Explain the merits and demerits of road transport in the world -Geography

Explain the merits and demerits of road transport in the world -Geography
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Merits and demerits of road transport.  Merits:  (i) Road transport is the most economical for short distances compared to others like railways.  (ii) Freight transport by road is gaining importance because it offers door-to-door service.  (iii) Roads play a vital role in a nation’s trade and commerce and for promoting tourism.  (iv) Construction of roads is not so expensive.  Demerits:  (i) The quality of the roads varies greatly between developed and developing countries as road construction and maintenance require heavy expenditure.  (ii) Road are not effective and serviceable for all seasons. During rainy season they become unmotorable became handicapped during heavy rain and floods.  (iii) The world’s road system in the developing countries is not well developed.
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