A 5.5 meters wide road, paving 3.5cm thick asphalt, paving machine road supply should be how much?
Is the crown slope and camber design of expansion and renovation of the expressway, trunk road, secondary road and branch road motor vehicles and non motorized vehicles in general road.
The surface of the road is made of straight line or parabola, and its function is to use the transverse drainage of the road surface.
Crown (crown) is a central horizontal section of road than on both sides, a certain slope of the arch shape.
