SCRB Task 1.3.B

Gravity davits

MMA Method

In order to satisfy NVIC 04-14 Task 1.3.B , MMA students must:

NVIC Method

See NVIC method.

STCW Competence Knowledge, Understanding, and Proficiency

Take charge of a survival craft during and after launch

SCRB-X1.3 Various types of device used for launching survival craft
Condition Behavior Standard

On a Coast Guard examination or in an approved or accepted course,

the candidate describes or selects the answer that describes various types of survival craft launching devices, their ancillary, and their locations.


PSC EXAM The assessment is for both PSC and PSC-Limited.

The assessment may be satisfied by successful completion of a Coast Guard administered examination for a national endorsement as Lifeboatman or Lifeboatman-Limited endorsement or a course approved or accepted to substitute for the Coast Guard examination.

The candidate describes gravity davits including:

  1. Principle of operation;

  2. Limits to use, such as;

    a. maximum list; and

    b. load limits;

  3. General description including;

    a. gripes;

    b. tricing pendants;

    c. davit arms;

    d. floating blocks; and

    e. plate links;

  4. Means to control rate of descent;

  5. General maintenance;

  6. Potential hazards when lowering survival craft;

  7. Potential hazards when recovering survival craft;

  8. Potential hazards when stowing survival craft; and

  9. Proper stowage of survival craft.