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ppt for equipment used for bituminous road construction in namibia

Jul 19, 2011 0183 32 Bituminous surface treatments BST refer to a range of techniques that can be used to create a stand alone drivable surface on a low volume road, or rehabilitate an existing pavement. Usually, the term is used to describe a seal coat or chip seal, which is constructed by spraying a layer of emulsified asphalt, and placing a layer of aggregate on top. . BSTs can be applied directly to a base

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