Salvage
- is the voluntary saving of maritime property from dangers at sea. International Convention on selvage was adopted in 1989.
The possible cases of salvage:
- towing a disabled vessel
- salvage of cargo
- removal of wrecks
- refloating ship grounding off-shore
- refloating ship in sheltered waters
- rescuataing the crew of the wreck ship
Possible ways of Refloating:
- sallyng vessel (раскачивание)
- backing full speed
- pulling with a help of the tug
- dredging and scoiring (вымывание грунта) alongside
- expelling water from the holed compartments
- removal of fuel, water, cargo, stores and spare part
- use of pressed air for flooded compartments
- twisting the ship
- use of oil for calming troubling waters (if theres swell) Factors taken into account while planning the refloating:
- swell
- weather conditions
- surf
- stage of a tide
- loading of the vessel