The C11 is a highway in southern Namibia. It starts along the C17 road, 129 kilometres (80 mi) from Keetmanshoop and finishes 319 kilometres (198 mi) later when it reaches the B3 road, two kilometres (1.2 mi) from Karasburg.
Map of C11, Namibia
References
C11 road (Namibia) Wikipedia(Text) CC BY-SA