1、A Joint Publication of:American Association of State Highway and Transportation Officials (AASHTO) Institute of Transportation Engineers (ITE)National Electrical Manufacturers Association (NEMA)NTCIP Standards PublicationNTCIP 8004:2010 v02.17National TransportationCommunications for ITS ProtocolStr
2、ucture and Identification of Management Information (SMI)A Joint Standard of AASHTO, ITE, and NEMAA Joint Standard of AASHTO, ITE, and NEMA NTCIP 8004 version v02 National Transportation Communications for ITS Protocol Structure and Identification of Management Information (SMI) published in June 20
3、10 Published by American Association of State Highway and Transportation Officials (AASHTO) 444 North Capitol Street, N.W., Suite 249 Washington, D.C. 20001 Institute of Transportation Engineers (ITE) 1099 14thStreet, N.W., Suite 300 West Washington, D.C. 20005-3438 National Electrical Manufacturers
4、 Association (NEMA) 1300 North 17th Street, Suite 1752 Rosslyn, Virginia 22209-3801 file version 8004 v02.17p IHS-2010a g148 2010 AASHTO / ITE / NEMA. All rights reserved. NOTICES Copyright Notice g148 2010 by the American Association of State Highway and Transportation Officials (AASHTO), the Insti
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16、ed in that the syntax fields may be modified only to reflect a more restrictive subrange or enumerated values; d) the description field may be modified but only to the extent that: 1) only those bit values or enumerated values that are supported are listed; and 2) the more restrictive subrange is ex
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21、ng to accept the foregoing restrictions, he or she should immediately return these materials. Content and Liability Disclaimer The information in this publication was considered technically sound by the consensus of persons engaged in the development and approval of the document at the time it was d
22、eveloped. Consensus does not necessarily mean that there is unanimous agreement among every person participating in the development of this document. AASHTO, ITE, and NEMA standards and guideline publications, of which the document contained herein is one, are developed through a voluntary consensus
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26、ccuracy or completeness of any information published herein, and disclaims and makes no warranty that the information in this document will fulfill any of your particular purposes or needs. AASHTO, ITE, and NEMA do not undertake to guarantee the performance of any individual manufacturer or sellers
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28、by any person or entity to someone else. Anyone using this document should rely on his or her own independent judgment or, as appropriate, seek the advice of a competent professional in determining the exercise of reasonable care in any given circumstances. Information and other standards on the top
29、ic covered by this publication may be available from other sources, which the user may wish to consult for additional views or information not covered by this publication. AASHTO, ITE, and NEMA have no power, nor do they undertake to police or enforce compliance with the contents of this document. A
30、ASHTO, ITE, and NEMA do not certify, test, or inspect products, designs, or installations for safety or health purposes. Any certification or other statement of compliance with any health or safety-related information in this document shall not be attributable to AASHTO, ITE, or NEMA and is solely t
31、he responsibility of the certifier or maker of the statement. Trademark Notice NTCIP is a trademark of AASHTO / ITE / NEMA. All other marks mentioned in this standard are the trademarks of their respective owners. NTCIP 8004 v02.17 Page i 2010 AASHTO / ITE / NEMA Do Not Copy Without Written Permissi
32、on ACKNOWLEDGEMENTS NTCIP 8004 v02 was prepared by the NTCIP Base Standards and Profiles 2 (BSP2) Working Group (WG), which is a subdivision of the Joint Committee on the NTCIP. The Joint Committee is organized under a Memorandum of Understanding among the American Association of State Highway and T
33、ransportation Officials (AASHTO), the Institute of Transportation Engineers (ITE), and the National Electrical Manufacturers Association (NEMA). The Joint Committee on the NTCIP consists of six representatives from each of the standards organizations, and provides guidance for NTCIP development. At
34、the time that NTCIP 8004 v02 was prepared, the following individuals were members of the NTCIP BSP2 WG: g120g3 Ralph Boaz g120g3 Bob De Roche (Chair) g120g3 Bud Kent g120g3 Jim Mahugh g120g3 Greg Mizell g120g3 Alex Mousadi g120g3 Peter Ragsdale g120g3 Robert Rausch g120g3 Joerg “Nu” Rosenbohm Other
35、individuals providing input to NTCIP 8004 v02 include: g120g3 Blake Christie g120g3 Kenneth Vaughn In addition to the many volunteer efforts, recognition is also given to those organizations that supported the efforts of the working group by providing funding for NTCIP 8004 v02, providing travel sup
36、port, and submitting comments, including: g120g3 U.S. Department of Transportation, Research and Innovative Technology Administration g120g3 Econolite Control Products g120g3 Noblis g120g3 Pillar Consulting g120g3 Robert De Roche Consulting g120g3 Siemens ITS g120g3 Telvent Farradyne g120g3 Transcor
37、e g120g3 Trevilon g120g3 US Traffic g120g3 URS Greiner g120g3 Washington State Department of Transportation NTCIP 8004 v02.17 Page ii Do Not Copy Without Written Permission 2010 AASHTO / ITE / NEMA FOREWORD NTCIP 8004 v02 specifies a set of rules and protocols for organizing, describing, and definin
38、g transportation management information to be exchanged between transportation management applications and transportation equipment. NTCIP 8004 v02 defines requirements that are applicable to all NTCIP devices that exchange data in that transportation environment. In addition, NTCIP 8004 v02 contain
39、s mandatory requirements that are applicable to all devices claiming conformance to NTCIP 8004 v02. NTCIP 8004 v02 also contains optional and conditional requirements, which may be applicable to a specific environment in which a device is used. NTCIP 8004 v02 has five annexes, but only Annex A is no
40、rmative. NTCIP 8004 v02 uses only metric units. NTCIP 8004 v02 is also an NTCIP Process, Control, and Information Management document that defines the practices and policies used by the NTCIP Joint Committee in developing and maintaining NTCIP standards publications. Specifically, NTCIP 8004 v02 is
41、applicable to the NTCIP 1200 series and other NTCIP standards that deal with device data dictionaries. The following keywords apply to NTCIP 8004 v02: AASHTO, Dynamic Objects, ITE, NEMA, NTCIP, SMI, SNMP, STMP, process and control standard. User Comment Instructions The term “User Comment” includes
42、any type of written inquiry, comment, question, or proposed revision, from an individual person or organization, about any part of this standards publications content. A “Request for Interpretation” of this standards publication is also classified as a User Comment. User Comments are solicited at an
43、y time. In preparation of this NTCIP standards publication, input of users and other interested parties was sought and evaluated. All User Comments are referred to the committee responsible for developing and/or maintaining this standards publication. The committee chairperson, or their designee, ma
44、y contact the submitter for clarification of the User Comment. When the committee chairperson or designee reports the committees consensus opinion related to the User Comment, that opinion is forwarded to the submitter. The committee chairperson may report that action on the User Comment may be defe
45、rred to a future committee meeting and/or a future revision of the standards publication. Previous User Comments and their dispositions may be available for reference and information at www.ntcip.org. A User Comment should be submitted to: NTCIP Coordinator National Electrical Manufacturers Associat
46、ion 1300 North 17th Street, Suite 1752 Rosslyn, Virginia 22209-3801 e-mail: ntcipnema.org NTCIP 8004 v02.17 Page iii 2010 AASHTO / ITE / NEMA Do Not Copy Without Written Permission A User Comment should be submitted in the following form: Standards Publication number and version: Page: Section, Para
47、graph, or Clause: Comment: Editorial or Substantive?: Suggested Alternative Language: Please include your name, organization, and address in your correspondence. Approvals NTCIP 8004 v02 was separately balloted and approved by AASHTO, ITE, and NEMA after recommendation by the Joint Committee on the
48、NTCIP. Each organization has approved NTCIP 8004 v02 as the following standard type, as of the date: AASHTOStandard Specification; May 2010 ITESoftware Standard; June 2010 NEMAStandard; December 2009 History In 1992, the NEMA 3-TS Transportation Management Systems and Associated Control Devices Sect
49、ion began development of the NTCIP. The Transportation Sections purpose was in response to user needs to include standardized systems communication in the NEMA TS 2 standard, Traffic Controller Assemblies. Under the guidance of the Federal Highway Administrations NTCIP Steering Group, the NEMA effort was expanded to include the development of communications standards for all transportation field devices that could be used in an Intelligent Transportation Systems (ITS) network. In September 1996, an agreement was executed among AASHTO, ITE, and NEMA to jointly develop, appr
