21+ Mastic Asphalt Road Specification US
21+ Mastic Asphalt Road Specification US. Superpave 12.5 is similar to the traditional hl 3, hl 3 fine, and hl 4 mixes according to opss 1150. Mastic asphalt was the first asphalt mixture used for road pavements.
Mastic asphalt is used for paving roadways, sidewalks, driveways and parking lots. Hardness and melting point of mastic asphalt can be managed during the process of heating. In recognition of its excellent performance a national standard was set in germany in 1984.
The indian roads congress published the tentative specifications for bitumen mastic wearing courses in 1992.
Mastic machines, bitumen boilers and generators are available on hire. Mastic asphalt is a popular asphalt in europe for the surfacing of heavily trafficked roads, airfields. Surface mix for traffic category b and c roads. Mastic asphalt was the first asphalt mixture used for road pavements.
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