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AASHTO R 91-18
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AASHTO R 91-18 Standard Practice for Determining Aggregate Source Shape Values from Digital Image Analysis Shape Properties
standard by American Association of State and Highway Transportation Officials, 2018
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AASHTO R 91-18 covers the determination of aggregate source and source blend shape characteristicsusing gradation analysis and shape properties determined by means of digital image analysis.
M00001221
2021-03-02
New product
AASHTO R 91-18 Standard Practice for Determining Aggregate Source Shape Values from Digital Image Analysis Shape Properties
standard by American Association of State and Highway Transportation Officials, 2018