tender for earth work in excavation by mechanical means (hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. all kinds of soil. , providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to plinth level : 1:4:8 (1 cement : 4 coarse sand (zone-iii) : 8 graded stone aggregate 40 mm nominal size) , providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - all work up to plinth level :1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) , providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing : 1:1½:3 (1 cement : 1½ coarse sand (zone-iii) : 3 graded stone aggregate 20 mm nominal size). , centering and shuttering including strutting, propping etc. and removal of form for all heights : foundations, footings, bases of columns, etc. for mass concrete , centering and shuttering including strutting, propping etc. and removal of form for all heights : small lintels not exceeding 1.5 m clear span, moulding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like , 12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand) , supply of earth including royality, excavation, and carriage earth by mechanical transport upto 15 km lead & all lifts including loading, unloading and banking the same in layers not exceeding 20 cm. in depth breaking clods, watering, dressing up embankments for road, flood banks, marginal banks and guide banks or filling up ground depression , 75 mm thick back filling for pitching including supplying of required materials and consolidation etc. complete with : moorum , 75 mm thick back filling for pitching including supplying of required materials and consolidation etc. complete with : stone aggregate 20 mm nominal size , 75 mm thick back filling for pitching including supplying of required materials and consolidation etc. complete with : stone aggregate 40 mm nominal size , dry stone pitching 22.5 cm thick including supply of stones and preparing surface complete. , brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in foundation and plinth in:cement mortar 1:4 (1 cement : 4 coarse sand) , hiring of 10 hp diesel pump for pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like. , providing and laying in position ready mixed or site batched design mix cement concrete for plain cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, portland pozzolana/ordinary portland /portland slag cement, admixtures in recommended proportions as per is:9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering and finishing as per direction of the engineer-in-charge; for the following grades of concrete. note: extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. in case the cement content in design mix is more than 110% of the minimum specified cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement. all works upto plinth level : concrete of m10 grade with minimum cement content of 220 kg /cum , providing and laying rmc of m-25 grade by using minimum 330 kg. of cement (43 grade opc) per cum of concrete in roads/streets manufactured in automatic rmc plant using coarse sand and graded stone aggregate of 20 mm nominal size in appropriate proportion as per approved design criteria including transportation to site in transit mixer, including cost of concrete to improve workability wit out impairing strength and durability as per specification including spreading and compacting mechanically by using needle and surface vibrators, leveling to required slops and camber, finishing by contractor/expansion, construction of cross/ longitudinal joints with approved joints filler and sealants, etc. complete as per direction of engineer-in-charge(cost of joint filler & sealants shall be paid for separately under relevant item). note: the cement considered in rmc m-25 is 330kg/cum. if any deviation in quantity on lower side is observed subject to approval of job mix formula by engineer-in-charge, a recovery of cement @ rs. 10 per kg. will be deducted. rmc m-25 with cement content less than 300 kg/cum shall be rejected. excess cement used more than 330 kg/cum will not be paid