NVIC Method

Show NVIC method.

STCW Competence Knowledge, Understanding, and Proficiency

Apply occupational health and safety precautions

ABE-C4.1 Working knowledge of safe working practices and personal shipboard safety including working in enclosed spaces

Condition Behavior Standard

On a vessel or in a laboratory or workshop, given the indicated equipment,

the candidate demonstrates knowledge of the identifying characteristics of an enclosed space.


The candidate describes the characteristics of an enclosed space, including:

  1. Limited openings for entry and exit
  2. Unfavorable natural ventilation; and
  3. Not designed for continuous worker occupancy, and
  4. Provides examples, including:

    a. Cargo spaces

    b. Double bottoms

    c. Fuel tanks

    d. Ballast tanks

    e. Pump-rooms

    f. Compressor rooms

    g. Cofferdams

    h. Void spaces

    i. Duct keels

    j. Inter-barrier spaces

    k. Engine crankcases; and

    l. Sewage tanks.

MMA Method

In order to satisfy NVIC 18-14 Task 10.6.A , MMA students must: