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Specification M 247-2026 Standard specification for glass beads used in pavement markings

Publication Year

2026

Document Status

Current

Abstract

Requirements for glass beads to be dropped or sprayed upon pavement markings to produce a reflectorized pavement marking.

Document History

Supersedes AASHTO M 247-13(2022).

Publisher Information

American Association of State Highway and Transportation Officials

AASHTO is a non-profit association representing air, road, public, rail and water transportation departments in the 50 US states, the District of Columbia, and Puerto Rico to foster the development, operation, and maintenance of an integrated national transportation system.