East Arnhem Region - Nhulunbuy Primary School - Chilled Water Air Conditioning System Replacement and Associated Works

A general outline of the work to be carried out under the Contract comprises:

• Decommission and remove CHW pipework throughout the entire site and the main two storey classroom block fan coil units (FCUs) and associated ancillaries.
•  Decommission and remove existing, plinths, primary pumps PP-01 & PP-02, electrical and associated controls.
• Supply, install, test, commission and maintain new chilled water pipe works & valves packages to all existing & New AHUs as shown on drawings.
• Supply, install, test, commission and maintain tertiary chilled water pumps TP-01, TP-02 & site secondary pumps SP-03, SP-04. Supply, install, test, commission and maintain Plate heat exchanger.
• Modifications of the existing chilled water pipework in the existing Plant Room to Facilitate the new Heat exchanger, primary & secondary pumps as detailed on the drawings. Note all new pipework required throughout. Do not re-use exist beyond the immediate connection to the town CHW supply at slab level.
• The associated building paintings, making good throughout all chilled water pipework’s penetrations as shown on the drawings.
• Construction of new AHU services enclosures serving 2 Storey classroom block
• Cleaning and resurfacing existing ductwork throughout the Admin and single storey learning block. Essentially all ductwork associated with the existing CHW AHU’s scoped to remain.