width of traffic lanes

extra width of pavement and minimum turning radius

width of shoulders and parking facilities

clearance to be provided under structures such as overbridges, under-bridges etc.

1.85m

2.44 m

3.81 m

4.72 m

traffic volume studies

speed studies

accident studies

origin and destination studies

road side interview method

license plate method

return postcard method

home interview method

spot maps

pie charts

condition diagram

collision diagram