Pavement Width:

The pavement widths commonly adopted are :

Single lane                 :           3.75 m

Intermediate lane     :           5.5 m

Two lane                    :           7 m

Four-lane (divided) :           2 × 7 m

Six-lane (divided)    :           2 × 10.5 m

Capacity

Roads can accommodate a certain number of vehicles per day if a comfortable speed is to be maintained. This is known as the capacity of the road (or more correctly design service volume).