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tender for providing cement concrete pavement in bharathi nagar to ponniyamman kovil road in kuppam panchayat in thimiri panchayat union , earth work excavation in all clauses of soil such as hard stiff clay, hard gravelly soil as per ss 20 a. , cement concrete 1:4:8 mix using 40mm hbg metal including cost and conveyance of all materials to site including all labour charges for filling etc complete. , supplying & erecting centering for sides & soffiots to concrete works including cost and conveyance of all materials to worksite and all labour charges etc., complete , construction of granular sub-base by providing close graded material, mixing in a mechanical mix plant at omc, carriage of mixed material to work site, spreading in uniform layers with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per clause 401 , providing and laying in position, standardised concrete mix m-30 grade in accordance with is:456-2000 using 20mm and down graded hard broken granite stone jelly for all reinforced cement concrete items of works with minimum cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per is:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the reinforced cement concrete floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers
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