A speed hump costs at least R20,000 to construct – and there is very little governing how ferocious they're allowed to be
Speed bumps are the most effective way to slow traffic, but they can also be a significant annoyance particularly if you're unfortunate enough to own a low-slung Bugatti Veyron.
They can also be an unpredictable hazard – because there are little more than suggestions as to what their dimension should be, making for speed humps in South Africa that range from barely-there to basically-mountains.