National Academies of Sciences%2c Engineering%2c and Medicine

Precision Estimates for AASHTO Test Methods T 186, T 154, and T 22, Determined Using CCRL Proficiency Sample Data

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...
National Academies of Sciences%2c Engineering%2c and Medicine

Bridge Railing Design Requirements

As of January 1, 2020, all new and replacement bridge rails installed on the National Highway System are required to conform to the requirements stipulated in the Manual for Assessing Safety Hardware, ...
Business Wire

Federal Highway Administration/AASHTO Joint Task Force Finds No Further Crash Testing Warranted for Trinity Highway Products’ ET Plus® System

DALLAS--(BUSINESS WIRE)--The Federal Highway Administration (“FHWA”) and the American Association of State Highway and Transportation Officials (“AASHTO”) have announced the results from a second ...
For Construction Pros

equipment line

Humboldt Mfg. provides asphalt-specific testing equipment. Marshall compactors SHRP equipment and binder analysis equipment Testing equipment for soil, concrete, asphalt, geotechnical, aggregate ...