Specialised Dredging Solutions

McQuade Marine is an Australian based dredging company with a successful and reputable track record in the Marine Industry for over 55 years. Under expertise spanning three generations of dredging contracts since 1969, McQuade Marine has professional experience and specialty knowledge in navigation channel, river entrance and harbour maintenance dredging, reclamation, beach restoration and artificial reef construction.

McQuade Marine has completed numerous significant projects along with an extensive range of dredging contracts for Local and State Governments, Council Authorities and Developers, as well as privately owned marinas along the South East Australian coastline and islands.

Red and white boat labeled 'Port Frederick' sailing on water with trees in the background and a partly cloudy sky.

Fleet

  • Faucon

    TSHD Faucon

    • Hopper Capacity 350m³

    • Highly maneuverable

    • 3x Propulsion + Twin bow thrusters.

    • Trailing Suction • Bed leveller

    • Over-bow Plunge & Trail Suction

    • Reef Building • Pump Out

    • Bottom Dumping • Side Casting

    • 3D Guidance • RTK

    • Trimble Marine Construction

  • Port Frederick

    TSHD Port Frederick

    • Hopper Capacity 450m³

    • Survey class - Bureau Veritas

    • Twin Z-Drive propulsion azimuth thrusters

    • Z-Drive bow thruster

    • Bottom Dumping • Fire Fighting

    • Towing • 3D Guidance

    • RTK • Teledyne PDS2000

  • GHT1

    GHT1

    Excavation Barge (50 ton)

    • Excels in narrow and shallow waterways

    • 50+ ton deck capacity

    • Spudded Barge

  • GHT2

    GHT2

    Excavation Barge (30 ton)

    • Shallow draft small profile spudded work barge.

  • Hyundai 290LC-9

    Hyundai 290LC-9

    • Long Reach Excavator

    • 3D Guidance • RTK

    • Trimble GCS900

  • "Mud Bus" GHT2B

    "Mud Bus" GHT2B

    • Shallow draft small profile spudded work barge.

  • Yellow boat set up to perform a hydrographic survey with a black Suzuki outboard motor on a dock.

    Survey

    • Quintrex 4.9m 70hp Suzuki

    • 200khz Single Beam - RTK - CeeEcho

  • Komatsu PC450

    Komatsu PC450 - TRIMBLE EW/TMC

    • Long Reach Excavator

    • 3D Guidance • RTK

    • Trimble Marine Construction

    • Trimble Earth Works • Italdraghe Submersible Pump/Cutter Attachment.

  • Komatsu PC450

    Komatsu PC450 - GCS900

    • Long Reach Excavator

    • 3D Guidance • RTK

    • Trimble Marine Construction

    • Trimble GCS900

Technology and Services

  • The dredges and excavators are equipped with high-precision marine Trimble RTK-GNSS systems featuring dual receivers, delivering RTK positioning accuracy to within ±0.1 m. These systems are integrated with industry-leading 3D guidance software and hardware packages, including Teledyne PDS2000, Trimble Marine Construction, Trimble Earthworks, and GCS900, ensuring optimal control and efficiency in marine operations.

  • Dredging presents some of the most demanding conditions encountered on the open ocean. Through years of hands-on experience, we’ve developed unmatched expertise in shallow water dredging, bed levelling, hydraulic excavation, material transport, and geo-textile container placement. Our proven capabilities ensure precision, safety, and efficiency across every stage of marine operations.

  • McQuade Marine is committed to continuous improvement in both operational efficiency and technical precision. We actively stay ahead of evolving industry standards and emerging technologies to ensure our clients receive the highest quality outcomes—delivered reliably and in the shortest possible timeframe.

  • McQuade Marine delivers optimal outcomes for our clients by collecting high-resolution bathymetric data using advanced hydrographic survey equipment. In-house surveys are conducted throughout the duration of each contract, with data uploaded to our dredge guidance software. This integrated approach enables precise volume calculations and targeted material removal, ensuring maximum efficiency and accuracy across all dredging operations.

  • With a proven track record of receiving environmental awards for previous dredging contracts, McQuade Marine is deeply committed to upholding the highest standards of environmental care. As a responsible dredging contractor, we engineer and implement targeted strategies that actively reduce ecological impact—ensuring our operations protect and preserve marine environments for future generations.