Congestion has become a major concern primarily in the urban areas, thanks to the growing number of vehicles on the road. Some advocate that the construction of underground roadways would alleviate such problems. However
Road traffic is one of the major problems in all parts of the world. Hence, the experts are trying to find solutions to overcome this matter. Some suggest that the congestion would be reduced by constructing underground
Over the last few decades, traffic congestion has become one of the main issues big cities have to address in the most efficient way. Among the wide variety of possible solutions, many people tend to agree that subterran