Monitoring and displacements at Heathrow express terminal 4 station tunnels

A wide variety of instrumentation was deployed during the construction of the sprayed-concrete lined tunnels at Heathrow Express Terminal 4 station. This paper presents data from the in-tunnel displacement monitoring system and for settlements above the tunnels providing data on instrument survival and performance, and an overall summary of the displacements arising from tunnel excavation.(A)

• Availability:
  • Find a library where document is available. Order URL: http://worldcat.org/issn/00168505
• Authors:
  • CLAYTON, C R
  • VAN DER BERG, J P
  • THOMAS, A H
• Publication Date: 2006-6

Language

• English

Media Info

• Pagination: 323-334
• Serial:
  • Geotechnique
  • Volume: 56
  • Issue Number: 5
  • Publisher: Thomas Telford Limited
  • ISSN: 00168505

Subject/Index Terms

• TRT Terms: Continuous structures; Excavation; Ground settlement; Measuring instruments; Motion; Surveillance; Tunnels
• ITRD Terms: 6155: Apparatus (measuring); 9006: Continuous; 5155: Excavation (process); 5483: Movement; 5792: Settlement; 9101: Surveillance; 3374: Tunnel
• Subject Areas: Bridges and other structures; Construction; I50: Construction and Supervision of Construction; I54: Construction of Tunnels;

Filing Info

• Accession Number: 01030334
• Record Type: Publication
• Source Agency: Transport Research Laboratory
• Files: ITRD
• Created Date: Aug 7 2006 1:32PM