Projects

Muguriyarra was awarded the contract for the Provision of Civil Works for the Ashburton Port Storage Facilities as part of the Onslow Iron Ore Project. Detailed earthworks are required in and around concrete piles and footings installed to support the huge Iron Ore Storage Facility for Mineral Resources. The works included:

• Detailed installation of Sand Subgrade
• Detailed installation of Select Fill and Basecourse
• Trimming of entire area to subgrade
• Asphalt sealing entire area

Muguriyarra was awarded the supply of resources for the Shire of Ashburton to construct an overflow caravan park adjacent to the previously renovated Ocean View Caravan Park by capability partner NTC. The works included:

• Bulk Earthworks
• Trim and Compact Subgrade
• Supply and cartage of Subbase Capping
• Placement and Compaction of Hardstand

NTC was awarded the miscellaneous earthworks package to provide earthworks and general civil construction services to the huge Mardie Salt and Potash Project from the inception stage. The works included:

• Vacuum Excavation of holes around services
• Foundation Construction
• Sign Installation
• Roadwork Remediation

The initial works consisted of construction of heavily reinforced concrete slabs on top of 2 Santos and 1 Chevron Natural Gas Pipelines in a remote area of the site.  NTC was responsible for the risk assessment process, earthworks, excavations for the slabs, steel works and concrete installation along with final roadworks. All works were undertaken through a heavily monitored permitting process with full time on site monitoring and supervision by both a Chevron and Santos Representative.

NTC was awarded a 3 year maintenance contract with 2 one year extensions on the Wheatstone LNG Plant. The contract scope is extensive and involves working within a live gas plant to all of the required systems and permits requires. Some key aspects of the scope included:

• Misc Civil and Earthworks
• Traffic Management Signage
• Concrete works including new and modifications to footings
• Non destructive excavations
• Surveying
• Road Construction and Maintenance
• Dust Suppression
• Fencing

NTC joint forces with TAMS group to jointly deliver the removal of RO and WWTP infrastructure.  NTC was responsible for the land based scope and TAMS for the offshore. The core works involved the removal of 5 intake and outfall lines, with the largest being 2.3km long along with concrete slabs and other onshore infrastructure. The works included:

• Removal and Disposal of Anchor Blocks
• Pulling, cutting and removal of HDPE Pipelines
• Concrete Cutting of 600mm deep Concrete
• Removal of Large Concrete Slab
• Recycling of all HDPE pipework

A large 600mm thick concrete slab was previously constructed for the temporary RO plant and consisted of an extremely high level of reinforcing and high strength concrete.
It was decided to use a large concrete saw capable of this size to cut the slab into manageable blocks ready for disposal.

NTC was awarded the contract for the cultivation of over 120,000 native seedlings to be utilised in the rehabilitation of Thevenard Island. The works included:

• Collection of cuttings from Thevenard Island
• Cultivation of seeds and cuttings
• Hardening off of seedlings in Onslow
• Delivery to island transport

NTC Contracting engaged Workpower’s Wholesale Nursery and Environmental Services team to undertake the technical aspects of cuttings, propagation and support during the hardening off process.

Workpower employs people with disability who work alongside industry professionals, while our disability employment services support people to find and maintain employment in the open labour market.

For more information on the first delivery see below:

From propagation to planting, Thevenard Island sprouts – Workpower

NTC was awarded the repair works for a failed levee wall at the Onslow Salt Mine. This levee had a subsurface spring affecting the integrity of the salt crystaliser. The works included:

• Winning and Hauling Clay Core Material
• Removal of cemented salt
• Installation of a geocomposite grid layer
• Installation of lined panel drains
• Installation of a cuttoff drain with discharge
• Backfill construction of levee using clay core

A very detailed ITP and signoff process was required for these works as they included an intricate design of geocomposite, and panel drains all feeding into a discharge pipeline.

NTC was awarded the airside upgrade works at the Onslow Airport.  Theses works required NTC to undertake major runway and taxiway works in a live airport environment. The works included:

• Removal of an old Taxiway and full reconstruction of a replacement
• Profiling and Asphalting an old Taxiway to new profiles
• Installation of a Pavement Preservation Treatment
• Re-line marking of all runways and taxiways
• Removal and re-installation of a fuel resistant seal
• Batter repair and stabilisation including rock pitching

Undertaking major works around a live airport was a new scope for NTC to undertake. All works were managed to a defined Method of Works plan that was verified and approved by CASA.

NTC was awarded the second phase of the Ocean View Caravan Park Upgrade.  Theses works required NTC to complete all works through Cyclone season in line with being complete for the start of the tourist Season. The works included:

• New Ablutions Block
• New workshop
• Full Sewer upgrade
• Full Stormwater Upgrade
• Power design and installation for all bays
• Demolition of all old buildings
• Road construction and asphalting