Mastic asphalt is a mixture of limestone and bitumen commonly used for roofing, tanking, paving and flooring. The bitumen and closely graded stone are added together to form a molten mass that is ...

As the much hailed mastic asphalt mixture, which was laid on the Pamban Road bridge, turned out to be ‘slippery’ instead of smooth as expected, the National Highway (NH) authorities have decided to ...

PWD has rolled out the state-of-the-art “zero-emission” mastic asphalt technology for relaying Kidderpore Road. The automatic machines and mixing plants, imported from Germany, are being used to ...

A number of prominent roads in the city are set to be repaired using a technology that promises to make the process completely pollution-free. Track the pollution level in your city PWD engineers ...