tender for earth work excavation for foundation by manual means for isolated, combined and other type foundations in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental of?cers with an initial lead of 10 mts and initial lift of 2.00mts. and clearing and levelling the site, etc., complete complying with standard speci?cation and as directed by the departmental of?cers , cement concrete 1:5:10 (one cement, five crushed stone sand and ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and including curing etc. complete complying with standard speci?cation and as directed by the departmental of?cers -mixing by mechanical means , supplying, fabricating and placing in position mild steel / ribbed tor steel reinforcement grills of all variety like hysd/ctd/tmtand all grade like fe 500, fe550d, fe 500 d etc., for all reinforced cement concrete works as per design given including cost of steel reinforcement and g.i. binding wire, wastage etc. complete complying with standard speci?cation and as directed by the departmental of?cers.(contractor has to make his own arrangements for the supply of steel reinforcement and binding wire) , providing and laying in position, standardised concrete mix m-20 grade by insitu machine mix concrete adopting weighing batch method in accordance with is 456 using 20mm and down graded hard broken granite stone jelly for all reinforced cement concrete items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per is:9103 to accelerate, retard setting of concrete, improve work