nardana industrial area... m & r to wss... excavation of natural nalla near jackwell for connecting the tapi river.; 1 excavation in general in soft material comprising of soft soil, soft murum, sand, hard murum with boulders in wet or dry condition for head works i.e. intake well, connecting pipe, jack well, pump house, supply well, river/nalla etc. for all lift and all lead including barricading, guarding, disposing off surplus excavated stuff as directed by engineer-in- charge, etc. complete . excavation for nalla/river or any other site for depth upto 1.5 m 2 excavation for nalla/river or any other site for depth 1.5 m to 3 m