Plant-Wide Replacement of Electrical Cables and Utility Tunnel Bulkheads

Work includes, but not limited to demolition of existing electrical cables, fiber optic cables, cable tray systems, various communications systems, and associated appurtenances located within the utility tunnel system and connected to various facilities throughout the Plant including disconnection and removal of wiring and cables from existing underground electrical duct banks; and demolition of the temporary above-ground power distribution systems installed after Hurricane Sandy including conductors, poles and other appurtenances. The work also includes providing of new high and medium voltage electrical cable tray systems, conduits, pullboxes, raceways and terminations in the existing utility tunnels and ductbanks to distribute electrical power throughout the facility; providing new connections to existing equipment located within the utility tunnel system and in various buildings and facilities within the Plant; providing of new underground ductbanks to carry electrical and network cabling as shown on the Contract Documents; providing of new underground ductbanks to carry electrical and network cabling as shown on the Contract Documents; providing of new low voltage electrical cables and cable tray systems in the utility tunnels and ductbanks to distribute low voltage power throughout the facility, and to carry various instrumentation, signal and communications cabling; providing of temporary low-voltage cables and systems as required to facilitate the construction and maintain plan operations; providing of new communications equipment and cabling to replace damaged items and to add new functionality including, but not limited to the following systems: Fire Alarm Network; Security Network; Business Network; SCADA Network; CCTV; Electrical equipment status and alarm annunciation; Intercoms; Two-way radio reception in the tunnel system; Cellular phone reception in the tunnel system; Demolition and installation of new work for fit-out of a new server room in the OEM Building; providing new bulkheads and new watertight doors in eleven (11) areas; HVAC improvements in the tunnel system; Restoration of floor, wall, roof, and trench drain expansion joints located within the tunnel system; Repair of cracks in the tunnel walls and floors with filling and pressure grouting; Repainting of the tunnel ceiling; and other concrete repair work within the tunnel system.

Division 02 -	Existing Conditions, Subsurface Investigation.
Division 08 -	Openings, Pressure-Resistant Doors, Watertight Doors.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC).
Division 25 -	Integrated Automation, Integrated Automation Control of Communications Systems.
Division 26 -	Electrical, Common Work Results for Electrical, Cable Trays for Electrical Systems, Low-Voltage Electrical Service Entrance, Low-Voltage Underground Electrical Service Entrance.
Division 27 -	Communications, Common Work Results for Communications, Cable Trays for Communications Systems, Underground Ducts and Raceways for Communications Systems, Voice Communications Terminal Equipment, Radio Communications Equipment, Distributed Systems, Internal Cellular, Paging, and Antenna Systems.
Division 28 -	Electronic Safety and Security, Common Work Results for Electronic Safety and Security, Conductors and Cables for Electronic Safety and Security, Access Control, Access Control Interfaces, Access Control Interfaces to Fire Alarm, Security Access Detection, Fire Detection and Alarm, Fire Alarm Initiating Devices.
Division 31 -	Earthwork, Site Clearing, Grading, Excavation and Fill, Subgrade Preparation, Excavation, Shoring, Tunnel Construction, Cast-in-Place Concrete Tunnel Lining, Precast Concrete Tunnel Lining.
Division 33 -	Utilities, Electrical Utility Transmission and Distribution, Electrical Underground Ducts and Manholes, High-Voltage Wiring, Underground High-Voltage Wiring, Medium-Voltage Wiring, Underground Medium-Voltage Wiring.
Division 40 -	Process Integration, Process Control Hardware, Process Control Networks, Fiber Optic Process Control Networks.