Personnel entering the sea during overside work rescue requirements.
Response Times
Rescue craft launched within 2 minutes
In position to rescue first casualty within 4 minutes
Up to 4 personnel rescued within 10 minutes
Taken to place of safety within 20 minutes
OTSW Limitations
Maximum wave height: 3.5m
Maximum casualties: 4 personnel
DC lift time: 2 minutes
Note: Speeds can be customized using the input fields above.
OTSW Scenario
Scenario: 4 personnel fall into water during overside work operations.
Alarm raised, DC commences recovery immediately
ERRV starts moving towards incident after 2 minutes
DC completes recovery of all 4 personnel in 10 minutes
DC moves towards ERRV at full speed
Vessels meet, DC lifts to ERRV (2 minutes)
All personnel at place of safety within 20 minutes
Where personnel enter the sea and rescue is timed from the point at which the ERRV is alerted:
a rescue craft shall be launched within two minutes.
a rescue craft shall be in position to rescue the first casualty within four minutes.
up to 4 personnel shall be rescued within 10 minutes and taken to a place of safety within 20 minutes by FRC or DC, to ensure due regard for the care and condition of the casualty.
the safety and well-being of rescued personnel is always the prime consideration.
Beta Version Notice
Important Notice
All calculations are in Beta and are awaiting verification. Any results from these calculations should not be used for real scenarios until verified.
Disclaimer: These calculators are provided as planning tools only. Always consult with qualified personnel and verify all calculations before use in operational scenarios.