Hard rock quarry machinery producing products

Quarry Materials & Supplies

TMR-certified operation, supplying road-base & padmix products, aggregates & crusher dust, ballast and rock to the Wide Bay area and beyond.

McIlwraith Quarry is a locally owned and operated hard rock Quarry located 8km from Gin Gin and 53km from Bundaberg. We are a TMR Certified Operation, supplying quality gravel products to the Wide Bay Region.

Leading supplier of Quarry materials

McIlwraith Quarry is a leading supplier of Quarry Materials in the Wide Bay Region. Our materials are perfect for a wide variety of applications, including concrete, asphalt, driveways, shed pads, and railways.

Following stringent testing procedures, we ensure that quality is maintained throughout our entire product range, which includes road-base & padmix products, aggregates & crusher dust, and ballast & rock products. We also offer delivery on our products to the Wide Bay area and beyond.

Our full range includes:

  • Concrete Aggregate Screenings: 7mm, 10mm, 14mm, 16mm, 20mm
  • Unspecified Screenings: 7mm, 10mm, 14mm, 16mm, 20mm
  • Road-base: 2.1 / CBR80, 2.3 / CBR45, 2.5 / CBR15
  • Crushed Overbuden
  • Padmix / CBR15
  • Maintenance Gravel
  • Crusher Dust
  • Topsoil
  • Ballast: Minus 75
  • Rock: Minus 150, Minus 500
  • Various other Rock and Ballast made to order 

Quality Assurance

McIlwraith Quarry has been assessed and approved by the Department of Transport and Main Roads, as a Registered Supplier. 

McIlwraith Quarry has implemented a Quality Assurance Policy including stringent testing regimes of finished products to ensure the quality of our products is consistent and maintained. 

Hand scooping up roadbase and padmix at quarry

Road-base & Padmix products

McIlwraith Quarry is a Registered Quarry with the Department of Transport and Main Roads and specialises in producing pavement material for large-scale civil projects and roads from within the Wide Bay region. All Roadbase products are produced onsite, and tested as per TMR testing schedule requirements. 

Road-base & padmix products: 

  • Roadbase: 2.1 / CBR80
  • Roadbase 2.3 / CBR45
  • Roadbase  2.5 / CBR15
  • Class 1A Fill
  • Padmix and Maintenance Gravel

Our 40mm padmix and maintenance gravel is a CBR15 product and is a popular choice for local roads, building and construction projects and driveways.

Hand holding a small pile of crusher dust

Aggregates & Crusher Dust Range

Our qualified Quarry Operators produce quality Aggregates, Screenings and Crusher Dust suited for use in concrete, on building sites, and for a variety of other commercial and residential uses.

Aggregates:

  • 7mm
  • 10mm
  • 14mm
  • 20mm

Crusher Dust

Should we not have the required product on site, our Screening and Crushing Plants can produce high-strength crushed rock to suit any specification.

Ballast rock in hand hovering above large pile of material

Ballast & Rock Products

McIlwraith Quarry produces a variety of specified and general Ballast and Rock Products suitable for a variety of projects including railways, highway construction, and residential and rural projects.

Our ballast & rock products include:

  • Railway Ballast
  • Drainage Rock
  • Minus 150 rock
  • Minus 300 rock
  • Minus 500 rock
Large truck taking hard rock from quarry to delivery site

Delivery to the Wide Bay area & beyond

McIlwraith Quarry can deliver to any location within the Wide Bay Area and beyond. 

We have a fleet of modern trucks and trailers ranging in carrying capacity from 12-tonne to 39-tonne.