REPORT OF COMMITTEE ON HIGHWAY GUARD: TESTS AND STUDIES, 1924-1941

TESTS ON HIGHWAY GUARD ARE OF TWO GENERAL TYPES (1) DEVELOPMENT TESTS OR THOSE LEADING TO THE DEVELOPMENT OR IMPROVEMENT OF A PARTICULAR TYPE OR DESIGN, AND (2) DIFFERENTIATING TESTS IN WHICH SEVERAL TYPES OR DESIGNS ARE CHECKED AGAINST EACH OTHER AND THEIR PERFORMANCE NOTED. IN EITHER CASE THE FIELD TEST CORRELATED WITH LABORATORY CONTROL TESTS REPRESENTS THE DESIRABLE METHOD OF APPROACH. THE GENERALLY ACCEPTED FIELD TEST CONSISTS OF PROJECTING A FREE RUNNING, DRIVERLESS AUTOMOBILE (CAR, BUS OR TRUCK) DOWN AN INCLINE AND INTO A SHORT SECTION OF GUARD, AT AN ANGLE OF 20 DEG AT VARIOUS SPEEDS, AND NOTING THE REACTION OF THE STRUCTURE AND VEHICLE TO IMPACT. /AUTHOR/

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  • Supplemental Notes:
    • Vol 21, pp 156-163, 1 TAB, 11 REF. 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:
    • Rahn, G A
  • Publication Date: 1942

Media Info

  • Media Type: Digital/other
  • Monograph Title: Proceedings of the Twenty-First Annual Meeting of the Highway Research Board Held at the Johns Hopkins University, Baltimore, Maryland, December 2-5, 1941
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 00203542
  • Record Type: Publication
  • Files: TRIS, TRB
  • Created Date: Sep 6 1971 12:00AM