Marine Civil Breakwater Contractors

Marine Civil Contractors in Mackay QLD 4740

Breakwater & Seawalls

Operating since the 1970's, CJD Investments are experts in marine infrastructure works, building durable and resistant breakwater and seawalls across the Northern and Central Queensland coastline. Our unique interlocking method and placement structure is tried and tested against the harshest conditions. 


We can supply armour rocks of all sizes up to 50 tonnes and create tailored designs that is suitable for your unique requirements. You can also find a wide range of quarry products at our store, including aggregates, road bases, crusher dust and much more.


For experienced and knowledgeable marine civil contractors – get in touch with the team at CJD Investments today.

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Emergency Repairs

Unfortunately, North and Central Queensland is no stranger to severe storms and cyclones. If you require emergency repairs for breakwater, seawalls or any other marine infrastructure, we’re here to help. We make sure to always have an emergency stockpile of armour rock, ready to tackle damages of all sizes. Our emergency response crew are highly experienced and qualified, utilising our large fleet of machinery which includes 5 to 90 tonne excavators, dump trucks, water trucks and much more.


To request a quote for your next marine infrastructure project, or to enquire about emergency repairs, give CJD Investments a call today.

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