The whirring of a generator could be heard from behind the high walls, while another large generator was belching out smoke in 11th Avenue, which runs parallel to the street where Mandela lives.
It was cordoned off with yellow tape and guarded by a lone City Power employee.
Mandela was discharged from the Medi-Clinic Heart Hospital in Pretoria on Sunday to recuperate at home following a lengthy stay after being admitted for treatment of a recurring lung infection on June 8.
His home has been reconfigured to ensure he receives the correct care, and some staff who had been at the hospital are also caring for him at home. Read on TimesLIVE >