6. SHIP MAINTENANCE AND REPAIR. The ship’s crew is responsible for maintenance of the vessel, its engines, and all machinery, within the limits of the vessel’s tools and spare parts and the ability of the crew. Higher echelons of maintenance, including routine overhauls, are requested through higher authority. As a guide to maintenance required of the ship’s crew, all personnel will familiarize themselves with chapter 4, “Keeping Shipshape,” FM 55-130.
Reading edition
ORGANIZATION OF ENGINEER PORT REPAIR SHIP CREW1
+-----------------+ +----------------+ | COMMANDING | | ATTACHED NAVAL | | OFFICER |->| ARMED GUARD2 | | (SHIP’S MASTER) | | ENSIGN | +--------+--------+ | GUNNERS | | | SIGNALMEN | | +----------------+ | +---------------+--------------+ | | | +------------+------------+ | +-----------+-------------+ | DECK SECTION | | | ENGINE SECTION | | · FIRST MATE | | | · CHIEF ENGINEER | | · SECOND MATE | | | · FIRST ASS’T ENGINEER | | · THIRD MATE | | | · SEC’ND ASS’T ENGINEER | | · BOATSWAIN | | | · THIRD ASS’T ENGINEER | | · SHIP’S CARPENTER | | | · MARINE FIREMEN | | · QUARTERMASTER | | | (STEAM VESSEL) | | · SEAMEN | | | · MARINE OILERS | +-------------------------+ | | (DIESEL VESSEL) | | +-------------------------+ | +------------------+--------------+ | | +---------+---------------+ +-----------+-------------+ | OPERATING SECTION | | H’DQ’T’RS SECTION | | · SALVAGE OFFICER | | ADMINISTRATION | | · CHIEF DIVER | | · FIRST SERGEANT | | · MASTER MECHANIC | | · CLERK | | · FOREMAN, MACHINE SHOP | | · ORDERLY | | · DIVERS | | · RADIO OPERATORS | | · DIVERS’ TENDERS | | MEDICAL | | · BLACKSMITH | | · SERGEANT | | · ELECTRIC MOTOR | | MESS & SUPPLY | | REPAIRMAN | | · MESS SERGEANT | | · MECHANICS | | · COOKS | | · DIESEL MECHANIC | | · BAKER | | · RIGGER | | · COOK’S HELPER | | · PIPEFITTER | | · ASSISTANT STEWARDS | | · MACHINISTS | +-------------------------+ | · WELDERS | | · TOOLROOM KEEPER | | · DEMOLITION SPECIALIST | +-------------------------+

Figure 3. Organization chart of engineer port repair ship crew showing functional setup of ship’s personnel.