New Delhi, June 26 -- Lieutenant governor Taranjit Singh Sandhu on Thursday directed the Delhi Jal Board to expedite repairs to a damaged pipeline supplying treated water to Sanjay Lake, saying restoration of water flow from the Dallupura sewage treatment plant is critical for the lake's survival. During a site visit, Sandhu reviewed the restoration and rejuvenation works carried out by the Delhi Development Authority (DDA) and was briefed about plans to revive the 52-acre man-made lake and the adjoining 165-acre protected forest area. The LG had earlier expressed concern over the lake's deteriorating condition due to reduced water supply, silt accumulation, garbage and sewage inflows. Officials said de-weeding, algae removal, embankment st...