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The road remained in use after Roman times. These road systems reached as far east as Bactria and India. [34] In ancient times, transport by river was far easier and faster than transport by road, [30] especially considering the cost of road construction and the difference in carrying capacity between carts and river barges.
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Replacing the old road with cobblestones of cement in Bo'ao Road area, Haikou City, Hainan, China. Road work in Oulu, Finland. Roadworks, also called road construction or road work, occur when part of the road, or in rare cases, the entire road, has to be occupied for work relating to the road, most often in the case of road surface repairs.
Highway engineering (also known as roadway engineering and street engineering) is a professional engineering discipline branching from the civil engineering subdiscipline of transportation engineering that involves the planning, design, construction, operation, and maintenance of roads, highways, streets, bridges, and tunnels to ensure safe and effective transportation of people and goods.
Macadam is a type of road construction pioneered by Scottish engineer John Loudon McAdam c. 1820, in which crushed stone is placed in shallow, convex layers and compacted thoroughly. A binding layer of stone dust (crushed stone from the original material) may form; it may also, after rolling, be covered with a cement or bituminous binder to ...
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It includes the design, construction and regulation of the roads, the vehicles used on them and the training of drivers and other road-users. A report published by the World Health Organization in 2004 estimated that some 1.2 million people were killed and 50 million injured on the roads around the world each year [ 27 ] and was the leading ...
Construction along Ontario Highway 401, widening the road from six to twelve travel lanes. A construction project is a complex net of construction contracts and other legal obligations, each of which all parties must carefully consider. A contract is the exchange of a set of obligations between two or more parties, and provides structures to ...