Jakarta Police Traffic Directorate continues to find ways to overcome barriers to congestion particularly at the intersection or crossing the street when the street lamp regulator impaired. Is the Yellow box junction (YBJ) which is a square-shaped road markers or yellow rectangle painted on the asphalt at every intersection. With YBJ, expected congestion at the intersection is not locked. Many motorists still break through red lights, when queues of vehicles in front of him has not decomposed. ...
