CONCRETE IN THE VERRAZANO-NARROWS BRIDGE

ICE IS USED IN CONCRETE MIX TO REDUCE THE MAXIMUM INTERNAL TEMPERATURES IN THE MASS CONCRETE OF BRIDGE ANCHORAGES. THE EFFECT OF VARYING AMOUNTS OF ICE ON THE INITIAL CONCRETE PLACING TEMPERATURE IS SHOWN. SOME DATA IS GIVEN ON THE MAXIMUM ACHIEVED INTERNAL TEMPERATURES / 150 AND 110 F /, AND THE VARIATION OF TEMPERATURE WITH TIME AND AMBIENT TEMPERATURES. THE EFFECT OF THE USE OF ICE IN THE BRIDGE PAVEMENT CONCRETE IS DISCUSSED. A NOVEL TYPE OF CONCRETE PAVEMENT FOR BRIDGES IS DESCRIBED. THE DIFFICULTIES OF CONTROL OF THE SURFACE OF THE PAVEMENT ON A FLEXIBLE STRUCTURE ARE EXPLAINED AS WELL AS THE METHOD USED TO SOLVE THIS PROBLEM.

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  • Supplemental Notes:
    • Paper sponsored by Committee on Construction Practices--Structures and presented at the 45th Annual Meeting. Distribution, posting, or copying of this PDF is strictly prohibited without written permission of the Transportation Research Board of the National Academy of Sciences. Unless otherwise indicated, all materials in this PDF are copyrighted by the National Academy of Sciences. Copyright © National Academy of Sciences. All rights reserved.
  • Authors:
    • Gray, Nomer
  • Publication Date: 1967

Media Info

  • Media Type: Digital/other
  • Features: Figures; Tables;
  • Pagination: pp 15-23
  • Monograph Title: Concrete construction
  • Serial:

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Filing Info

  • Accession Number: 00212389
  • Record Type: Publication
  • Files: TRIS, TRB
  • Created Date: Jun 9 1994 12:00AM