Society of Chemical Industry - Bitumen for Road Construction- bitumen for road construction ,Bitumen for Road Construction. 26 Aug 2016. Bitumen is a complex visco-elastic material formed as a mixture of hydrocarbons obtained naturally or as a residue from petroleum distillation.Asphalt - WikipediaAsphalt bitumen is a binding organic material made from the by-products of refined crude oil. It is used in road construction because it is easy to produce, reusable, non-toxic, and a strong binder.