State highways
Second class
Cement concrete
Express highways
24m
25m
35m
45m
National highway
Major district
Village
Other district
1m
1.5m
2m
2.5m
1 in 30 to 1 in 35
1 in 25 to 1 in 30
1 in 15 to 1 in 20
1 in 10 to 1 in 15