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. [Illustration: ORGANIZATION OF ENGINEER PORT REPAIR SHIP CREW[1] [1] See T/O & E 5-500 +-----------------+ +----------------+ | COMMANDING | | ATTACHED NAVAL | | OFFICER |->| ARMED GUARD[2] | | (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 |