Specifications include, but are not limited to: The work shall be LOCATED IN THE NORTHWEST NODE OF THE ELEVATED WALKWAYS BETWEEN THE CENTRAL GARAGE, TERMINAL A, AND TERMINAL B, INCLUDING AN AIR HANDLING UNIT IN THE MECHANICAL ROOM ON THE GROUND LEVEL OF THE NORTHWEST NODE THAT PROVIDED HOT AIR TO THE ELEVATED WALKWAY BETWEEN NORTHWEST NODE AND CENTRAL GARAGE. THE UNDERGROUND HEATING LINES SERVING THE AIR HANDLING UNIT WERE DAMAGED AND DISCONNECTED RESULTING IN NO HEATING CAPABILITY FOR THIS UNIT. THE WORK OF THIS PROJECT SHALL REPLACE HYDRONIC HEAT EXCHANGER WITH ELECTRIC HEAT IN THE AIR HANDLING UNIT SERVED BY AN ELECTRIC CIRCUIT FROM CENTRAL GARAGE WITH CONDUIT RUN ABOVE CEILING OF WALKWAY BETWEEN CENTRAL GARAGE AND THE NORTHWEST NODE.