20. Working on deck or in cargo spaces
20.1. General provisions
20.1.1. All national and international requirements relating to the equipment used
should be observed. However, when the ship is not subject to such requirements, they
may nevertheless serve as useful guidance.
20.1.2. Reference should also be made to the chapters concerning special types of
ships, where relevant.
20.1.3. All operations should be under the control of a responsible officer or
experienced seafarer who should provide instruction and draw attention to any possible
hazards associated with the operation.
20.1.4. No work should be started in adverse weather conditions.
20.1.5. If any operation is likely to involve a degree of risk to the safety and
health of seafarers, it should be conducted only under the "permit-to-work" system (see
20.1.6. When seafarers are to work on deck while a ship is at sea, a responsible
person should authorize such work.
20.2. Cargo operations1
20.2.1. The following section applies to seafarers only to the extent that they are
permitted to perform such cargo operations under applicable local regulations and/or
20.2.2. This section outlines general considerations for cargo operations. For
additional information on cargo operations on specific types of ships, reference should
be made to Chapter 24. The guidance provided in Chapters 1-19 and 21-23 should also
be followed, where applicable.
20.2.3. National and international requirements should be complied with.
Requirements of the port where cargo operations take place should also be complied
with and should be made known to seafarers, as appropriate.
1 The ILO Code of Practice on Safety and Health in Dock Work, which goes into much greater
detail on safety requirements and equipment specifications for cargo handling equipment, especially
equipment used on general cargo ships, should be used in conjunction with this code.