Master Diver Responsibilities

6-32 Change A U.S. Navy Diving Manual—Volume 2 6-9.4 Master Diver. 6-9.4.1 Master Diver Responsibilities. The Master Diver is the most qualified person to supervise air and mixed-gas dives (using scuba and surface-supplied diving equip- ment) and recompression treatments (Figure 6-17). He is directly responsible to the Commanding Officer, via the Diving Officer, for the safe conduct of all phases of diving operations. The Master Diver manages preventive and corrective mainte- nance on diving equipment, support systems, salvage machinery, handling sys- tems, and submarine rescue equipment. Training and requalification of divers attached to the command is conducted by the Master Diver, who also ensures that divers are trained in emergency procedures. The Master Diver recommends to the Commanding Officer, via the Diving Officer, which enlisted divers are qualified to serve as Diving Supervisors. The Master Diver oversees the efforts of the Div- ing Supervisor and provides advice and technical expertise. If circumstances war- rant, the Master Diver shall relieve the Diving Supervisor and assume control of the dive station. In the absence of a Diving Officer, the Master Diver can assume the duties and responsibilities of the Diving Officer. 6-9.4.2 Master Diver Qualifications. The Master Diver has completed Master Diver evaluation course (CIN A-433- 0019) successfully and is proficient in the operation of Navy-approved under- water breathing equipment, support systems, and recompression chambers. He is also trained in diagnosing and treating diving injuries and illnesses. The Master Diver is thoroughly familiar with operating and emergency procedures for diving systems, and possesses a working knowledge of gas mixing and analysis, computations, salvage theory and methods, subma- rine rescue procedures, towing, and underwater ship husbandry. The Master Diver shall possess a comprehensive knowledge of the scope and application of all Naval instructions and publica- tions pertaining to diving, and shall ensure that logs and reports are main- tained and submitted as required. 6-9.5 Diving Supervisor. While the Master Diver is in charge of the overall diving operation, the Diving Supervisor is in charge of the actual diving operation for a particular dive or series of dives. Diving operations shall not be conducted without the presence of the Diving Supervisor. Figure 6-17. Master Diver Supervising Recompression Treatment.