Berkeley Middle School HVAC Replacement and Roof Repair

1.HVAC work includes but it not limited to, renovating the schools HVAC system, replacing boilers, hot water pumps, water source heat pumps, rooftop units, split direct expansion systems, fans and controls.  Piping and ductwork will be modified and added.  Contractor will include equipment start-up, check, test, adjustment, and balance. HVAC will be commissioned by a third-party commissioning agent hired by the Owner.  Contractor will be required to satisfactorily address any concerns identified by this third-party commissioning agent. Some existing HVAC equipment will remain and be modified and/or retrofitted with new controls.  2.Roofing work includes, but is not limited to, replacing roof areas indicated and where mechanical work occurs. Adding and replacing roof access ladders. 3.Plumbing work includes, but is not limited to, disconnecting the mechanical equipment natural gas and reconnecting and modifying natural gas piping. 4.Electrical work includes, but is not limited to, disconnecting the mechanical equipment to be demolished and connecting the new mechanical equipment.  Panels and breakers will be added or modified as required to accommodate the revised electrical loads.  Adding duct smoke detectors and reinstalling existing duct smoke detectors. 5.Architectural work includes, but is not limited to, restoration of disturbed areas; removal and reinstallation of ceiling tiles required for access to mechanical work; and patching and painting of finishes affected by the mechanical work. Modifying library storage space into mechanical room with exterior door access.  6.Structural work includes, but is not limited to, structural modifications to accommodate new roof opening, structural modifications to accommodate HVAC installation, selective demolition to accommodate removal of mechanical equipment and restoration of disturbed areas. 7.This project will involve limited HAZMAT work. Specifications for HAZMAT work are included in the Technical Specifications Project Manual.

Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Central HVAC Equipment.