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St. Helen's

Identification

St. Helen's
Aviva Tower, Commercial Union Tower
110664

Map

Structure in General

skyscraper
existing [completed]
international style

Usages

commercial office

Facts

  • The tower was Britain's first to feature a hung structure.
  • The building's height above ordnance datum (AOD) is 132.5 metres (434 feet).

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More Information

Location

1 Undershaft
EC3P 3DQ
Undershaft
City of London
London
England
United Kingdom

Technical Data

117.90 m
117.90 m
117.90 m
28
1967
1969
1993

Involved Companies

facade supplier, general contractor

1993

GMW Architects
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