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Newman Water Supply Upgrade Phase 2
Newman
The contract was to provide an increased capacity and more reliable
process water supply to the Mt. Whaleback and Newman Hub operations
Contract
Newman Water Supply – Phase 2 (924)
Client
BHP Billiton
Contract Value
$8,142,291
Contract Start Date
August 2009
Contract Completion Date
November 2009
Description
The contract was to provide an increased capacity and more reliable
process water supply to the Mt. Whaleback and Newman Hub operations.
Ertech’s scope of works included:
- Clearing of 240,000m2 of working corridor.
- Supply and weld 2,700m of 710mmØ Polyethylene pipe.
- Supply and weld 10,200m of 630mmØ Polyethylene pipe.
- Trenching (using a Vermeer chain trenching machine), lay and backfill – 12,900m.
- Installation of valve fencing compounds.
- Remedial work to water storage tank (49mØ by 9.9m height), including a structure controlled survey and re-lining.
- Installation of pumps and electrical control devices on the E-Bore submersible pumps.
- Road thrust boring – one locations of 20m.
- Traffic control management.
- Location of services by means of “potholing” machine.
INNOVATION - use of Fast Fusion Welding Machines, installation of an excavator height restrictor , development of a compacting wheel for side compaction and lifting pike to off –load pipes.