Saturday, October 4, 2008

How roads are built

How roads are built


Most people use the road every day and we don’t know how they are built. Some of them have the idea but without the right steps. Now I am going to write about how roads are built.

First the number of vehicles using existing road in area are counted, second the route of new road is planned. The next step is that the samples of soil in the area are taken to measure wetness and quality of soil. Another thing the rote is cleared of trees, houses, shrubs and the bulldozers are used for this purpose. The next step is that thick layers of concrete is put down and makes good foundation for the road. After that the top surface of the road are completed. Next the lame markers, road signs and traffic signals are added to help the drivers at night. The last thing the road is opened to the public to use it.
In conclusion, It takes long time to do this process to build roads, but it has to be done well for safety.

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