 In 2015 - 2017 the Highway was upgraded and re-tarred from Krugersdorp to Diepsloot.In 2017 - 2019 the remaining section will be upgraded to the Brakfontein Interchange upgrading the N14 from 2x2 to 2x3.The upgrades are done by the Johannesburg Roads Agency (JRA) and will be toll-free.