Darwin International AirportMain Terminal Plantroom Upgrades Stages 1 - 3

Location

Darwin

Client

Darwin International Airport

Contract Type

Construct Only

Year

2017 – 2019

Stage 1,2 & 3 of the Darwin International Airport (DIA) Main Terminal AHU Replacement Programme consisting of 15 Air Handling Units replaced over three stages.

Stage 1

In 2017 Select services were engaged by Darwin International Airport to undertake the first of three plantroom upgrades. Stage 1 consisted of the demolition and removal of five Air Handling Units (AHU), and the fabrication / installation of five new AHU’s, Chilled Water (CHW) reticulation, Mechanical Services Switchboard (MSSB) and Building Management System (BMS)

All works were carried out in a live airport terminal environment and coordinated for minimal plant shutdowns (4 Hour shutdown window) ensuring no disruption to airport operations.

Due to logistical constraints the AHU’s were coordinated to arrive flat packed and were then assembled within the plantroom.

Stage 2

Following the successful completion of Stage 1, Select Services were engaged on Stage 2. The second stage included the demolition, removal and replacement of six Chilled Water AHU’s and associated pipework and ductwork.

The new replacements AHU’s were prepared, labelled and packaged in the Select Services Winnellie workshop, then transported to site where they were individually rebuilt within the plantroom. All new CHW reticulation, duct transitions, and BMS were installed adhering to strict Airport security and OHS requirements.

All work was planned and coordinated to be undertaken in a live airport environment with no disruption to airport operations.

Stage 3

After completing Stage 1 and 2, Select Services were engaged by DIA to undertake the Stage 3 works in the Eastern Plantroom.

This plantroom consisted of four new Chilled Water AHU’s, duct modifications and Building Management Systems (BMS) extensions.

Stage 3 also involved plantroom structural modifications.

Upon successful completion all plantrooms were resurfaced to all exposed floor areas.

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