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| NHDOT Research Center |
| Qualified Products List (QPL) |
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- Product Qualification Criteria
(Under Construction)
- Section 413 - Hot Poured Crack Sealant
- Section 520 - Portland Cement Concrete
- Section 529 - Prestressed Concrete Bridge Deck
- Section 534 - Water Repellent
- Section 538 - Barrier Membrane
- Section 550 - Structural Steel
- Section 559 - Joint Sealant
- Section 562 - Elastomeric Sealants
- Section 563 - Bridge Railing
- Section 593 - Geotextiles
- Section 604 - Catch Basins, Drop Inlets, and Manholes
- Section 606 - Guardrail
- Section 609 - Curbs
- Section 718 - 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.
- Highway Innovative Technology Evaluation Center (HITEC) - The Highway Innovative Technology Evaluation Center (HITEC) is a nationally recognized, first-stop service center and clearinghouse for implementing highway innovation. HITEC conducts impartial performance evaluations for market-ready products where standards or specifications do not exist. HITEC accepts both "high-tech" and "low-tech" products and/or technologies that are intended for use in any aspect of the highway community including design, construction, operation, or maintenance.
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