I-N1 yindlela kazwelonke eNingizimu Afrika esuka eKapa idlula eBloemfontein, eGoli, ePitoli nasePolokwane iya eBeit Bridge emngceleni weZimbabwe. Yakha isigaba sokuqala seKapa lodumo kuya kuCairo Road. "RDDA SOUTH AFRICAN NUMBERED ROUTE DESCRIPTION AND DESTINATION ANALYSIS". NATIONAL DEPARTMENT OF TRANSPORT. May 2012. Kulandwe ngomhlaka 25 March 2021.