50+ Mastic Asphalt Road Specification US. Surface mix for traffic category b and c roads. Superpave 12.5 is similar to the traditional hl 3, hl 3 fine, and hl 4 mixes according to opss 1150.
Sma Asphalt Gallery from www.pfitzpatrick.com The indian roads congress published the tentative specifications for bitumen mastic wearing courses in 1992. Bca (1998), specification for stone mastic asphalt (draft), bitumen contractors. It is often applied to residential and commercial roofing structures because of its superior waterproofing capabilities.
Surface mix for traffic category b and c roads.
Mastic asphalt is a popular asphalt in europe for the surfacing of heavily trafficked roads, airfields. This produces a dense, voidless material. Mastic machines, bitumen boilers and generators are available on hire. Mastic asphalt, which can be used to pave roads, is virtually waterproof.
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