This manual encourages consistency in testing and evaluation of roadside safety features. It includes a new matrix for cable barrier testing on slopes, modifications to several test vehicle dimensions, and updated test documentation requirements.
AASHTO MASH-2 History
AASHTO MASH-2
$56.00 $112.00
AASHTO MASH-1
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More Standards PDF
AASHTO R 36-12
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AASHTO M 180-12 (2017)
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AASHTO M 302-12
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AASHTO M 242M/M 242-12
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