Mining-Civil & Ground Support
PERFECT SHAFTS INTERNATIONAL
PROJECT PORTFOLIO
Perfect Shafts International (PSI) was initially engaged to provide drilling & blasting services to blast rock in the box cuts for the portal arch installation approximately 50,000m3 was blasted in the conveyor box cut and another 50,000m3 in the transport box cut. More rock was then discovered in the environmental dam amounting to a further 250,000m3 of rock. Whilst performing the blasting work PSI were also engaged to perform the Portal Face Stabilization in both box cuts, which involved the drilling & grouting of permanent ground anchors, grouted dowels, spilling bars and deep drainage holes, followed by a layer of reinforcing mesh and shotcrete to ensure the safety of workers whilst the installation of arches and backfilling was being performed. Following the completion of these on site works, PSI team of experienced personals including operators & supervisors were hired to assist with the installation of arches and associated works set out.
Service Provided
Location: Emerald North Queensland
Year: October 2008-March 2009
Client: BGC Contracting (Rio Tinto) (KBR)
Status: Completed
Project Value: $24 Million
Kestral Mine Extension Project - North Queensland, Australia
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info@perfectshafts.com
Section 03, Lot02, Ampoke Street, Kainantu Town
Papua New Guinea
+675 79809139