paving, Concrete Paving, Curbs, Gutters, Sidewalks, and Driveways, Planting Irrigation, Turf and Grasses.