26 WPS - WT15754265 - Mini Split Upgrade

Construct and install two maintenance pads to house all condensing units and provide single line as built drawings, install a two sided screen block at the front of the building matching the existing CMU block color and style, use solid and vented CMU blocks to ensure sufficient airflow around all condensing units, and build screen block walls two rows higher than the condensing units; the contractor shall supply a weatherproof 120V maintenance receptacle for each pad, core drill the existing wall of Building 119, install a 3 inch PVC pipe sealed with acoustical seal to maintain ICD 705 compliance per Tech Spec 1.5.1, install insulation on all line sets entering Building 119, run all electrical from Room 119s electrical mechanical room using panel EDH 1 3 rated at 480/277V and 800 amps, tie all new HVAC systems to the existing generator for backup power, surface mount electrical conduits in Room 119 and the exterior HVAC yard, run conduits underground to each maintenance pad, and supply a weatherproof disconnect for each condensing unit; the contractor shall install new cassette type HVAC systems in Rooms 112, 113, 114, and 132 using the existing suspended ceiling grid with added support, provide a 1 ton HVAC system with a separate controller for Room 112, provide 2 ton HVAC systems with separate controllers for Rooms 113 and 114, and provide a 4 ton HVAC system with a separate controller for Room 132;