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AASHTO TP 130-18 (2020)
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AASHTO TP 130-18 (2020) Standard Method of Test for Producing Draw Down Panels and Measuring the Coefficient of Retroreflected Luminance (RL) of Pavement Markings in a Laboratory Panel
standard by American Association of State and Highway Transportation Officials, 2018
Full Description
AASHTO TP 130-18 (2020) is used to determine the retroreflectivity of M 247 Type I highway beads. Beads are dropped on top of a uniform thickness of paint and retroreflectivity is determined with a reflectometer.
M00001272
2021-03-02
New product
AASHTO TP 130-18 (2020) Standard Method of Test for Producing Draw Down Panels and Measuring the Coefficient of Retroreflected Luminance (RL) of Pavement Markings in a Laboratory Panel
standard by American Association of State and Highway Transportation Officials, 2018