providing and applying tack coat with cationic bitumen emulsion of approved grade conforming to is:8887-1978 on the prepared surface cleaned with hydraulic broom, moistening the surface including cost and carriage of bitumen emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per clause 503 of specifications for road & bridge works of mort&h (5th revision). (i) on granular surfaces treated with primer( using bituman emulsion at the rate of 0.25 to 0.30 kg per sqm.)
