Details

Description

Description

TCD were engaged by CSI Mining Services at Kens Bore, part of the Onslow Iron Project, to construct a multi-plate steel underpass tunnel and installation of culvert drainage pipes, headwalls and rock protection.

Key Deliverables:

• Form, install reinforcement and pour strip footings for the tunnel
• Installation of tunnel base channels
• Installation of 73m long multi-plate steel with additional rib plate installation in the centre
• Installation of 61 drainage culverts (CSPs, RCBCs and RCP pipe) and headwalls, including onsite transportation, excavation, installation of bedding, protective wrap and cement stabilised backfill
• Placement of rip-rap to construct rock protection to the inlet/outlet of culverts

Details

Description

TCD were engaged by Fortescue for the Far Web Hub Project – Detailed Earthworks and the Supply and Construction of Culverts and a Tunnel.

The scope of works included:

• Tunnel: Supply and installation of 1 overpass tunnel, inclusive of the concrete tunnel footings, backfilling and compacting earthworks around the tunnel to the final overpass RL levels.
• Culverts: Supply and installation of 10 banks of CSP culverts and associated scour protection, inclusive of the cutting, forming and trimming drainage entry and exit channels, backfilling earthworks around the culverts and forming and finishing the earthworks to the final RL’s along the chainage.
• Detailed Earthworks: Complete detailed earthworks for the CV010 RLC along the full conveyor chainage (approximately 10.4km in length), including sheeting to finish the final RL levels. Works included the forming and finishing LV windrows for maintenance tracks along the entire length of the RLC and all and many other temporary miscellaneous civil and earthworks.
• Crusher Pad Foundation: Detailed earthworks for Hopper 010 primary crushing pad foundation, excavations for footings and construction pads, including foundation earthworks for Hopper 10’s discharge conveyor.