Tunnel lining; Representative ring of 11ft 6in tunnel lining segments from London Bridge station, 1888 - 1924

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Main details

Main details for this item.

Reference number	1999/4235 part 0
Description	London's first deep-level tube tunnels were built using curved iron segments such as these, one segment at a time, through the London clay. When bolted together they formed self-supporting circular lining rings.
Collection	Infrastructure
Object type	Tunnel lining
Location	Acton Depot
Completeness	100% 100% ?

• Physical description

  Dimensions

  Attribute	Value
  Width	510mm

  Item content

  Attribute	Value
  Inscription	B

  Design

  Attribute	Value
  Material	Cast iron

• People involved

  Role	Person(s) involved
  Commissioner	C&SLR, 1888 - 1924

• Associated companies, people and places

  Company

  Attribute	Value
  Line	Northern line,