Road under Special Conditions:
Roads passing through difficult terrain and environmental conditions require special attention in design, construction and maintenance. The following conditions are treated in this unit:
(a) Hill Roads
(b) Roads in marshy areas
(c) Roads in deserts
(d) Low cost roads connecting villages
The objectives of this Unit are to cover the special problems of designing, constructing and maintaining roads in difficult area.
After studying this unit, you should be able to