Bangalore Water Supply and Sewerage Board (BWSSB) will take up sewage line clearing work on Saturday in some areas coming under Southeast-1 and South-1 subdivisions. According to a BWSSB release, the areas to be covered include Domlur, Ulsoor and surroundings of Johnson Market in Southeast-1 subdivision (Ph.: 9902933799) and Poornapragna Layout, Banashankari, Padmanabhanagar and Kumaraswamy Layout in South-1 subdivision (Ph.: 9845444036). Residents may call the numbers to lodge complaints, a release said.