GB2219326B - Underground support arch - Google Patents

Underground support arch

Info

Publication number
GB2219326B
GB2219326B GB8813257A GB8813257A GB2219326B GB 2219326 B GB2219326 B GB 2219326B GB 8813257 A GB8813257 A GB 8813257A GB 8813257 A GB8813257 A GB 8813257A GB 2219326 B GB2219326 B GB 2219326B
Authority
GB
United Kingdom
Prior art keywords
support arch
underground support
underground
arch
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB8813257A
Other versions
GB8813257D0 (en
GB2219326A (en
Inventor
A H Briggs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Steel PLC
Original Assignee
British Steel PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Steel PLC filed Critical British Steel PLC
Priority to GB8813257A priority Critical patent/GB2219326B/en
Publication of GB8813257D0 publication Critical patent/GB8813257D0/en
Publication of GB2219326A publication Critical patent/GB2219326A/en
Application granted granted Critical
Publication of GB2219326B publication Critical patent/GB2219326B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Lining And Supports For Tunnels (AREA)
GB8813257A 1988-06-04 1988-06-04 Underground support arch Expired - Fee Related GB2219326B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8813257A GB2219326B (en) 1988-06-04 1988-06-04 Underground support arch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8813257A GB2219326B (en) 1988-06-04 1988-06-04 Underground support arch

Publications (3)

Publication Number Publication Date
GB8813257D0 GB8813257D0 (en) 1988-07-06
GB2219326A GB2219326A (en) 1989-12-06
GB2219326B true GB2219326B (en) 1991-10-30

Family

ID=10638084

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8813257A Expired - Fee Related GB2219326B (en) 1988-06-04 1988-06-04 Underground support arch

Country Status (1)

Country Link
GB (1) GB2219326B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2240353A (en) * 1990-01-25 1991-07-31 British Steel Plc Underground support arch.

Also Published As

Publication number Publication date
GB8813257D0 (en) 1988-07-06
GB2219326A (en) 1989-12-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920604