Details are given of the 5.6km long extension of the Piccadilly line tube from Hounslow west to the center of Heathrow airport, scheduled to be opened in 1976. The construction work in progress in in three parts: the cut-and-cover section from Hounslow west to a new station at Hatton Cross on the airport perimeter, the mainly deep tube section from Hatton Cross to Heathrow central, and the terminal station at Heathrow central. Construction is mainly of secant pile wall type with some reinforced concrete boxes, and open cut where the line rises to cross the river Crane over a reinforced concrete bridge. Mention is made of the special track deck used in the covered way between Hounslow west and Parkway, which is mounted on 102mm thick rubber bearings. Costs are quoted. /TRRL/

  • Availability:
  • Corporate Authors:

    IPC Building and Contract Journals Limited

    32 Southwark Bridge Road
    London SE1 9EX,   England 
  • Publication Date: 1973-3-22


  • English

Media Info

  • Features: Figures; Photos;
  • Pagination: p. 22-24
  • Serial:
    • Volume: 252
    • Issue Number: 4881
    • Publisher: Reed Business Information, Limited
    • ISSN: 0010-7859

Subject/Index Terms

Filing Info

  • Accession Number: 00082788
  • Record Type: Publication
  • Source Agency: Transport and Road Research Laboratory (TRRL)
  • Files: ITRD, TRIS
  • Created Date: Jul 2 1975 12:00AM