Backhoe Dredgers
Environmentally responsible and strong
Rohde Nielsen’s backhoe dredgers are powerful and very efficient production units working in environmentally responsible ways that take the surroundings as well as the crew on board into consideration.
All of our backhoe dredgers are supplied with highly technical and very efficient dredging equipment.
Backhoe Dredgers
- Mjølner R
- Gungner R
Mjølner R
Download specifications- Bucket size
- 3.5-16m3
- Length overall
- 51.50m
- Breadth
- 17.00m
- Draught
- 1.80m
- Depth
- 3.00m
- Dredging/Installation depth
- 22.00m
Gungner R
Download specifications- Bucket size
- 5.4-11m3
- Length overall
- 54.88m
- Breadth
- 15.25m
- Draught
- 1.82m
- Depth
- 3.35m
- Dredging/Installation depth
- 20.00m
Selected Projects
Cockburn Sand Supply
Explore Project
Purpose:
Supplying of shell sand, dredged from a specific area, offshore at Owen Anchorage, West Australia….
- Location:
- Owen Anchorage, Western Australia
- Scope:
- 1,500,000 m³ annually
- Client:
- Cockburn Cement Ltd.
- Year:
- 2018-2030
Lillebælt Old Bridge
Explore Project
Purpose:
Installation of 2,100 tons of rock intended for erosion protection…
- Location:
- Lillebælt (DEN)
- Scope:
- 2,100 ton of rocks
- Client:
- BaneDanmark Infrastruktur
- Year:
- 2023
Courseulles offshore wind farms
Explore Project
Purpose:
Installation of 82 pcs of rock beds approx. 13×18 m. at 24 locations…
- Location:
- Courseulles (FRA)
- Scope:
- 62,000 ton of rocks
- Client:
- Saipem S.A.
- Year:
- 2023
Ostsee Anbindungs-Leitung Project
Explore Project
Purpose:
Construction of an offshore 48” diameter pipeline…
- Location:
- Baltic Sea (GER)
- Scope:
- 2,000,000m3
- Client:
- Gascade Gastransport GmbH
- Year:
- 2023-2024
Vesterhav offshore wind farms
Explore Project
Purpose:
Installation of protective layer of amour rock on the foundations for the offshore wind farms. …
- Location:
- Vesterhav (DEN)
- Scope:
- 69,000 ton of rocks
- Client:
- Asso Subsea Limited
- Year:
- 2023
Seabed Boulder Removal
Explore Project
Purpose:
Preparation for the arrival of a jackup vessel to repair a wind turbine generator…
- Location:
- Wikinger OWF (GER)
- Scope:
- 22 pcs
- Client:
- Siemens Gamesa
- Year:
- 2023
Bunbury
Explore Project
Purpose:
Maintenance dredging within the Port of Bunbury….
- Location:
- Bunbury, Australia
- Scope:
- 200,000 m³ annually
- Client:
- Southern Ports Authority
- Year:
- 2018-2023
Storstrøm Bridge
Explore Project
Purpose:
Dredging of temporary work channels and other various tasks…
- Location:
- Zealand, Denmark
- Scope:
- 923,000 m3
- Client:
- Storstroem Bridge Joint Venture I/S
- Year:
- 2019-2023
NKT – Noss Head, Scotland
Explore Project
Purpose:
Secure a new power cable by installing a rock berm on top of the cable. …
- Location:
- Near Noss Head, Scotland (GBR)
- Scope:
- 22,000 tons of rock
- Client:
- NKT
- Year:
- 2022
Föhr
Explore Project
Purpose:
The quantity reclaimed was 200,000 m3 through a sinker line…
- Location:
- Föhr, Germany
- Scope:
- 200,000 m3
- Client:
- Landesbetrieb für Küstenschutz
- Year:
- 2022
Hanö
Explore Project
Purpose:
Dredging a 6 km long trench, at water depths differing from -3m to -30m….
- Location:
- Hanö, Sweden
- Scope:
- 3 x 6 km pipes and 6 km cable
- Client:
- NCC Sweden AB
- Year:
- 2022
Baltic Pipe
Explore Project
Purpose:
Strengthening the European internal energy market….
- Location:
- Denmark and Poland
- Scope:
- 1,000,000 m3, 1,000 stones
- Client:
- Saipem Ltd
- Year:
- 2021-2022
Tolmount Pipeline
Explore Project
Purpose:
Clearance of a total of 3,000 boulders has been cleared from the pipeline route…
- Location:
- Tolmount, United Kingdom
- Scope:
- 3,000 Boulders, 50,000 m3 Clay
- Client:
- Saipem Ltd
- Year:
- 2019-2020
Horns Rev 3
Explore Project
Purpose:
Various remediation campaigns at a wind turbine in Horns Rev 3…
- Location:
- Esbjerg, Denmark
- Scope:
- 110,000 m3, 7,000t Rock
- Client:
- Vattenfall Vindkraft Horns Rev 3 P/S
- Year:
- 2019-2020
Borsele Offshore Wind Farm
Explore Project
Purpose:
Dredging of upper siltated sand, expansion of rock bed area and installation of additional rock…
- Location:
- Esbjerg, Denmark
- Scope:
- 25,000 dredged, 40,000 rock installed
- Client:
- Siemens Gamesa
- Year:
- 2019-2020
Klaipeda
Explore Project
Purpose:
About 30,000 m3 of moraine soil needs to be removed and dumped in offshore dumping grounds….
- Location:
- Klaipeda, Lithuania
- Scope:
- 70,000 m3
- Client:
- Klaipeda State Seaport Authority/BMGS
- Year:
- 2020
Sao Luis
Explore Project
Purpose:
Maintenance dredging at Pier 1; Pier 3 North and South; Pier 4 North and South…
- Location:
- São Luís, Brazil
- Scope:
- 5,037,152 m3
- Client:
- Vale SA
- Year:
- 2015-2020
Paldiski
Explore Project
Purpose:
Capital Dredging and securing slope of the Quay number 7….
- Location:
- Paldiski, Estonia
- Scope:
- 600,000 m3
- Client:
- Ports of Tallinn
- Year:
- 2019-2020
Colombo South
Explore Project
Purpose:
800,000 m3 of sand distributed on the beaches Kalutara, Angulana and Mt. Lavinia…
- Location:
- Kalutara, Angulana, Mt. Lavinia, Sri Lanka
- Scope:
- 800,000 m3
- Client:
- Coast Conservation Mgmt. Dept.
- Year:
- 2020
Séte Frontignan
Explore Project
Purpose:
Beach nourishment project to contain erosion and limit the risk of inundations….
- Location:
- Montpellier, France
- Scope:
- 180,000 m3
- Client:
- Sète Agglopôle Méditerranée
- Year:
- 2019-2020
Guyana
Explore Project
Purpose:
A long time charter contract for continuous maintenance dredging in entrance channel…
- Location:
- Berbice river, Republic of Guyana
- Scope:
- 160,000,000 m3
- Client:
- Bauxite Company of Guyana Inc. (BCGI)
- Year:
- 2011- 2020
Kerawalapitiya
Explore Project
Purpose:
Sand mining & pumping for reclamation, and stock piling…
- Location:
- Kerawalapitiya, Sri Lanka
- Scope:
- 3,450,000 m3
- Client:
- Sri Lanka Land Reclamation & Dev. Corp.
- Year:
- 2018-2020
Hanstholm Port
Explore Project
Purpose:
Expansion of Hanstholm Harbor, in addition to further deepening of the existing fairway…
- Location:
- Hanstholm, Denmark
- Scope:
- 280,000 m3 hard lime, 740,000 m3 sand
- Client:
- Per Aarsleff A/S
- Year:
- 2018-2020
Cobra Cable
Explore Project
Purpose:
Trench dredging and backfilling works…
- Location:
- Eemshaven, Netherland
- Scope:
- 4,656,000 m3 or 2,600,000 m3 in 5 sections
- Client:
- Prysmian Power Link, TenneT and Energinet
- Year:
- 2018-2019
KDI, Danish West Coast
Explore Project
Purpose:
A long-term Beach Nourishment contract at the Danish West Coast …
- Location:
- West Coast of Jutland, Denmark
- Scope:
- Between 950,011 m3 and 3,470,335 m3
- Client:
- Danish Coastal Authority
- Year:
- 2012-2019
Caparica Beaches
Explore Project
Purpose:
Dredging 1,000,000m3 of sand available in the access channel to the port of Lisbon…
- Location:
- Almada – Caparica, Portugal
- Scope:
- 1,000,000 m3
- Client:
- APL-Administracão do Porto APA
- Year:
- 2019
Cluster West Adlergrund
Explore Project
Purpose:
Installation of 4 export cables totaling 300 km in length from offshore wind farms…
- Location:
- Lubmin, Germany
- Scope:
- 330,000 m3
- Client:
- Prysmian & 50 Hertz
- Year:
- 2017-2019
Vordingborg Port
Explore Project
Purpose:
Deepening of the shipping channel to 10.4 meters and a width of 70 meters…
- Location:
- Vordingborg, Denmark
- Scope:
- 1,800,000 m3 sand, 1,610,000 of boulder clay
- Client:
- Munck Havne og Anlæg A/S
- Year:
- 2018-2019
Esbjerg Port Rock Bed Construction
Explore Project
Purpose:
Cleaning existing rock beds of 24,000m3 of sand…
- Location:
- Esbjerg, Denmark
- Scope:
- 33,600 m3
- Client:
- Siemens Gamesa Renewable Energy
- Year:
- 2019
Rønne Port
Explore Project
Purpose:
Increasing navigation depth and facilitating quality fill…
- Location:
- Rønne Port, Denmark
- Scope:
- 900,000 m3
- Client:
- Per Aarsleff A/S
- Year:
- 2018-2019
Cairns
Explore Project
Purpose:
Deepening and widening of the harbor and entrance channel located at the Great Barrier Reef Marine Park…
- Location:
- Cairns, Australia
- Scope:
- 750,000 m3
- Client:
- Ports North
- Year:
- 2019
Frederikshavn Port
Explore Project
Purpose:
Increasing navigation depth and facilitating quality fill…
- Location:
- Frederikshavn, Denmark
- Scope:
- 3,220,000 m3
- Client:
- Port of Frederikshavn
- Year:
- 2016-2018
Offshore Thyborøn
Explore Project
Purpose:
installation of 2,500 GSCs (geotextile sand containers) for offshore wind turbines….
- Location:
- Nissum Bredning
- Scope:
- 2,500 GSCs
- Client:
- Siemens Gamesa Renewable Energy
- Year:
- 2018
Nissum Bredning
Explore Project
Purpose:
Floatation channels for offshore installation barges…
- Location:
- Nissum Bredning
- Scope:
- 220,000 m3
- Client:
- Per Aarsleff A/S
- Year:
- 2017
Marawila
Explore Project
Purpose:
Offshore sand mining and beach nourishment…
- Location:
- Marawila, Sri Lanka
- Scope:
- 800,000 m3
- Client:
- Coast Conservation Mgmt. Dept.
- Year:
- 2016-2017
Gold Coast Beaches
Explore Project
Purpose:
Dredging, Rainbowing and Bottom-dumping on the Gold Coast…
- Location:
- Gold Coast, Australia
- Scope:
- 3,000,000 m3
- Client:
- Council of the City of Gold Coast
- Year:
- 2017
Esbjerg Port
Explore Project
Purpose:
1,100,000 cubic meters of sand were dredged to reclaim the land areas behind the quays…
- Location:
- Esbjerg, Denmark
- Scope:
- 1,100,000 m3
- Client:
- Esbjerg Port
- Year:
- 2016-2017
Anchorsholme Outfall
Explore Project
Purpose:
Pre-Pipelay trench dredging works required for the 3.75km Outfall pipe….
- Location:
- Anchorsholme, United Kingdom
- Scope:
- 350,000 m3
- Client:
- J Murphy & Sons Ltd
- Year:
- 2017
Dutch Coast
Explore Project
Purpose:
Beach and foreshore nourishment on the Dutch coast…
- Location:
- Dutch Coastline, The Netherlands
- Scope:
- 10,377,900 m3
- Client:
- Rijkswaterstaat PPO
- Year:
- 2013-2017
NorNed Lowering & Remidial Burial
Explore Project
Purpose:
NorNed Lowering and Remedial Burial using Mass Flow Excavation…
- Location:
- The Netherlands
- Scope:
- 17 km
- Client:
- TenneT TSO B.V.
- Year:
- 2016
Tauranga
Explore Project
Purpose:
Deepening and widening the entrance channel and port of Tauranga…
- Location:
- Tauranga, New Zealand
- Scope:
- 5,300,000 m3
- Client:
- Port of Tauranga Limited
- Year:
- 2015-2016
New Fairway Vordingborg
Explore Project
Purpose:
Design, planning and construction of the new fairway to Vordingborg…
- Location:
- Vordingborg, Denmark
- Scope:
- 220,000 m3, including design and construction
- Client:
- Banedanmark
- Year:
- 2016
Devonport
Explore Project
Purpose:
Maintenance dredging in Devonport, Tasmania…
- Location:
- Tasmania, Australia
- Scope:
- 260,000 m3
- Client:
- Tasmanian Ports Corporation Pty Ltd
- Year:
- 2015
York Development Pipeline
Explore Project
Purpose:
Trench dredging, pre-sweep and backfilling at the East Yorkshire Coast…
- Location:
- East Yorkshire Coast (UK)
- Scope:
- 7 km of trench
- Client:
- Saipem Ltd
- Year:
- 2012
Talk to us about your next project
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