TTC REPLACES VIADUCT BEAMS BY DRILLING HOLES THROUGH ROADWAY ABOVE

The paper reports how the Toronto Transit Commission successfully replaced four 9 t precast concrete beams on the subway under the Bloor Viaduct by drilling holes through the roadway above and lowering and raising the beams by two mobile cranes.

• Corporate Authors:

  Southam Business Publications Limited

  1450 Don Mills Road
  Don Mills, ONo,   Canada 
• Authors:
  • Hancock, N
• Publication Date: 1978-4

Media Info

• Pagination: p. 44-45
• Serial:
  • Engineering and Contract Record
  • Volume: 91
  • Issue Number: 4
  • Publisher: Southam Business Publications

Subject/Index Terms

• TRT Terms: Beams; Bridges; Concrete; Concrete bridges; Construction; Maintenance; Rapid transit; Repairing; Roads; Subways; Viaducts
• Identifier Terms: Toronto Transit Commission
• Uncontrolled Terms: Concrete beams
• Old TRIS Terms: Beams and girders; Bridge repairs; Viaduct beams
• Subject Areas: Bridges and other structures; Construction; Highways; Maintenance and Preservation; Public Transportation;

Filing Info

• Accession Number: 00180331
• Record Type: Publication
• Source Agency: Engineering Index
• Files: TRIS
• Created Date: Oct 12 1981 12:00AM