The Hamad International Airport terminal expansion project will include an additional 140,000 sq.m terminal building, located airside, adjoining the existing terminal building through Concourse C with an axis that will culminate into a central garden. It will include a new transfer area which will help shorten passenger’s connection time and will improve their overall transfer experience at HIA. This will also contribute to servicing the continued growth of HIA’s national carrier Qatar Airways.
The Passenger Terminal Expansion Works, Central Concourse Building and Early Works (PTEW) was awarded to the joint venture of Midmac Contracting, TAV Tepe Akfen Investment Construction and Taisei Corporation on November 2019.
The scope of work consisted of:
Remote Underground Chilled Water network connecting Central Utility Plants
Scope of dewatering works is consist of the construction of APM Box, Cup 2 & Cup 4 connection and Central concourse (Pile caps). The APM box structure is composed of a 151.2m long by 25m wide with 2 nos. of monitoring well and 14 nos. of deepwells at the depth of 27m BGL. For Central concourse (Pile Caps) is composed of a 4m long by 4.4m wide with sump pumping technique is implemented and for CUP 2 & CUP 4 connection which is composed of 100m long by 9.4m wide consisting of sump pumping using surface suction diesel pump technique supplementary with trenching system.
The groundwater level encountered at the range of +0.39m QNHD and -1.19m QNHD at West and East of existing Concourse and the groundwater level at APM area is found in the range of -0.78m QNHD and -1.42m QNHD.
The system is supplied complete with pumps with standby units, power supply system, control panels with suitable alarm system and 24hr monitoring team.
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