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HEIAN MARU
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With a Length of : 155 metres ,and: 11,616 tons, she is the largest wreck in Truk Lagoon.
Built: Osaka Iron Works, 19th of June, 1929
This ship was a passenger and cargo liner, designed for luxury service between Yokohama
and Seattle, which was converted into a submarine depot ship. The Heian Maru was sunk by
a Grumman TBF "Avenger" with a torpedo in the raid on Truk in February 1944.She lies in
the old submarine anchorage. Long Lance torpedoes can be found. Periscopes lie in two
companionways on levels below & aft of the bridge..
The wreck is massive-her port to starboard companion way can only be likened to diving
down the lift shaft of a sky scraper .It would take weeks to fully explore this vessel .Her
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