Drag Arm
AssemblyThe articulated suction pipe lowered over the ship side to trail along the seabed, ending in a draghead whose teeth and jets break up the soil ahead of the suction mouth. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Drag Arm
7 top-level lines as of r49913| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Suction Pipe | dredger-ship-suction-pipe | 1× | 1 | · | part |
| 2 | Draghead 4 parts | dredger-ship-draghead | 1× | 1 | 0 | assembly |
| 3 | Jet Nozzle | dredger-ship-jet-nozzle | 24× | 24 | · | part |
| 4 | Arm Gantry 4 parts | dredger-ship-arm-gantry | 1× | 1 | 0 | assembly |
| 5 | Swell Compensator | dredger-ship-swell-compensator | 1× | 1 | · | part |
| 6 | Arm Joint | dredger-ship-arm-joint | 4× | 4 | · | part |
| 7 | Oil Seal | oil-seal | 8× | 8 | · | part |