Details: providing and laying cement concrete 1:3:6 mix (1 cement:3 course sand :6 graded stone aggregate 20mm nominal size) incl. curing but cxcl. cost of form work supply of stones( nallah 225mm nominal size) dumping stones on horizontal on level (excld. supply of stones) centering and shuttering including strutting, propping etc. and removal of form work for. walls( any thickness) including attached pilasters, buttresses, plinth and string courses etc. .carriage of cement by mechanical transport from nearest market (to be identified by engineer in charge) to road side of work including cost for loading and unloading.for an av. distance of 25km .carriage of cement by head load from road site stacking place (to be identified by engineer in charge) to site of work including cost for loading and unloading.for an av. distance of 2000mtr .carriage of stone aggregate (crushed) below 40 mm by mechanical transport from source (to be identified by engineer in charge) to site of work including cos
Sector: Water supply and Sewerage