N1 Highway, Rivonia (A) SITE NUMBER : BB13-89 DESCRIPTION : Extremely high traffic numbers throughout the day because many large corporations have offices in this area travelling towards N3, N1 and M1 Highways. SIZE: 9M (H) x 6M (W) TRAFFIC : OMC TRAFFIC COUNT : 14 568 544 GPS CO-ORDINATES : -26.039361, 28.068889