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Traffic Safety Product Testing

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Traffic Testing 101

Not all products on the market are created equally nor are they tested equally, and some are never tested at all!  This makes comparisons on performance and expected life cycle difficult. 

There are several test protocols widely used for Traffic-related products. These are simply testing matrices - they are not approvals, pass/fail or any other form of accreditation.  It is up to the road authority considering the product being tested to set minimum pass-fail criteria and issue letters of acceptance or approval. 

There are several test protocols in use for Traffic related products, these are simply testing matrix’s, they are not approvals, pass/fail or any other form of certification.  It is up to the agency deploying the product tested to set minimum pass-fail criteria and issue letters of acceptance or approval. 

A joint testing protocol shared amongst all 50 States. Each state agency establishes their own criteria on how to use data generated by NTPEP testing.  

Roadside Delineator Posts/Channelizer/Bollard Testing 

An update to NCHRP ‘350 put forth by AASHTO to address the increase in light trucks on the roadways.

FG 300 Curb Systems and T3B Barricade systems are tested to MASH-2016.

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The most widely used ASTM test in our industry is D4956 Standard Specification for Retroreflective Sheeting for Traffic Control. The sheeting manufacturers must test to this standard to determine the Type or Grade of tape.  This is a minimum requirement. 

Products that have met the minimum requirements that an individual state has set forth for each product category are listed on either an Approved Product List (APL) or Qualified Product List (QPL) for that individual state.

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