improvement of passage and house gully at lalji dongarshi building, 5th lane, kamathipura in beat no. 213 in e ward - removing shahabad tiles. 2 excavation in earth. 3 dismantling of old s.w. pipes 100mm dia. 4 p/l 100 mm dia s.w. pipes. 5 p/l 1:4:8 encasement 100 mm dia s.w. pipe. 6 dismantling of old s.w. pipes 150mm dia. 7 p/l 150 mm dia s.w. pipes. 8 p/l 1:4:8 encasement 150 mm dia s.w. pipe. 9 r/r g.i. pipe. 10 p/fupvc/swr pipe 110 mm dia. 11 construction ofinspection chamber. 12 extra additional depth above. 13 p/f m.s. frame & rcc cover. 14 p/l nominal mix of 1:3:6 c c 15 p/l 25 to 30 mm thk. rough shahbad stone 16 15 mm nominal outer dia pipes 17 25 mm nominal outer dia pipes 18 32 mm nominal outer dia pipes 19 40 mm nominal outer dia pipes