Safety Procedures & Emergency Response Flashcards
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Read the first 7 Safety Procedures & Emergency Response flashcards as text
When conducting an abandon ship drill, how often must these drills be held according to SOLAS?
Answer: Once per month
SOLAS requires abandon ship and fire drills to be held at least once a month on vessels engaged on international voyages.
What is the purpose of a painter line attached to a liferaft?
Answer: To connect the raft to the ship and allow the hydrostatic release to work
The painter line connects the liferaft to the ship so that as the vessel sinks, tension on the painter activates the hydrostatic release mechanism, inflating and freeing the raft.
Which signal is used to summon crew members to their emergency stations?
Answer: Seven or more short blasts followed by one long blast on the ship's whistle
The general emergency alarm is seven or more short blasts followed by one long blast on the ship's whistle and/or the internal alarm system.
A CO2 fixed fire suppression system has been activated in the cargo hold. When is it safe to re-enter?
Answer: Only after the space has been ventilated and tested with a gas detector
Re-entry into a CO2-flooded space is only permitted after thorough ventilation and confirmation by an approved gas detector that oxygen levels are safe.
What does a 'man overboard' drill primarily practice?
Answer: Vessel maneuvering, crew mustering, and recovery operations
Man overboard drills practice the entire response sequence including vessel maneuvers such as the Williamson Turn, crew mustering, and deploying recovery equipment.
What is the function of a hydrostatic release unit (HRU) on a liferaft?
Answer: It automatically releases the liferaft when submerged to a depth of 1.5-4 meters
An HRU automatically releases the liferaft from its cradle when the vessel sinks to a depth of 1.5 to 4 meters, allowing the raft to float free and inflate.
When using an EPIRB manually, what must the operator do to activate it?
Answer: Remove the protective cap and extend the antenna, then switch to ON
Manual EPIRB activation requires removing the protective cap, extending the antenna, and switching the unit to the ON or MANUAL position.