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Affiliations

Disclaimer: The links below are external to HRI's website, and will open a new browser window. HRI, Inc. is not responsible for the content of any of these sites.

American Association of State Highway and Transportation Officials - AASHTO - www.aashto.org
American Road & Transportation Builders Association - ARTBA - www.artba.org
Asphalt Emulsion Manufacturers Association - AEMA - www.aema.org
Asphalt Institute - www.asphaltinstitute.org
Associated Pennsylvania Constructors - APC - www.paconstructors.org
National Asphalt Pavement Association - NAPA - www.hotmix.org
Pennsylvania Asphalt Pavement Association - PAPA - www.pahotmix.org
 
Environmental Protection Agency - EPA - www.epa.gov
Federal Highway Administration - FHWA - www.fhwa.dot.gov
Pennsylvania Bulletin Online - pabulletin.com
Pennsylvania Code Online - www.pacode.com
Pennsylvania Department of Environmental
Protection - DEP
- www.dep.state.pa.us
Pennsylvania Department Of Transportation- PennDOT - www.dot.state.pa.us
Pennsylvania Turnpike - www.paturnpike.com
U.S. Department Of Transportation - www.dot.gov
 
Asphalt Education Partnership - Beyond Roads - www.beyondroads.com
Smithsonian America On The Move - www.americanhistory.si.edu/onthemove
The Interstate Is 50 - interstate50th.org