Great Lakes Dredge & Dock Other service
Trailing Suction Hopper Dredging
Self-propelled trailing suction hopper dredges for channel improvement and maintenance, beach nourishment and coastal restoration in coastal and ocean waters.
Description
Trailing suction hopper dredges are self-propelled, self-loading dredging ships that load seabed material into a hopper via trailing drag arms and pumps. GLDD's hopper fleet is certified for coastal or ocean waters and suited to busy navigation channels and open-ocean borrow areas.
Key features
- Fleet: Ellis Island, Galveston Island, Amelia Island, Liberty Island, Dodge Island and Padre Island
- Ellis Island: 480 ft (146.3 m) long, 14,800 yd³ (11,315 m³) hopper, 122 ft (37.2 m) nominal digging depth, 28,625 hp (21,346 kW) total installed power
- Liberty Island hopper capacity 6,540 yd³ (5,000 m³)
- Dodge Island and Padre Island hopper capacity 3,600 yd³ (2,754 m³)
Applications
- Navigation channel improvement and maintenance
- Beach nourishment and coastal restoration
Specifications
| Ellis Island length | 480 ft (146.3 m) |
|---|---|
| Ellis Island hopper capacity | 14,800 yd³ (11,315 m³) |
| Ellis Island nominal digging depth | 122 ft (37.2 m) |
| Ellis Island total installed power | 28,625 hp (21,346 kW) |
| Liberty Island hopper capacity | 6,540 yd³ (5,000 m³) |
| Dodge Island / Padre Island hopper capacity | 3,600 yd³ (2,754 m³) |
More from Great Lakes Dredge & Dock
- Subsea Rock Installation (Acadia)
- Cutter Suction Dredging
- Mechanical Dredging
- Rivers, Lakes & Reservoirs Dredging
- Booster Pumping
- Subaqueous Drilling & Blasting (Drillboat Apache)
- Support Fleet: Tugs, Workboats, Multicats & Auxiliary Vessels
- Channel & Port Maintenance and Deepening
- Coastal Protection & Restoration
- Land Reclamation
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