Question

difference between metalled and unmetalled roads​

Answer 1

Answer:

These roads are of two types: metalled roads and unmetalled roads. Metalled roadways are made to sustain vehicular load, so these type of surfaces are usually made on frequently-used roads. Unmetalled roads, also known as gravel roads, are rough and can't sustain much weight.

Explanation:

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Answer 2

Metalled roads are :

1) Made of bitumen of coal, cement or concrete.

2) All wheather or season road.

Unmetalled roads are:

1) Made in the absence of cement and concrete and sometimes made even of sand and laid as extended roads.

2) Limits its usage in rainy season .

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