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USCGC ''Fir'' (WLB-213) is a ''Juniper''-class cutter of the United States Coast Guard. USCGC ''Fir'' is under the Operational Control (OPCON) of the Commander of the Thirteenth Coast Guard District and is homeported in Astoria, Oregon. ''Fir's'' primary area of responsibility is the coastal waters, river bars and high seas of the Washingtonian and Oregonian coasts. USCGC ''Fir'' conducts heavy lift aids to navigation operations, law enforcement and other missions as directed. ==Construction and characteristics== USCGC ''Fir'' was built by the Marinette Marine Corporation in Wisconsin, launched on 18 August 2003 and commissioned on 8 November 2003.〔"History"' CGC ''Fir'' (WLB-213), U.S. Coast Guard〕 She has a length of , a beam of , and a draft of . ''Fir'' is propelled by two Caterpillar diesel engines rated at 3,100 horsepower, and has a top speed of 16 knots.〔 She has a single controllable-pitch propeller, which along with bow and stern thrusters, allow the ship to be maneuvered to set buoys close offshore and in restricted waters. A dynamic global positioning system coupled with machinery plant controls and a chart display and information system allow station-keeping of the ship with an accuracy of within five meters of the planned position without human intervention.〔 ''Fir'' is also equipped with an oil-skimming system known as the Spilled Oil Recovery System (SORS), which is used in her mission of maritime environmental protection. The cutter has a 2,875 square foot buoy deck area with a crane that is used for servicing large ocean buoys.〔 ''Fir'' is equipped with a dynamic positioning system that utilizes a bow thruster, stern truster and the ship's controllable pitch propellor to hold the ship's position and heading at the push of a button. The dynamic positioning system relies on inputs from the Differential Global Positioning System. In dynamic positioning mode the ship can be driven with a joystick from several locations on the bridge, and from a mobile ship control console.〔〔 The ship recently converted all of its lighted aids to navigation from incandescent to LED lights. ''Fir'' is the first unit in the U.S. Coast Guard to do so.〔(Daily Astorian article about ''Fir'' )〕 As a heavy lift platform ''Fir'' has a 20-ton hydraulic crane, a chain in-haul system and 4 heavy cross-deck winches.〔 ''Fir'' carries two small boats; a cutter boat large (CB-L), specifically designed for law enforcement, and a C.G. Standard Utility Boat (UTL).〔 ''Fir'' is armed with several .50 caliber heavy machine guns, M240 light machine guns, and other small arms for law enforcement and defense operations. In accordance with United States and international law, ''Fir'' is considered an American warship. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「USCGC Fir (WLB-213)」の詳細全文を読む スポンサード リンク
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