HAFB Building 868 (F-22) - Repair Aircraft Maintenance Unit Offices / Construct HVAC & Fire Protection

This contract that involved design and construction of alterations to Building 868 to accommodate a new tenant, the F-22 Aircraft Maintenance Unit (AMU). The project was accomplished in four phases in order to reduce impact on and relocated existing facility users to various locations at Holloman AFB. Phases included: Phase 1a, Accessories Flight; Phase 1, Accessories Flight and WLT including Bay 4; Phase 2, Bay 3 and Bay 3 support area; Phase 3, Center Sections for AMXS; and, Phase 4, Bays 1 and 2.

The existing 87’3” x 22’ north addition received new interior walls, doors and finishes required to create offices, a conference room and a tool room for the Accessories Flight. The existing dust collection equipment was removed and the room was converted to a store room.

In Bays 1 and 2, BB/WS JV erected work platforms at 128’4” above the finished floor elevation for use by maintenance personnel responsible for servicing four HVAC units providing access to two sides. A steel ladder and safety cage was provided to access the platforms. The platforms had handrails on all sides with attachment points for fall arrest lanyards. Work also included replacement of DX coils in two of the units and the hot water coil in one. Two 80,000 BTUH air-cooled condenser units were replaced.

Work in the Center Section involved renovation of administrative spaces in order to provide offices for 40 to 45 personnel for the Air Force Engineering Technical Services (AFETS), Field Service Representative (FSR), Contractor Engineering Technical Services (CETS) and a private contractor that provides support to AFETS. The existing configuration was used to the extent possible with reconfiguration being limited to enlargement of selected offices. Selective demolition and asbestos abatement was required. Finish work included new flooring, repair and painting of drywall and installation of acoustical ceilings with exposed conduit being relocated above. New ADA compliant fixtures were installed in bathrooms. Additional communication/data drops were installed. Also required were repairs and upgrades to the HVAC system, control, plumbing and drains.

Bay 3 was converted to offices and administrative space for the AMU and included classified and unclassified areas. Demolition included a steel mezzanine and dock boxes and oscillating foam nozzles and other elements of the Aqueous Film Form Foam (AFFF) system for the bay. New offices were designed to control noise and temperature when the hanger door was open and required installation of hard ceilings and Sound Transmission Class (STC) 45 walls and doors, x-09 and cipher locks and a standalone intrusion detection system. A new women’s restroom was created. Building systems included new HVAC systems, a wet-pipe automatic sprinkler and relocation of an Elecompack automated storage system from elsewhere in the building. The large classified vault in Bay 3 was enlarged to provide 500 s.f. of classified storage space.

Modifications to Bay 4 were required to support one F-22 aircraft for Weapons Load Training requiring creation of a classified classroom, diversion of exhaust to the outside and sound insulation and installation of technical power receptacles.