Details: earth work in excavation of foundation in all kinds of hard soil within 50 mtr initial lead, 1.5 mtr initial lift including rough dressing and breaking clods to maximum 5cm to 7cm and laying in layers not exceeding 0.30 mtr depths and as per specification and direction of e-i-c supply and filling in foundation and plinth with river sand, in layers including watering, with cost, conveyance, royalties, and taxes of all materials, cost of all labour, carriage of water, sundries t & p required for the work etc all complete as per the specification & direction of e-i-c c.c.(1:4:8) with 40mm hbhg metal including cost,carriage and royalty of materials etc complete. rcc m-20 grade 20mm down grade course aggregate of approved quality mixing by concrete mixer including hoisting, lowering and laying the concrete in position to proper and level and compacting by vibrators in layers .not exceeding 0.15m depth including watering, curing for required period 28 days,including centering & shutte