Steps in Bituminous Road Construction
1. Readiness of the current base course layer: The current surface is ready by eliminating the pot openings or rust assuming any. The abnormalities are filled in with premix chippings no less than seven days prior to laying surface course. On the off chance that the current asphalt is incredibly way, a bituminous evening out course of sufficient thickness is given to lay a bituminous substantial surface seminar on a cover course rather than straightforwardly laying it on a WBM. 2. Use of Tuck Coat: It is alluring to lay AC layer over a bituminous base or cover course. A tack layer of bitumen is applied at 6.0 to 7.5 kg per 10 sq.m region, this amount might be expanded to 7.5 to 10 kg for non-bituminous base. 3. Readiness and putting of Premix: The premix is ready in a hot blend plant of a necessary limit in with the ideal quality control. The bitumen might be warmed up to 150 – 177 deg C and the total temperature ought not vary by more than 14 deg C from th...