Details: providing and laying design mix concrete m30 grade in accordance with is 456 (latest edition) using coarse aggregate from mainland quarry,m sand confirming to zone-iii and 43 grade ordinary portland cement confirming to is 455 as per design mix for casting of tetrapod including transportation of required materials to site. assembling the moulds, applying waste oil, mixing placing concrete in the mould, curing, removing the mould and stacking etc., cost of cement, stone aggregate, pulverised sand and minor tools, hire charges and running expenses of concrete mixer machine and etc., but excluding cost of steel mould and crane for stacking, lifting which will be provided on free of cost by the department with out pol & operter etc. complete . no. of tetrapods to be cast.
Sector: Harbor