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A hull maintenance technician using a cutting torch aboard the USS Nimitz. Hull maintenance technician (abbreviated as HT) is a United States Navy occupational rating.. Hull maintenance technicians plan, supervise, and perform tasks necessary for fabrication, installation and repair of all types of shipboard structures, plumbing, sheet metal fabrication, carpentry and piping systems; organize ...
They also train others onboard in shipboard firefighting and repairing of damage to its structure. They are also involved with the engineering watches and associated duties, since it is an engineering rating. DCs assigned ashore are responsible for the maintenance and repairs to facility structures and Coast Guard–owned housing units.
A United States Navy damage controlman practices pipe-patching techniques. The USS Nevada is shown temporarily beached and burning after being hit by Japanese bombs and torpedoes on December 7, 1941. In navies and the maritime industry, damage control is the emergency control of situations that may cause the sinking of a watercraft. Examples are:
The US Navy during World War II had the TDC, which was the only World War II-era submarine torpedo fire control system to incorporate a mechanical rangekeeper (other navies depended on manual methods). There were also rangekeeping devices for use with surface ship-launched torpedoes.
—NAVAIR 01-45AAE-1, NATOPS Flight Manual, Navy Models A-7C, A-7E Aircraft [5] However, [this manual] is not a substitute for sound judgment. Compound emergencies, available facilities, adverse weather or terrain, or considerations affecting the lives and property of others may require modification of the procedures contained herein.
Fire Controlman 2nd Class Anthony Ferretti performs maintenance on a close-in weapon system for a live-fire exercise aboard the guided-missile destroyer USS Arleigh Burke. According to the official history documented by the U.S. Navy, the fire controlman rating was established in 1941, when it was split off from the gunner's mate rating. It was ...
The equations implemented in the angle solver can be found in the Torpedo Data Computer manual. [40] The Submarine Torpedo Fire Control Manual [41] discusses the calculations in a general sense and a greatly abbreviated form of that discussion is presented here. The general torpedo fire control problem is illustrated in Figure 2.
The Bluejacket's Manual is the basic handbook for United States Navy personnel. First issued in 1902 to teach recruits about naval procedures and life and offer a reference for active sailors, it has become the "bible" for Navy personnel, providing information about a wide range of Navy topics. The current edition is the 26th, published in 2023.