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    <title>Transport Research International Documentation (TRID)</title>
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    <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>URBAN ARTERIAL DEVELOPMENTS WHICH BENEFIT THE COMMUNITY</title>
      <link>https://trid.trb.org/View/134195</link>
      <description><![CDATA[THE PRINCIPLES GOVERNING THE ESTABLISHMENT, EXTENSION AND DEVELOPMENT OF THE NEW YORK PARKWAY SYSTEM ARE REVIEWED. IT IS EMPHASIZED THAT THE FOLLOWING FACTORS MUST BE CONSIDERED: DEFINITION, LOCATION, RIGHT-OF-WAY, CROSSINGS, ENTRANCES, PAVEMENTS, BRIDGES, PLANTING, LIGHTING, STRUCTURES, ZONING RESTRICTION, SIGNS, SUBDIVISION PLANNING AND PUBLIC UTILITIES. MARGINAL RECREATIONAL FACILITIES WHICH CAN BECOME PART OF THE ARTERIAL DEVELOPMENT INCLUDE PLAYGROUNDS, SITTING AREAS, FOOT PATHS, BRIDLE PATHS, PROMENADES, OVERLOOKS, AND EVEN SMALL BEACH DEVELOPMENTS. WHEREVER POSSIBLE, RECREATIONAL FACILITIES WERE PROVIDED ALONG THE MARGIN OF THE EXPRESSWAYS IN NEW YORK CITY. EXPRESSWAYS IN THE NEIGHBORHOOD OF HOUSING DEVELOPMENTS WERE COORDINATED WITH THE HOUSING AUTHORITIES. CONCLUSION IS MADE THAT THE PRINCIPLES WHICH RESULTED IN THE SUCCESSFUL DEVELOPMENT OF THE NEW YORK CITY PARKWAY SYSTEM SHOULD BE APPLIED ON THE HUGE EXPRESSWAY AND ARTERIAL PROGRAM FOR MIXED TRAFFIC.]]></description>
      <pubDate>Fri, 14 Oct 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/134195</guid>
    </item>
    <item>
      <title>STANDARDS FOR URBAN STREETS IN NEW SUBDIVISIONS</title>
      <link>https://trid.trb.org/View/133879</link>
      <description><![CDATA[THE PRESENT DECLARATION OF POLICY FOR SUBDIVISIONS, OF THE CITY OF NIAGARA FALLS, WHICH REQUIRES ADEQUATE STORM AND SANITARY SEWER SERVICES, PAVED ROADS, CURBS, GUTTERS, AND SIDEWALKS, PROVIDES A STANDARD OF SERVICE WHICH IS ACCEPTABLE AND DESIRABLE FOR TODAY'S TYPE OF RESIDENTIAL DEVELOPMENT. THIS LEVEL OF SERVICE PROVIDES FOR A MINIMUM COST TO THE OWNER DURING THE LIFE OF THE MORTGAGE OF THE HOUSEHOLDER. THIS PROCEDURE ATTEMPTS TO KEEP COMBINED CAPITAL AND MAINTENANCE COSTS TO AN ABSOLUTE MINIMUM. ANY REDUCTION IN THIS LEVEL OF SERVICE WOULD DEFINITELY ADD TO THE TOTAL COST OF INITIAL INVESTMENT AND MAINTENANCE EXPENDITURES REQUIRED FOR A MODERN SUBDIVISION. /CGRA/]]></description>
      <pubDate>Thu, 26 May 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/133879</guid>
    </item>
    <item>
      <title>RECOMMENDED PRACTICES FOR SUBDIVISION STREETS</title>
      <link>https://trid.trb.org/View/113586</link>
      <description><![CDATA[THIS IS A RECOMMENDED PRACTICE OF THE INSTITUTE OF TRAFFIC ENGINEERS, U.S.A., FOR STREETS IN RESIDENTIAL AREAS. THE TWO MAIN PORTS DEAL WITH (1) TRAFFIC CONSIDERATIONS IN SUBDIVISION PLANNING AND LAYOUT, AND (2) RECOMMENDED SPECIFICATIONS FOR THE DESIGN ELEMENTS OF THE STREET AND PEDESTRIAN SYSTEMS. AN ADDENDUM DISCUSSES THE APPLICATION OF PRINCIPLES AND STANDARDS AS THEY ARE RELATED TO TRENDS IN SUBDIVISION PLANNING AND LAYOUT. /RRL/]]></description>
      <pubDate>Sat, 12 Mar 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/113586</guid>
    </item>
    <item>
      <title>HIGHWAY AND THOROFARE PLANNING AND PROGRAMMING IN RELATION TO URBAN PLANNING AND DEVELOPMENT</title>
      <link>https://trid.trb.org/View/90164</link>
      <description><![CDATA[CONTENTS: HIGHWAY PLANNING IN URBAN AREAS THE IMPORTANCE OF URBAN AREAS IN HIGHWAY PLANNING REPORT OF AMERICAN SOCIETY OF PLANNING OFFICIALS COMMITTEE ON HIGHWAYS AND TRANSPORTATION IN 1940. REFERENCES TO THE IMPORTANCE OF URBAN AREAS HIGHWAY PLANNING IN RELATION TO URBAN PLANNING AND URBAN DEVELOPMENT EXAMPLES OF COOPERATION IN HIGHWAY PLANNING AND URBAN PLANNING SCOPE OF MAJOR THOROFARE PLANNING IN URBAN AREAS SCOPE OF MAJOR THOROFARE PLANNING IN URBAN AREAS THE LAND USE PLAN AND ITS BASES DESIGN OF PRIMARY THOROFARE FACILITIES PROGRAMMING OF CONSTRUCTION PLANNING REGULATIONS FOR CONTROLLING HIGHWAY ACCESS AND ROADSIDE DEVELOPMENT AND FOR PROTECTING PLANNED HIGHWAYS CONTROLLING HIGHWAY ACCESS AND ROADSIDE DEVELOPMENT PROTECTING PLANNED MAJOR THOROFARES OFFICIAL MAP AND MAPPED IMPROVEMENTS PROCEDURES SUBDIVISION CONTROL PROCEDURE THE PROBLEM OF MULTIPLE LOCAL GOVERNMENTS IN THE LARGER URBAN AREAS SUMMARY-APPLICABILITY OF PLANNING REGULATIONS ADEQUACY OF BASIC TRAFFIC SURVEYS FOR PLANNING PURPOSES PARKING SURVEY INCLUDED IN SCOPE OF PLANNING EXTENSION OF SCOPE TO INCLUDE LAND USE DATA.]]></description>
      <pubDate>Sat, 05 Mar 1994 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/90164</guid>
    </item>
    <item>
      <title>CONCRETE RESIDENTIAL ROADS: A GUIDE TO GOOD PRACTICE</title>
      <link>https://trid.trb.org/View/263258</link>
      <description><![CDATA[No abstract provided.]]></description>
      <pubDate>Wed, 31 May 1989 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/263258</guid>
    </item>
    <item>
      <title>A REVIEW OF SUBDIVISION DESIGN CRITERIA: EXECUTIVE SUMMARY</title>
      <link>https://trid.trb.org/View/239002</link>
      <description><![CDATA[No abstract provided.]]></description>
      <pubDate>Tue, 30 Jun 1987 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/239002</guid>
    </item>
    <item>
      <title>A REVIEW OF SUBDIVISION ROAD DESIGN CRITERIA</title>
      <link>https://trid.trb.org/View/237999</link>
      <description><![CDATA[No abstract provided.]]></description>
      <pubDate>Sat, 31 Jan 1987 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/237999</guid>
    </item>
    <item>
      <title>SUBDIVISION DESIGN CRITERIA</title>
      <link>https://trid.trb.org/View/235702</link>
      <description><![CDATA[No abstract provided.]]></description>
      <pubDate>Fri, 31 Oct 1986 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/235702</guid>
    </item>
    <item>
      <title>URBAN TRANSPORTATION IN METROPOLITAN ADELAIDE</title>
      <link>https://trid.trb.org/View/20591</link>
      <description><![CDATA[This working paper contains four separate reports selected to demonstrate four alternative responses to the transport land use interrelationship in metropolitan Adelaide.  The first paper, entitled, "Land Use and Transportation Planning discusses road hierarchies, the need for bus routes, and the potential for rail access in the "North-West Development area".  The second paper looks at existing transport facilities and services and how better use can be made of them.  The third paper discusses "Staggered or Flexible Working Hours".  It reviews the experience of staggered working hours and flexible work time around the world.  The fourth paper, "Some Environmental Aspect of a Transportation Problem and/or Solutions", looks at the environmental implications of transport in six subdivisions in metropolitan Adeladia.  The author emphasizes the domination of the automobile in subdivision planning, and the fact that if we must worship the car, perhaps we can do it more cheaply both in terms of finance and human lives. He suggests increased use of "T" junctions in subdivisions rather than cross-roads.]]></description>
      <pubDate>Thu, 02 Jul 1981 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/20591</guid>
    </item>
    <item>
      <title>NEW DESIGN METHOD FOR SECONDARY AND SUBDIVISION ROADS IN VIRGINIA BASED ON THICKNESS EQUIVALENCY VALUES</title>
      <link>https://trid.trb.org/View/65867</link>
      <description><![CDATA[In Virginia eight district engineers and 96 county engineers are responsible for the design of secondary and subdivision roads.  A new design method for secondary and subdivision roads based on the experiences of these district and county engineers and on AASHO Road Test results was developed.  At the recommendation of the engineers, a soil support value-- the sum of the California bearing ratio and the soil resiliency values--was developed.  To meet the requirements of the design method, thickness equivalencies (strength of each paving material per inch depth) were developed.  To faclitate use of the method, a design momograph based on subgrade soil support values and traffic was devised.  The new design method (a) provides great flexibility in the choices and thicknesses of paving materials (it accommodates previously used design techniques and gives additional design choices); (b) is so simple technicians can use it with ease; and (c) provides a much improved method of evaluating soil support.]]></description>
      <pubDate>Tue, 01 Feb 1977 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/65867</guid>
    </item>
    <item>
      <title>SAFETY DESIGN GUIDE FOR SUBDIVISION AND RESIDENTIAL AREA STREET SYSTEMS</title>
      <link>https://trid.trb.org/View/115074</link>
      <description><![CDATA[LITTLE HAS BEEN WRITTEN OR FORMALLY DEVELOPED DESCRIBING THOSE FEATURES WHICH ENHANCE THE SAFETY OF THE URBAN STREET SYSTEM AND SPECIFICALLY STREET SYSTEMS WITHIN RESIDENTIAL OR SUBDIVISION AREAS. THE PURPOSE OF THIS BOOKLET IS TO CALL ATTENTION TO SOME OF THESE IMPORTANT BASIC SAFETY CONSIDERATIONS IN SUBDIVISION AND URBAN STREET DESIGN. WHILE IT MUST BE REALIZED THAT THESE ARE NOT THE ONLY CONSIDERATIONS IN URBAN DEVELOPMENT, THEIR IMPORTANCE CANNOT BE OVER EMPHASIZED ENOUGH WHEN ENCOURAGING THE BUILDING OF SAFETY INTO URBAN STREET SYSTEMS. /HSRI/]]></description>
      <pubDate>Mon, 23 Aug 1971 00:00:00 GMT</pubDate>
      <guid>https://trid.trb.org/View/115074</guid>
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