Locally Owned & Established 1970's

Earthmoving & Quarry Supplies in Mackay QLD 4740

CJD Civil Contractors

Earthmoving, Marine Revetment Work, Demolition & Quarrying.

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Quarry Products & Earthmoving

Operating since the 1970's, CJD Investments has been providing clients in Mackay and surrounds with quality earthmoving, construction and mining works. We take great pride in our standard of work, offering our clients an array of services and products which includes:


From excavators to loaders, skid steers and tipper trucks, we’re able to provide wet and dry hire for projects of all sizes. Give us a call today to request a quote!


From excavators to loaders, skid steers and tipper trucks, we’re able to provide wet and dry hire for projects of all sizes. Give us a call today to request a quote!

Call Us Today
Excavators Digging Rocks — Earthmoving & Quarry Supplies In Mackay, QLD
  • Major Marine Breakwater Construction — Earthmoving & Quarry Supplies In Mackay, QLD

    North Queensland leaders in Major Marine Breakwater construction

  • Rock Interlocking Style — Earthmoving & Quarry Supplies In Mackay, QLD

    Our own interlocking system with the experience and knowledge to produce perfect results

  • Our Fleet Of 90 Machines And Equipment — Earthmoving & Quarry Supplies In Mackay, QLD

    Our fleet of 90 machines and equipment guarantees we can service any Major project in North Queensland

  • Excavator Besides The Coast — Earthmoving & Quarry Supplies In Mackay, QLD

    50yrs working locally in Mackay Region

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Licensed & Qualified Team

Our dedicated team are fully licensed and trained in an array of services. With more than 50 years of industry experience, we are the leaders in breakwater and seawall construction, providing unique interlocking methods using armour rocks that weigh up to 50 tonnes. 


We don’t just service commercial and industrial clients, our quarry storage also has a large range of landscaping supplies such as sand, mulch and soil – perfect for any home garden. For more information on the type of work we do, visit our projects page or give us a call today.

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Earthmoving Contractors — Earthmoving & Quarry Supplies In Mackay, QLD

We can assist in the construction of residential properties, car parks, roadworks and much more. Choose from wet or dry hire with an array of machinery to suit all types of construction projects.

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Asbestos Removal From Roof — Earthmoving & Quarry Supplies In Mackay, QLD

Asbestos removal must be conducted by licensed removalists who can get the job done safely and quickly. Don’t put your health at risk. Get in touch with CJD Investments for experienced asbestos removal.

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Marine Rockwall — Earthmoving & Quarry Supplies In Mackay, QLD

We are experts in constructing breakwater and seawalls that can withstand nature’s natural forces. Using tried and tested interlocking methods and industrial machinery, we can tackle projects of all sizes.

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Quarry Products — Earthmoving & Quarry Supplies In Mackay, QLD

We also manage Mt Bassett Quarry in Mackay, supplying high-quality aggregates, road base, crusher dust and various rocks suitable for all types of construction. All products are Main Roads approved and available at wholesale prices.

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Stone Pathway In Garden — Earthmoving & Quarry Supplies In Mackay, QLD

Find a comprehensive range of landscaping supplies including sand, topsoil, builders mixes, decorative pebbles and more. Transform your property and make your home the envy of the neighbourhood!

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Water Spraying Out Of Trucks — Earthmoving & Quarry Supplies In Mackay, QLD

With more than 50 years of industry experience, we have worked on various large-scale commercial and industrial projects. Browse through our projects page to see what we have done for past clients.

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