Marine Civil and Dredging​.

Buttrose Earthmovers are constantly evolving and looking for new challenges to broaden our knowledge and experience in the civil industry, with this in mind we have recently branched out into the Marine Civil and Dredging industry. Always looking for safer smarter solutions, to sometimes impossible challenges, makes our story so far, such a success. Delivering innovative solutions with our trusted existing reputation for delivering on time every time. Working closely with our clients, we aim above and beyond the requirements of all our projects.

Our services include but not limited too;
  • Seawall and break water construction
  • Sand replenishment and dune replenishment
  • Boat ramp construction
  • Jetty abutment construction

​Dredging services include but not limited too;
  • Landside dredging with long reach or standard excavators
  • Spud barge mounted long reach excavator
Sea weed removal from marinas, channels and beaches
Silt/reed removal from rivers and dams
​
Our major clients
- Department of Energy and Water (DEW)
- Local councils
- Flinders Ports
- T-Ports
- BluBuilt Constructions

Past project experience 

Shipping channel dredging 

Client
Polaris Marine​
Description
Shipping channel dredging
Location
Eyre Peninsula
Project value
$1.2 Million
Duration
6 months
Works completed
  •  80,000 cubic meters of seabed removed from shipping channel 
  •  Long reach excavator and dump trucks utilised for shore side dredging
  • Barge mounted cutter suctioned dredge mounted to excavator operated up to 1.5kms from shore

Sand Replenishment - Semaphore to West Beach

Client
Department of Energy, Water and Natural Resources
Description
Sand replenishment - Semaphore to West Beach
Location
Semaphore & West Beach
Project Value
$2 Million
Duration
8 Weeks
Works Completed
  • Harvest sand from breakwater and stockpile
  • Hauled sand 16kms from Semaphore to West Beach
  • Spread sand in designated areas at West Beach
  • Total of 100,000 m3 hauled
  • Extensive traffic and pedestrian management plan

Ash storage dam levee bank lift

Client
Alinta Energy
Description
Ash storage dam levee bank lift
Location
Port Augusta
Project Value
$2.2 Million
Duration
8 Months
Works Completed
  •  Levee bank lift 3.2kms 
  • Mined 170,000 cubic meters of fly ash
  • Compacted fly ash to form internal and external levee bank walls
  • Installed Geofabric
  • Crushed 11,000 tonne of rip rap scour at our Port Augusta Quarry. Hauled to work site
  • Placement of 11,000 tonne of 200mm rip rap scour 
  • Placement of concrete filled spill way matting for emergency overflow

Rock Revetment Construction

Client
Blu Built Constructions
Description
Rock Revetment Construction
Location
Onkaparinga River, Port Noarlunga
Project Value
$550,000
Duration
9 weeks
Works Completed
  • Excavate existing river bed floor 1.2m below low tide line 
  • Installation of a 2-layer rock armour bank
  • 9,000 tonne of rock armour hauled to site
  • GPS equipped excavator was used for accurate excavation and subgrade, filter rock verification 

Rock ​Revetment Construction

Client
Blu Built Constructions
Description
Rock Revetment Construction 
Location
Somerton Park
Project Value
$700,000
Duration
2 Months
Works Completed
  • Vegetation removal
  • Dismantling existing rock wall
  • Preparing subgrade for new rock wall
  • Rock testing and rock sorting
  • Placement of geotextile
  • Placement of filter layer
  • Placement of primary armour layer
  • Placement of toe rocks
  • Reinstatement of beach
  • Minor stormwater works