Central Line 170.600km Culvert Renewal
Sterling delivered complete culvert renewal on Aurizon's Central Line during 108-hour track closure, managing civil, drainage and track reconstruction works to tight rail possession deadlines.
Challenge
Aurizon required renewal of an 8-cell culvert system (1200mm x 600mm x 28m) on the Central Line during a 108-hour track closure. The works required coordinating civil, drainage and track reconstruction within tight rail possession deadlines.
Solution
Sterling managed the complete culvert replacement, coordinating civil contractors, drainage specialists and track gangs. Our team supervised installation of 18 precast base slabs and 48 culvert units, ensuring works met the tight possession schedule.
Deliverables
Complete culvert replacement including precast base slabs and units, track reconstruction works, drainage system upgrades, and project management coordinating contractors within rail possession windows.
Outcome
Safe delivery of high-risk culvert renewal without incident, completed within the 108-hour possession window, ensuring continued safe operation of this critical freight rail corridor.
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