why is coal tar made on roads amd not mud
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Answered by
3
Answer:
soil will absorber water from the atmosphere it will swell and the pavement get failed. Hence Failure of Road due to water in not due to Col- Tar (Bituminous) or Cement it is due to Soil base course
Answered by
34
Hii there
here is your answer
Coal tar is used to protect and beautify the underlying pavement. Coal is also used to make parking lot seal – coat products. Roads are made with the use of coal tar. Coal tar is flammable in nature.
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