N1 highway by Rivonia Road off-ramp. Rivonia SITE NUMBER : BB127-04 DESCRIPTION : N1 highway - travelling from Midrand, the Buccleuch interchange, Sunninghill and Rivonia towards William Nicol, Fourways & Randburg. Close to many business hubs and residential properties. SIZE: 5m x 20m TRAFFIC : 180 000 / day GPS CO-ORDINATES : -26.038590, 28.057250