- USCG Icebreaking Tug
The
United States Coast Guard has a class of 140 foot (43 m) icebreaking tugs, with the pennant numbers WTGB 101 through WTGB 109.They can proceed through fresh water ice up to 20 inches (51 cm) thick. They can break ice up to three feet (1 m) thick, through ramming. These vessels are equipped with a system to lubricate their progress through the ice, by bubbling air through the hull.Ships
* (WTGB-101) "Katmai Bay" (Home Port -
Sault Ste. Marie, MI )
* (WTGB-102) "Bristol Bay" (Home Port -Detroit, MI )
* (WTGB-103) "Mobile Bay" (Home Port -Sturgeon Bay, WI )
* (WTGB-104) "Biscayne Bay" (Home Port -St. Ignace, MI )
* (WTGB-105) "Neah Bay" (Home Port -Cleveland, OH )
* (WTGB-106) "Morro Bay" (Home Port -New London, CT )
* (WTGB-107) "Penobscot Bay" (Home Port -Bayonne, NJ )
* (WTGB-108) "Thunder Bay" (Home Port -Rockland, ME )
* (WTGB-109) "Sturgeon Bay" (Home Port - Bayonne, NJ)External links
* [http://www.uscg.mil/datasheet/140wtgb.asp USCG page]
* [http://www.uscg.mil/reserve/magazine/mag1997/aug1997/wtgb.htm USCG Magazine article]
* [http://www.wellandcanal.ca/shiparc/uscg/biscaynebay/bay.htm Welland canal page]
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