Tenders for Conducting Permeability Test Along The Upstream Toe Line Of The Hills On Either Side Of The Nof Dam In Kakarla Village, Ardhaveedum, District For Suggesting The Depths And Spacing Of Curtain Grouting To Arrest Sub-Surface Seepages That May Arise Due To The Geological Strata Of The Area After Reaching The Water In Nallamala Sager Reservoir Upto Frl And To Protect The Kakarla Village From Water Logging.