PPRA FEATURED STORIES

Janvier 2021
USA

PPRA FEATURED Stories

PPRA’s SUCCESS STORIES are field application articles which spotlight pavement preservation treatments.
(Showing all 10 available feature stories).

1/ WHAT’S IRI GOT TO DO WITH IT?
Improving Roughness to Meet FHWA Criteria

2/MORE THAN

“Introduction to Asphalt Emulsion

University of Arkansas

“Introduction to Asphalt Emulsion”

The “Introduction to Asphalt Emulsion” certificate has been completely revamped, updated, and expanded! After completing the certificate, participants should be able to: classify asphalt emulsion by physical and chemical characteristics, list the tests …