Research Center

Product Evaluation Program

Approved Products List

The Arizona Department of Transportation (ADOT), through its Product Evaluation Program, maintains the Approved Products List (APL). The list documents products that have been evaluated under ADOT specifications and approved for potential ADOT use. The U.S. government and the state of Arizona do not endorse products or manufacturers.

Acronyms and terms associated with the APL.

AASHTO American Association of State Highway and Transportation Officials
ASTM
American Society for Testing and Materials
C&S
Contracts & Specifications
MASH Manual for Assessing Safety Hardware
NCHRP National Cooperative Highway Research Program
NTPEP National Transportation Product Evaluation Program
PCCP Portland Cement Concrete Pavement
TL2 Test Level 2 as defined in NCHRP Report 350 or MASH
TL3
Test Level 3 as defined in NCHRP Report 350 or MASH
TL4 Test Level 4 as defined in NCHRP Report 350 or MASH

Application

A product must be evaluated to be considered for the Approved Products List (APL). To apply for product evaluation, complete and submit the Product Evaluation Program Application.

Product Evaluation Guidelines

The guidelines define the functions and processes of the Product Evaluation Program.

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