Pretoria, Botha Ave (B) SITE NUMBER : BB14-09 DESCRIPTION : Pretoria, Botha Avenue. Entering Centurion. Less than 1.3 Km away from UNISA university main campus SIZE: 4m x 16m TRAFFIC : ± 1 650,000 Vehicles per week GPS CO-ORDINATES : -25.830913, 28.208417