AASHTO M 249-12 (2020) PDF Download

AASHTO M 249-12 (2020) is a standard specification that pertains to white and yellow reflective thermoplastic striping material in solid form. This material is used for pavement striping on roads and highways. The specification covers the application process, including the use of mechanical means to apply the thermoplastic material in a molten state onto the road surface. Additionally, the standard mandates the addition of glass beads onto the striping material at a rate determined by the purchaser.

The main objective of AASHTO M 249-12 (2020) is to ensure that the reflective thermoplastic striping material creates a durable and adherent stripe that can withstand deformation caused by traffic. The material is expected to cool to normal pavement temperature and maintain its reflective properties to enhance visibility for drivers.