KARACHI: Heavy rains in Karachi have caused several sewage lines of the Water Corporation to sink, leading to urgent repair efforts. According to a spokesperson for the Karachi Water and Sewerage Corporation (KW&SC), CEO Engineer Syed Salahuddin Ahmed has issued immediate instructions to expedite the repair work on the damaged sewage lines. AftabAlam provided further details, stating that a 24-inch sewage line on Tariq Road has sunk at two locations.