ASTM D4280-23

Annotation of standard text ASTM D4280-23 :

This specification covers extended life type, nonplowable, retroreflective raised pavement markers for nighttime lane marking and delineation. Pavement markers shall undergo tests to examine their conformance with specified construction, performance (retroreflectivity), and physical property (flexural strength, compressive strength, abrasion resistance, coefficient of luminous intensity, color, resistance to lens cracking, lens impact strength, and temperature cycling strength) requirements.


Keywords:
delamination, pavement markers, prismatic markers, raised pavement markers, retroreflective markers,, ICS Number Code 93.080.20 (Road construction materials)