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Answer» Earth roads are CONSTRUCTED as detailed below :-
Material required :- The materials required for the construction of an ordinary earth road are NATURAL soil, originally availableat site, a suitable stabilizer, if required. The ideal composition of soil which is recommended for construction earth roads.

Method of construction of an ordinary earth road :- The construction work of an ordinary earth road is completed in the following steps ;-
1. Preparing the subgrade :- The subgrade is prepared and the surface is brought to the required camber and gradient.
2. Rolling an watering :- The surface is ROLLE properly and well wetted with water.
3. Spreading the soil :- after watering, a layer of graded soil, about 10 cm thick is evenly spread.
4. Rolling :- the layer of soil is rolled at optimum moisture moisture content ( OMC ) with a suitable roller and finally finished with a light roller.
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