In the event of a submarine disaster can be used to rescue people from the depth up to 3500 feet.

A deep-submergence rescue vehicle (DSRV) can be used to rescue people from the depth up to 3500 feet.

A deep-submergence rescue vehicle (DSRV) is a type of deep-submergence vehicle used for rescue of downed submarines. While DSRV is the term most often used by the United States Navy, other nations have different designations for their vehicles too. During the trials, the DSRV also dived successfully up to 666 metres.

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