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| 1 | Clearing grass and removal of rubbish upto a distance of 50 m outside the periphery of the area |
| 2 | Earthwork in excavation by mechanical/ manual means in all types of strata comprising any of the materials such as soil, silt, sand, clay, gravel, moorum of all varieties, shingles, pebbles, all types of conglomerates, laterite rock, soft rock, ordinary rock, disintegrated or wethered rock, fissured/shattered, decomposed rock and all such other materials either in full or in parts as the case may be by adopting any approved method or methods as may be convenient or permitted including chiseling, wedging etc. but blasting prohibited in all conditions such as dry, moist, saturated, submerged, foul conditions etc. including pumping or bailing out water/dewatering including setting out construction of shoring, strutting, and bracing, removal of stump and other deleterious matter, dressing of sides and bottom, providing barricading, danger lighting, guarding etc. backfilling the excavated earth to the extend required and disposing of surplus excavated soil/rock at specified areas with all lead and lifts etc. as per specification and drawing and as directed by the engineer in charge etc. complete |
| 3 | Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete. |
| 4 | Centering & Shutteringincluding Struttings, propping etc. and removal of formwork fora) FoundationsFootings ,bases for columns and mass concrete |
| 5 | Providing & laying cement concrete 1:2:4(1 cement:2 coarse sand : 4 graded granitic or basaltic stone aggregate, 20 mm, nominal size),excluding cost of centering shuttering and finishing ina) All works upto plinth level |
| 6 | Providing and laying in position (1:11/2:3) Reinforced cement concrete excluding the cost of centering, shuttering, finishing and reinfrocement (1 cement: 1½ coarse sand:3 graded stone agg 20mm nominal size) a) All works upto plinth level |
| 7 | Providing TMT steel reinforcement bars of (SAIL, TATA. VIZAG, JSW Steel Ltd.) )(Confirming to IS 1786 of 1986)for RCC work (conforming to I.S. 1786 of 1986) including bending, binding & placing in position in all the floorsalongwith the factory made precast concrete cover blocks of specified sizes whose compressive strength is not less than that of surrounding concrete in the structural member. |
| 8 | Providing and fixing PVC WATER SEAL in construction joints as per design and drawing shall withstand the pressure to the tune of 5kg/cm2 of approved quality and conforming to relevant IS code and shall be of one piece and jointing of small pieces shall be avoided, the nominal width shall not be less than 305 mm and the thickness shall be between 9.00mm to 12.00mm and shall withstand minimum hydro static pressure of 30m of water, including the cost of all materials, labourers, tools and plants required in the operation of above work and including incidentals involved as per specification, drawings and directives of Engineer-in-charge. |
| 9 | 6mm cement plaster 1:3 (1 cement : 3 fine sand) as per direction of the engineer in charge |
| 10 | Providing & Fixingrailing 1.25 m high made out of boxes of2 nos of ISMC100 welded together 1.50 m in heightand placed at 2m c/c with handrail and bottom rail of square tubes 80x60x4 mm and 12 nos vertical members ofsquare tube 40x40x3.2mmwelded between the end posts etc complete with necessary embedments and concrete blocks for strengthening including painting with one coat primer and two coats of paint as directed by the Engineer in charge |
| 11 | Stone pitching of 22.5 cms thick using laterite stone of approved quality in cement mortar 1:5( 1 cement : 5 coarse sand) including supplying of stone and preparing surface etc. Complete |
| 12 | Supplying and fixing of fibre glass reinforced plastic (F.R.P) needles, alongwith FRP coated MS Frame suitable for FRP needle.FRP needle shall be made from standard quality fibre glass composite materials. Smooth surface shall be provided from both the sides of the needles, toung and box type groove shall be provided to the needles for interlocking into each other. Box type groove protect the edge of the needle. Rubber seal of size 15 mm x 4 mm thk shall be fixed into the groove for water tight performance. Handles shall be provided at two locations for lifting and lowering of the needle into the frame. The FRP needle are to be tailormade section as per size required at site for closing the bandhara . b) For thickness of needle 65 +/- 3 mm ( hallow type ) for the water depth 0 mtr to 2 mtrs from top and width not more than 2.0 mtrs in clear span |
