Abstract:Used as the primary binder in asphaltic concrete production, the high financial costs of bitumen, coupled with the constricting amounts needed have been forcing pavement engineers to search for an alternative material that can at least partially be used as a substitute. The relative abundance, accessibility, low cost and environmental compatibility of sulphur has made it a preferable alternative. A considerable amount of conventional bitumen, typically 20 to 40 percent by weight, can be replaced by sulphur to … Show more
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