Bitumen is a non-crystalline viscous material, black or dark brown, which is substantially soluble in carbon disulphide (CS2), possessing adhesive and water-proofing qualities. It consists essentially of hydrocarbons and would typically comprise at least 80% carbon and 15% hydrogen, the
Bitumen Price and Methodology
The Soaring Oil prices although justifies the fluctuation in the pricing of bitumen, there is not an established mechanism to derive the bitumen price till date. The bitumen market is getting mature and liquid. The majority of the exporting nations
Viscosity Grading of Bitumen (VG Grade)
Description To grade the bitumen based on viscosity BIS revised IS-73-1992specifications (Viscosity at 60°C) and as such there are four grades VG-10, VG-20, VG-30 & VG-40. A few qualification tests like specificgravity, water content, ductility, loss on heating &Farass breaking
Asphalt Recycling
Asphalt plant manufacturers agree that recycled asphalt is a valuable resource that is too good to waste – Mike Woof writes Around the globe there is growing interest in the use of recycled asphalt pavement (RAP). The technology to utilise
SANRAL TENDERS
The South African National Roads Agency (Sanral) his issued tenders to six pre-qualified bidders for each of the mega-bridges, over the Mtentu and Msikaba River gorges, that are to be part of the greenfield section of the N2 Wild Coast
India to help Build Nepal Road
Tasked to improve road connectivity in remote parts of India’s Northeast, the National Highways and Infrastructure Development Corporation Ltd (NHIDCL) is now venturing into Nepal where it has been assigned to guide the construction of over 600 km of postal
Chile Road Projects Tender
Chile is pushing ahead with infrastructure development. The Ministry of Public Works intends to award five to seven projects during 2016. The Ministry of Public Works has also set a target of having 12-13 major infrastructure projects being awarded and
Nepal Spends on Road
The prime Minister, other ministers and influential leaders of the opposition parties have managed to get huge funds allocated to their respective constituencies for the development of minor local roads in order to woo local voters. As many as 98
Concrete to Replace Bitumen..
Concrete Roads 20% Cheaper Than Bitumen, More Durable – Dangote The president of Dangote Group, Alhaji Aliko Dangote yesterday said using concrete in road construction is 20 percent less costly than using other materials. The business man disclosed this at
NHAI to convert 1,205 km of State Highways into National Highways
The Detailed Project Report for laying of a road connecting Anantapur in Rayalaseema with new Capital City of Amaravati will be ready in two months, said Transport and R&B Minister Sidda Raghava Rao. The straight road, to be funded by