Meeting new standards in Rail Ballast

In late 2020, Karuah East Quarry met a new milestone as they supplied 40,000 tones of ARTC ballast on time and to spec for the opening of Glencore’s United Wambo mine.

  • Client


  • Sector


  • Location

    United Wambo – Glencore open cut mine

  • Products

    40,000 tonnes of Rail Ballast


Over an eight-week period Hunter Quarries Karuah East produced 40,000t of ARTC compliant Railway Ballast to supply to United Wambo, Glencore Open Cut Mine.

This ballast was used for the mines new railway infrastructure ensuring the infrastructure was delivered on time and on schedule, allowing for the mine to open in 2020 as per their Shareholder commitments.

Key achievements

40,000 tonnes was delivered within the project deadline, whilst we met the needs of our existing customers and their requirements.

A new drainage product was able to be produced to supply our civil contractors.

Due to timeliness of product supply, the mine was operational in 2020 as per shareholder commitments.

This was the first testing, confirming railway ballast produced in the new Karuah East Quarry.

Partner with us on your next project

Contact our specialised team for more information about our products and how we can meet your specifications.

Our Projects

Reef Restoration

Supporting Reef Restoration

After nearly 150 years of oyster habitat loss causing declines in fish number and water quality, Sydney Rock Oyster reef restoration Project aimed to re-establish oyster habitat throughout NSW estuaries.

Wamberal rock emergency

Hunter Quarries engaged in a mammoth task of gaining extension of hours to crush and supplying Class 2 Armour Rock to Central Coast Council to protect coastal erosion.