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NHDOT Standard Specifications

NHDOT Qualified Products List (QPL)

Submit New Product (pdf format) (Word format)
Product Evaluation Process (Poster)

Product Qualification Criteria (Under Construction)
- Section 413 - Hot Poured Crack Sealant
  - Item 413.1 - Hot Poured Crack Sealant (All)
- Section 520 - Portland Cement Concrete
  - A. Fast Set, Non-Shrink Patching Mortar (Bridge Deck Repairs) N. Polymer- Modified, 2-Component, Fast Setting Concrete Patch
  - H. Liquid Curing Compound
- Section 529 - Prestressed Concrete Bridge Deck
  - A. High Strength, Impact Resistant, Non-Shrink Grout
- Section 534 - Water Repellent
  - A. Linseed Oil (Anti-Spalling Compound)
  - B & C. Silane/Siloxane (Includes Cold Weather)
- Section 538 - Barrier Membrane
  - Items 538 - Barrier Membrane (All)
- Section 544 - Reinforcing Steel
  - A. Reinforcing Steel - Qualified Manufacturers
- Section 550 - Structural Steel
  - A. Fast Setting Grouts for Anchor Bolts
- Section 562 - Silicone Joint Sealant
  - A & B. Item 562.1 - Silicone Joint Sealant (Type NS and SL)
- Section 563 - Bridge Railing
  - A. Anchor Bolts w/resin Adhesive
- Section 593 - Geotextiles
  - Item 593.A.B.C - Geotextiles
- Section 604 - Catch Basins, Drop Inlets, and Manholes
  - A. Fiber Reinforcement for Precast Drainage Structures
- Section 606 - Guardrail
  - Temporary Impact Attenuation Devices
- Section 609 - Curbs
  - A. Cement Mortar for Bridge Curb Bedding
- Section 632 - Retroreflective Pavement Markings
- Section 718 - Retroreflective Sheeting
  - Retroreflective Sheeting
Related Product Links
- AASHTOs Product Evaluation Listing (APEL) - The American Association of State Highway and Transportation Officials (AASHTO), maintains a database of propriety products utilized in the transportation infrastructure. The fifty (50) states, DC and PR contribute to the database from their experience with the performance of proprietary products.
- AASHTOs 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.