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Air Rail Highway Bike/Ped Public Transit

This is the document library for the Bureau of Materials and Research. All plans, reports and files originating from this bureau are listed below. Looking for information relating to materials and research that isn't listed here? Contact us.

Please note that some of the files listed below are very large and could take considerable time to download depending on your Internet connection.

Engineering/Technical Information  
  • Qualified Products Qualified Suppliers
    • 2022 Qualified Asphalt Binder Supplier List
    • Revised August 18, 2022
    • Asphalt binder suppliers wishing to be added to the Qualified Binder Supplier List must meet the requirements of AASHTO R 26. The supplier's proposed Quality Control Plan may be submitted to Joseph R. Blair, P.E. at
Research Information  




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

copyright 2015. State of New Hampshire