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Air Rail Highway Bike/Ped Public Transit
Project Development > Research Center > Qualified Products

Related Product Links:

  • AASHTO National Transportation Product Evaluation Program (NTPEP) - The National Transportation Product Evaluation Program (NTPEP) was established in early 1994 as an engineering technical service program to pool the professional and physical resources of AASHTO's member departments to test transportation materials of their common interest.
  • AASHTO Product Evaluation List (APEL) - The American Association of State Highway and Transportation Officials (AASHTO) maintains a database of findings from the evaluation and testing of new and/or proprietary products utilized in the transportation infrastructure.




New Hampshire Department of Transportation
PO Box 483 | 7 Hazen Drive | Concord, NH | 03302-0483
Tel: 603.271-3734 | Fax: 603.271.3914

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