MHI Building Renovations

The approximate quantities of Work to be Bid upon is as described as follows: Renovation of the building HVAC and Fire Alarm systems. The building is Type II Non-combustible construction containing aircraft hangars, administrative offices, and support facilities. The systems to be renovated support approximately 149,000 SF. Renovations consist of: Complete replacement of the existing HVAC system including removal of the existing natural gas fired boilers and pumps, water source heat pumps, make up air water source heat pump handlers, cooling tower, heating/ventilation units, associated piping and controls as well as selective demolition and new ceilings, in areas of the Work. The new system will consist of ducted VRF air handlers, VRF cassette units, a new energy recovery unit is to be installed in the existing mechanical room. New gas radiant heaters will be provided for service bays I, II, III, and IV. A new control system will provide central as well as individual unit control of space temperature and equipment operation. Fire Alarm detection and signaling devices will be upgraded and replaced.

Division 02 -	Existing Conditions, Demolition, Selective Demolition.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry, Finish Carpentry.
Division 09 -	Finishes, Ceilings.
Division 21 -	Fire Suppression.
Division 22 -	Plumbing.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.
Division 28 -	Electronic Safety and Security, Fire Detection and Alarm, Fire Alarm Initiating Devices.