NHAI is coordinating with state refiners to secure bitumen supplies amid the conflict in West Asia, which is disrupting ...

Bitumen meaning: Bitumen, a sticky black substance, builds our modern world. Ancient civilizations used it for boats and buildings. Today, it forms roads and waterproofs structures. Refined from crude ...

BENGALURU: A shortage of bitumen has disrupted road repair works in Bengaluru, with contractors and engineers across the city’s five corporations reporting diff ...