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    <title>Transport Research International Documentation (TRID)</title>
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    <language>en-us</language>
    <copyright>Copyright © 2026. National Academy of Sciences. All rights reserved.</copyright>
    <docs>http://blogs.law.harvard.edu/tech/rss</docs>
    <managingEditor>tris-trb@nas.edu (Bill McLeod)</managingEditor>
    <webMaster>tris-trb@nas.edu (Bill McLeod)</webMaster>
    <image>
      <title>Transport Research International Documentation (TRID)</title>
      <url>https://trid.trb.org/Images/PageHeader-wTitle.jpg</url>
      <link>https://trid.trb.org/</link>
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    <item>
      <title>EXAMPLES OF THE USE OF SLURRY TRENCH WALLS IN THE CONSTRUCTION OF UNDERGROUND STRUCTURES IN PARIS</title>
      <link>https://trid.trb.org/View/120517</link>
      <description><![CDATA[SLURRY TRENCH WALLS HAVE BEEN USED RECENTLY IN PARIS IN THE CONSTRUCTION OF UNDERGROUND STRUCTURES ALONG THE RIGHT BANK EXPRESSWAY AND THE RING ROAD, AND IN THE BUILDING OF UNDERGROUND CAR PARKS. THEY ARE UTILIZED AS PIERS, OR IN VENTILATION PLANTS, DEEP STORAGE CHAMBERS, RETAINING WALLS, OR IN SPECIAL CASES, TO ENSURE THE TEMPORARY FINAL SUPPORT OF LARGE ARCHES THE NATURAL PASSIVE EARTH PRESSURE OF WHICH HAS BEEN SUPPRESSED BY THE BUILDING OF A STRUCTURE IN THE VICINITY OF THIS ARCH. THE AUTHOR DISCUSSES THE ROLE OF SLURRY TRENCH WALLS: IMPERVIOUSNESS, SUPPORT AND FOUNDATION ARE ENSURED SIMULTANEOUSLY. FURTHER PRACTICAL AND THEORETICAL RESEARCH SHOULD BE CONDUCTED AS REGARDS CALCULATION, GEOLOGICAL STUDIES, FLOW OF UNDERGROUND WATER, AND CONNECTION WITH ANCHORAGE RODS. /TRRL/]]></description>
      <pubDate>Sat, 22 Dec 1973 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/120517</guid>
    </item>
    <item>
      <title>USE OF SLURRY TRENCH WALLS IN HIGHWAY STRUCTURES</title>
      <link>https://trid.trb.org/View/120518</link>
      <description><![CDATA[THE AUTHORS RECALL THE USE OF SLURRY TRENCH WALLS IN THE CONSTRUCTION OF HIGHWAY STRUCTURES AND THE RECENT DEVELOPMENT OF THE METHOD FOR URBAN CONSTRUCTION SITES. THIS TECHNIQUE CAN SUCCESSFULLY BE USED WHERE STANDARD METHODS CANNOT BE UTILIZED: E.G. FOR SUPPORT IN COFFERDAMS, FOR BEARING SUPPORT IN DEEP FOUNDATIONS OR FOR BOTH TOGETHER. SOME EXAMPLES OF THE TECHNIQUE ARE GIVEN: FOUNDATION OF THE LEFT BANK ANCHORAGE MASS OF THE SUSPENSION BRIDGE IN BORDEAUX, RIGHT BANK ABUTMENT OF THE BONPAS BRIDGE ON THE DURANCE, FOUNDATION OF THE PIERS AND RIGHT BANK ABUTMENT OF THE MOTORWAY BRIDGE IN TOURS ON THE LOIRE, FOUNDATION OF THE CENTRAL PIER OF THE PYLE BRIDGE IN THE JURA MOUNTAINS. DETAILS ARE GIVEN ON THE DESIGN OF, AND EVOLUTION IN, SLURRY TRENCH WALLS, THEIR CALCULATION, CONTROL AND FUTURE TRENDS. /TRRL/]]></description>
      <pubDate>Sat, 22 Dec 1973 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/120518</guid>
    </item>
    <item>
      <title>STRESSES AND DISPLACEMENTS IN A LAYER OF LIMITED THICKNESS, PRODUCED BY AN INCLINED LOAD ACTING ON A FLEXIBLE BAND /IN FRENCH/</title>
      <link>https://trid.trb.org/View/125713</link>
      <description><![CDATA[EQUATIONS ARE DERIVED TO EXPRESS THE STRESSES AND DISPLACEMENTS IN A COMPRESSIBLE AND ISOTROPIC LAYER OF LIMITED THICKNESS, RESTING ON A RIGID BASE AND SUBJECTED TO A LOAD APPLIED ON A FLEXIBLE BAND. VERTICAL AND HORIZONTAL LOADS WERE CONSIDERED, THUS ENABLING THE STRESSES AND DISPLACEMENTS DUE TO AN INCLINED LOAD TO BE DETERMINED BY SUPERIMPOSITION, IT IS ASSUMED THAT THE CONTACT BETWEEN THE COMPRESSIBLE LAYER AND THE BASE IS PERFECTLY ROUGH. CALCULATIONS WERE PROGRAMMED ON THE IBM 360-40 COMPUTER. DIMENSIONLESS INFLUENCE COEFFICIENTS WERE DETERMINED AND ARE PRESENTED IN TABULATED FORM FOR STRESSES AND DISPLACEMENTS. /TRRL/]]></description>
      <pubDate>Tue, 24 Jul 1973 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/125713</guid>
    </item>
    <item>
      <title>NEW EXPERIMENTS CONFIRMING FORMER DATA ON THE PASSIVE EARTH PRESSURE OF A POWDERY SOIL MASS</title>
      <link>https://trid.trb.org/View/125714</link>
      <description><![CDATA[THE COEFFICIENT OF PASSIVE EARTH PRESSURE IS DEFINED AND THE VALUE OF PASSIVE EARTH PRESSURE IN THE CASE OF A POWDERY AND A COHESIVE MEDIUM IS STUDIED. A THEOREM ON THE MINIMUM TRANSLATION PASSIVE EARTH PRESSURE EXERTED BY A POWDERY MASS AGAINST THE DISPLACEMENT OF A WALL, THE TENDENCY OF WHICH IS TO PUSH BACK THE MASS, IS PRESENTED; THE PASSIVE EARTH PRESSURE VALUE IS EQUIVALENT TO THAT OF THE HYDROSTATIC ACTIVE PRESSURE EXERTED BY A LIQUID OF THE SAME DENSITY AS THAT OF THE POWDERY MEDIUM. THE INTEREST OF THIS STUDY RESIDES IN THE COMPARISON OF THE RESULTS OBTAINED BY APPLYING THE RANKINE THEORY AND THE PROPOSED THEOREM DEFINING THE MINIMUM VALUE OF PASSIVE EARTH PRESSURE. AN ANNEX DEALS WITH THE REACTION OF THE PASSIVE EARTH PRESSURE TO AN OVERLOAD EVENLY DISTRIBUTED ON THE EMBANKMENT. /TRRL/]]></description>
      <pubDate>Tue, 29 May 1973 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/125714</guid>
    </item>
    <item>
      <title>THEORY AND PRINCIPLES OF SOIL GROUTING /IN FRENCH/</title>
      <link>https://trid.trb.org/View/118465</link>
      <description><![CDATA[THE AIM OF THIS ARTICLE, THE FIRST OF TWO, IS TO ENABLE THE GROUTING PROCESS TO BE FULLY UNDERSTOOD AND TO ESTABLISH THE NATURE OF THE RELATIONS BETWEEN THE TYPE OF SOIL, TYPE OF GROUT, FLOW, PRESSURE AND DURATION OF GROUTING, DIAMETER AND SPACING OF GROUTING BOREHOLES, ETC. THE FIRST ARTICLE CONSIDERS IN PARTICULAR THE THEORETICAL ASPECTS OF SOIL GROUTING PROBLEMS TAKING ACCOUNT OF PRACTICAL CONDITIONS. THE SECOND ARTICLE WILL EXAMINE THE FACTORS WHICH CAN INFLUENCE THEORETICAL CONSIDERATIONS. A CODE OF GOOD PRACTICE WILL BE OUTLINED. /LCPC/RRL/]]></description>
      <pubDate>Mon, 13 Sep 1971 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/118465</guid>
    </item>
    <item>
      <title>USE OF DIAPHRAGM WALLS IN HIGHWAY STRUCTURES (IN FRENCH)</title>
      <link>https://trid.trb.org/View/106440</link>
      <description><![CDATA[THIS ARTICLE APPEARS IN A SPECIAL PERIODICAL ISSUE WHICH COVERS THE HISTORY AND UTILIZATION TECHNIQUES OF DIAPHRAGM WALLS. A PRESENTATION OF THEIR USE AS COFFERDAMS AND AS FOUNDATIONS IS FOLLOWED BY EXAMPLES, SUCH AS THE FOUNDATION OF AN ANCHORING PIER OF THE SUSPENSION BRIDGE IN BORDEAUX IN 1964. DESIGN, CONSTRUCTION, AND FUTURE OUTLOOK FOR USE ARE DISCUSSED. /AUTHOR/]]></description>
      <pubDate>Sun, 18 Apr 1971 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/106440</guid>
    </item>
    <item>
      <title>CORROSION RISKS AND PROTECTION AGAINST CORROSION OF PRESTRESSED STEELS BY MEANS OF PAINT WITH A SYNTHETIC RESIN BASE</title>
      <link>https://trid.trb.org/View/95336</link>
      <description><![CDATA[CAUSES OF THE DEFECTS IN PRESTRESSED CONCRETE WORK THROUGH CORROSION OF THE STEEL REINFORCEMENT HAVE BEEN ANALYZED AND A SOLUTION TO PREVENT SUCH AN OCCURRENCE HAS BEEN SUGGESTED. THE REMEDY SUGGESTED IS THE PROTECTION OF THE BY PAINTS WITH AN EPOXY RESIN BASE, EVEN IF THE RISK OF FAILURE INCREASES WITH STRESS AND THE GRADES OF STEEL HAVE NOT THE SAME CORROSION RESISTANCE UNDER TENSION. IT WAS CONSIDERED CONTRARY TO THE SAFETY OF THE WORK TO REDUCE THE STRESS RATE AT PRESENT IMPOSED ON PRESTRESSING STEELS. THE POSSIBLE CAUSE OF ATTACK ON STEEL /BAD QUALITY CONCRETE INSUFFICIENT COVERING, PRESENCE OF AGGRESSIVE ELEMENTS DIFFICULTY OF INJECTION/ BY CORROSION IN ANY FORM /ANODIC DISSOLUTION, PITTING, CRACKING/ WERE JUSTIFICATIONS FOR THE NEED TO PROTECT THE STEEL WITH A TOP COATING. THE PROPERTIES OF THE COATING WERE INDICATED.]]></description>
      <pubDate>Mon, 05 Oct 1970 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/95336</guid>
    </item>
    <item>
      <title>VIBRATORY COMPACTION OF GRANULAR MEDIA (IN FRENCH)</title>
      <link>https://trid.trb.org/View/118448</link>
      <description><![CDATA[THE INFLUENCE IS DEFINED OF VIBRATIONS ON SOME MECHANICAL PROPERTIES OF FINE SANDS. THE FIRST PART OF THE INVESTIGATION OUTLINES THE RESEARCH AND BIBLIOGRAPHIC STUDY CARRIED OUT. AN EXPERIMENTAL TEST RIG WAS DEVELOPED AND A CELL DESIGNED FOR SUBJECTING THE MATERIAL UNDER STUDY TO COMPRESSIONS VARYING IN LOAD AND RATE FOR THE WHOLE RANGE OF VIBRATIONS PRODUCED BY THE GENERATOR. EQUIPMENT FOR MEASURING AND RECORDING STRESSES AND DEFORMATIONS, AND FOR THE CONTINUOUS CONTROL OF THE VIBRATIONS WAS ALSO DEVELOPED. PARAMETERS INFLUENCING THE COMPRESSIBILITY OF THE MATERIAL UNDER VIBRATION WERE INVESTIGATED: LOAD, DEGREE AND RATE OF DEFORMATION VIBRATION CHARACTERISTICS, AND CONDITIONS UNDER WHICH STRESSES CAUSED BY COMPRESSION COULD BE RELAXED. TWO METHODS WERE USED TO INTERPRET THE TEST RESULTS. (1) THE RHEOLOGICAL INTERPRETATION WAS ESPECIALLY CONCERNED WITH THE VISCOELASTIC PROPERTIES OF THE MEDIUM. VARIATIONS IN VISCOSITY AND ELASTICITY WERE EXPLAINED AS A FUNCTION OF VIBRATION AND LOADING CHARACTERISTICS. (2) THE SECOND INTERPRETATION WAS BASED ON GRANULAR INTERACTIONS BUT LEADS TO A QUALITATIVE EXPLANATION ONLY. THE RESULTS OBTAINED COULD SERVE AS A BASE FOR STANDARDIZING COMPACTION TESTS ON GRANULAR MEDIA TO WHICH THE PROCTOR TEST CANNOT BE SATISFACTORILY APPLIED, AND COULD BE USED IN THE TECHNOLOGY OF VIBRATED CONCRETE. /LCPC/RRL/]]></description>
      <pubDate>Wed, 26 Aug 1970 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/118448</guid>
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