AASHTO’s Manual for Assessing Safety Hardware, otherwise known as MASH, is a direct replacement to National Cooperative Highway Research Program Report 350 (NCHRP 350) in providing guidelines for testing truck mounted attenuators. The changes made to the original tests, including increasing the weight of impacting vehicles and mandating to formally optional tests, were put in place to better simulate present day crashes.
To learn more about MASH and how it will impact the TMA trucks in your fleet, click
here to read more!