at the

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THESAURUS IMPLEMENTATION

• at the
• NATIONAL TRANSPORTATION LIBRARY
• CIL 2007
• Washington, DC
• Joyce W. Koeneman
• Digital Librarian, NTL
• Research and Innovative Technology Administration
• USDOT
• Joyce.koeneman_at_dot.gov

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U.S. Department of Transportation Research and
Innovative Technology Administration
The National Transportation Library
http//ntl.bts.gov
NTL Digital Collection Portal Full text and
web sites!
TLCat Access to U.S. and Canadian transportation
libraries!
Its all at NTL.
-Efficient, integrated transportation
searches -Full text and the critical metadata you
need -On-call reference librarian support
TRIS Online TRB Bibliographic Index
The Transportation Research Thesaurus
(TRT) The ultimate transportation keyword and
taxonomy tool
Need help? Call or email our reference
librarians
[phone] Librarian_at_bts.gov
TRISOnline_at_bts.gov
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The Transportation Research Thesaurus

• Created by National Cooperative Highway Research
  Project 20-32
• Reported out in 2001 in NCHRP Report 450.
• Transportation Research Thesaurus and Users
  Guide.
• Content Maintained by the Transportation Research
  Board.
• Available from http//trt.trb.org and
  http//ntlsearch.bts.gov/tris/trt.do
• Widely used.

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NTL and TRT

• NTL uses TRT terms in a Dublin Core Metadata
  Repository for NTL Catalog of digital archive and
  portal.
• http//ntl.bts.gov/about_ntl.html for metadata
  guidelines
• http//ntlsearch.bts.gov/tris/trt.do for NTL TRT
• http//ntlsearch.bts.gov/tris/index.do to browse
  or search TRIS Online and/or NTL using TRT

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Dublin Core Refinement
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Maintaining the Data

• Oracle database.
• The application was created by NTL to integrate
  with the catalog and search.
• Data is maintained by a contractor to TRB and
  housed at TRB, NTL, et. al.
• Data Harmony.