Most of our networks, be they highways or minor arterials; are of the flexible pavement type. These road networks by whichever standards they have been designed are supposed to have the pavement (the sub layers described earlier) and the asphalt surfacing (the black stuff) having a design life ranging from 10 for minor roads to […]
The post On concrete pavements, road infrastructure deficit, challenges ahead – Part 2 appeared first on The Guardian Nigeria News – Nigeria and World News.