“ST Empire Birch”的意思、由来-开放百科全书

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ST Empire Birch

释义

Description
Career
Official Numbers and Code Letters
Propulsion
References

{{Use dmy dates|date=July 2017}}{{Use British English|date=July 2017}}{{Infobox ship image

Ship image=

Ship caption=
}}{{Infobox ship career

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Ship country=

Ship flag=

Ship class=

Ship name= Empire Birch

Ship ordered=

Ship awarded=

Ship builder=Henry Scarr Ltd, Hessle.

Ship yard number=418

Ship laid down=

Ship launched=9 August 1941

Ship completed=12 December 1941

Ship christened=

Ship acquired=

United Kingdom|civil}} Hull

Ship identification=*UK Official Number 167111

Code Letters BCVM
{{ICS|Bravo}}{{ICS|Charlie}}{{ICS|Victor}}{{ICS|Mike}}

Ship owner=Ministry of War Transport

Ship operator=Ministry of War Transport

Ship commissioned=

Ship recommissioned=

Ship decommissioned=

Ship in service=

Ship out of service=

Ship renamed=

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Ship fate= Struck mine, beached, and sank 10 August 1942

Ship status=
}}{{Infobox ship characteristics

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Header caption=

245}}, {{NRT|229}}

Ship tons burthen=

106|ft|7|in|m|2|abbr=on}}

26|ft|7|in|m|2|abbr=on}}

11|ft|6|in|m|2|abbr=on}}

Ship draft=

177|hp|kW|abbr=on}}.

Ship speed=

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Ship time to activate=

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}}

{{location map|Mozambique|width=304
|lat=-24.75
|long=34.783
|caption=Location of the sinking of Empire Birch off Mozambique.
}}

Empire Birch was a {{GRT|245|link=off}} tug built in 1941 for the Ministry of War Transport (MoWT). In 1942 she struck a mine and sank.

Description

Empire Birch was built by Henry Scarr Ltd, Hessle.^[1] She was yard number 418 and was launched on 9 August 1941 with completion on 12 December.^[2] She was {{convert|106|ft|7|in|m|2}} long, with a beam of {{convert|26|ft|7|in|m|2}} and a draught of {{convert|11|ft|6|in|m|2}}. Her GRT was 245 with a NRT of 229.^[3]

Career

Empire Birch was operated by the MoWT, her port of registry was Hull.^[3] She was the lead ship of the Birch-class tugs.^[4] On 10 August 1942, Empire Birch hit a mine in the Indian Ocean off the coast of Portuguese East Africa {{convert|150|nmi|km}} north of Lourenço Marques ({{coord|24|45|S|34|47|E}}). Although she was beached and abandoned, Empire Birch slid off the beach and sank in deep water.^[1]

Official Numbers and Code Letters

Official Numbers were a forerunner to IMO Numbers. Empire Bermuda had the UK Official number 167111 and the Code Letters BCMV.^[3]

Propulsion

Empire Birch was propelled by a triple expansion steam engine which had cylinders of {{convert|16|in|cm}}, {{convert|26|in|cm}} and {{convert|43|in|cm}} bore by {{convert|30|in|cm}} stroke. It was built by the O D Holmer & Co, Hull.^[3]

References

1. ^¹{{cite book | first = and Sawyer, L A| last = Mitchell, W H | year = 1995| month = | title = The Empire Ships| pages = | publisher = Lloyd's of London Press Ltd| location = London, New York, Hamburg, Hong Kong|isbn=1-85044-275-4}}
2. ^{{csr|register=MSI|id=16560|accessdate=7 November 2009}}
3. ^¹²³{{cite web|url=http://www.plimsollshipdata.org/pdffile.php?name=41a0648.pdf |title=NAVIRES A VAPEUR ET A MOTEURS DE MOINS de 300tx, CHALTIERS, &c |publisher=Plimsoll Ship Data |accessdate=7 November 2009}}
4. ^{{cite web|url=http://www.wellandcanal.ca/shiparc/tugs/thundercape/cape2.htm |title=THUNDER CAPE |publisher=Welland Canal |accessdate=7 November 2009}}

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