STUDY OF RUTTING IN FLEXIBLE HIGHWAY PAVEMENTS IN OKLAHOMA (ABRIDGMENT)
The primary objective of this research was to investigate rutting on high-quality flexible pavements and to detect if possible evidence of contribution of bituminous bound pavement materials to this type of failure. A transverse profile gauge was developed to plot the profile of the pavement surface perpendicular to the centerline. Rut depths could be scaled directly, and humps outside the wheel-path locations could be detected from the transverse profile tracings. Stereo-photography was employed to obtain quantitative estimates of differential wear in the wheel-path locations. Also a visual rating of the pavement surface condition was made at each site to provide additional data for the study of these locations. Sixteen test sites were selected on two Interstate Highway Systems in Oklahoma. Performance of four test sites on flexible pavements constructed of various base course materials was studied. Based on the test procedures employed and the pavement sections studied, six conclusions were drawn: The transverse profile gauge provides a portable and accurate means of obtaining continuous transverse profile tracings of a pavement surface; Profile graphs can provide permanent records of measurement of surface deformations at a specific time in the service life of a pavement; Densification contributed a significant amount to the total surface rut depth; Evidence of lateral creep or instability in the bituminous material layers was found at 11 of the 16 test sites; Surface wear or attrition in the wheel paths on heavily traveled lanes was an important contributing factor to rutting; Base and subgrade deformations influenced the magnitude of rutting at many of the test sites.
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Availability:
- Find a library where document is available. Order URL: http://worldcat.org/isbn/0309220710
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Supplemental Notes:
- Publication of this paper sponsored by Committee on Pavement Condition Evaluation. 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
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Authors:
- Oteng-Seifah, Samuel
- Manke, Phillip G
- Publication Date: 1976
Media Info
- Media Type: Print
- Features: Figures; Photos; References; Tables;
- Pagination: pp 97-99
- Monograph Title: Pavement design, evaluation and performance
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Serial:
- Transportation Research Record
- Issue Number: 602
- Publisher: Transportation Research Board
- ISSN: 0361-1981
Subject/Index Terms
- TRT Terms: Base course (Pavements); Bituminous materials; Bituminous mixtures; Creep; Deformation; Densification; Flexible pavements; Pavements; Ruts (Pavements); Service life; Wear
- Uncontrolled Terms: Rut; Transverse profile
- Geographic Terms: Oklahoma
- Old TRIS Terms: Highway pavement; Pavement life; Wheel path
- Subject Areas: Design; Highways; Materials; Pavements;
Filing Info
- Accession Number: 00156011
- Record Type: Publication
- ISBN: 0309220710
- Files: TRIS, TRB
- Created Date: Aug 15 1977 12:00AM