Maintenance on Tygerberg water pipeline to affect many Cape residents this weekend By Staff Reporter Share Cape Town â Many people in Cape Town will face reduced water pressure and intermittent water supply as the City will have to shut down the 1 220mm Tygerberg water pipeline for maintenance. The City of Cape Townâs Water and Sanitation Department is planning to shut down the pipeline between Giel Basson Drive and Vanguard Drive, from Friday, May 14 at 6pm until Sunday, May 16 at 6am, to urgently repair a faulty in-line valve located at Smartt Street. The work will result in reduced water pressure and intermittent water supply to Brooklyn, Sanddrift, Tygerhof, Rugby, Century City, Paarden Eiland, Joe Slovo, Phoenix, Kensington and Acacia Park.