U-N17 ngumzila kazwelonke eNingizimu Afrika osuka eGoli uye e-Oshoek (Ngwenya) emngceleni wase-Eswatini. Idlula eSprings, eBethal nase-Ermelo. "RDDA SOUTH AFRICAN NUMBERED ROUTE DESCRIPTION AND DESTINATION ANALYSIS". NATIONAL DEPARTMENT OF TRANSPORT. May 2012. Kulandwe ngomhlaka 25 March 2021.