Joburg City Power underground cables in the Braamfontein area have caught fire – due to suspected cable theft and vandalism, resulting in power outages in surrounding areas including Parktown.The Johannesburg Emergency Management Services’ fire division, which is on the scene, also reported that parts of the M1 highway between Empire Road and the Crown Interchange had been closed off to traffic to allow officials to do their work.It is understood the fire was reported in the early hours of Wednesday morning.Joburg EMS spokesperson Robert Mulaudzi said motorists were being urged to…