Canada–Nova Scotia Offshore Area Occupational Health and Safety Regulations — 171
Dive project plan 171 (1) Every dive contractor must, in respect of each dive project for which it exercises direction or control over the diving operations, in consultation with the dive safety specialists for the project and, as the case may be, the installation manager referred to in section 198.2 of the Act or the offshore construction manager and dive vessel master, establish, maintain and implement a written dive project plan that sets out, in detail, all operational and safety elements of the proposed dive project, including (a) a description of each dive to be carried out that includes an indication of (i) the diving technique to be used, (ii) the tasks to be carried out, (iii) any specialized equipment to be used, (iv) the estimated and maximum time to be spent at each depth, (v) the number of divers involved, and (vi) the hours each diver will be expected to work, including the frequency and duration of their breaks; (b) the composition of the dive team and the qualifications and any specialized training required of its members; (c) the hierarchy of command for the project; (d) a list of legislation, standards and codes of practice that are applicable to any aspect of the dive project; (e) a list of all vessels to be used in the dive project, including rescue vessels to be on standby; (f) the decompression tables to be used; (g) the types of equipment, including personal protective equipment, that are to be worn or used by members of the dive team and the quantity of each that is required to ensure sufficient availability for standby divers; (h) procedures, approved by a specialized dive physician, for carrying out the medical checks referred to in paragraphs 172 (2)(b) and (3)(b); (i) schematic diagrams indicating, for each vessel to be used, the distance at various depths from a diver to the vessel’s propulsion system components and other hazards to the diver and their umbilical, as well as the corresponding safe umbilical lengths; (j) a description of the diving system and any dynamic positioning equipment to be used; (k) a description of the potential failure modes of the diving system and any dynamic positioning equipment to be used, the consequences of such failures and the mitigation measures to be taken, including an indication of which of the system’s or equipment’s components require redundancy, as determined on the basis of a failure modes and effects analysis; (l) schedules for inspecting the diving system and its components and the positions of those responsible for carrying out those inspections; (m) a description of all subsea lifts planned; (n) the means of communication to be used among members of the dive team and employees on the bridge, at the dive control station and at the dynamic positioning control station, and to support the provision of medical and emergency response services, including secondary means to be used in the case of a failure of the primary means or a loss of power, and procedures to be followed in the case of a total loss of communication; (o) a copy of the emergency response plan developed in respect of the workplace under section 18 ; (p) the method by which the dive project plan is to be communicated to the dive team and any other persons who may be affected by the plan; (q) procedures for managing any changes that require deviation from the plan; and (r) any other information that is necessary to plan for safe diving operations. Dive team (2) For the purpose of paragraph (1)(b), the composition of the dive team must be determined having regard to the risk assessment carried out in accordance with the occupational health and safety program and that team must include (a) no fewer than two dive supervisors on shift at the dive control station at all times during a dive, with the exception of breaks, during which one supervisor may be replaced at the dive control station by another competent person; (b) sufficient dive support personnel to support the divers and operate and main