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| 1 | Dug and Injection Well |
| 2 | Earth work in excavation by mechanical means (Hydraulic excavator) / manual means over areas (exceeding 30cm in depth, 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead upto 50m and lift upto 1.5m, disposed earth to be levelled and neatly dressed.All kinds of soil |
| 3 | Extra for additional lift of 1.5m or part thereof.All kinds of soil |
| 4 | Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and skirting courses, fillets, columns, pillars, piers, abutments, posts and struts etc. upto floor five level excluding cost of centring, shuttering, finishing and reinforcement.1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size) |
| 5 | Reinforced cement concrete work in beams, suspended floors, roofs having slope upto 15° landings, balconies,shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases upto floor five level excluding the cost of centring, shuttering, finishingand reinforcement.1:1½:3 ( 1 Cement: 1½ fine sand : 3 graded stone aggregate 20 mm nominal size) |
| 6 | Centering shuttering including struttings, propping etc. and removal of form work for: |
| 7 | i)Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc. using shuttering ply. |
| 8 | Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Thermo-Mechanically Treated bars of grade Fe-500D or more |
| 9 | Charges for drilling and boring of pilot hole in any soil strata by water jet or any suitable method including collection of samples at various suitable levels and preservation of samples in polythene bags / sample boxes and disposal of excess soil or mud and maintain the pilot hole properly and required staging as per specification ( IS : 2800 ) and directionof the Engineer-in-charge.upto 100 metre depthi) 100 mm dia |
| 10 | Charges for reaming of pilot hole in any soil strata by water jet or any suitable method and disposal of excess soil or mud including the cost for material as required to maintain the pilot hole properly and required staging as per specification ( IS : 2800 ) and direction of the Engineer-in-charge.Upto 100 metre depthFrom 100 mm to 250 mm dia |
| 11 | Washing and development of tube well by using hand pump or by any suitable method and testing of the well as per specification and direction of the Engineer - in - charge. |
| 12 | Providing and shrouding of the deep tube well assembly with washed pea gravels ( 2.0 - 4.75 mm effective size ) as per specification ( IS : 4097) and direction of the Engineer - in - charge.with contractor\"s rigi. with pea gravels obtained from Durgapur, West Bengal. |
| 13 | Providing & lowering of UPVC pipe as per IS:12818 after washing of the bore hole by mini drilling rig as per specification and direction of the Engineer - in - charge. A. with contractor\"s mini rigi) UPVC \"CM\" casing pipes100 mm dia |
| 14 | ii) UPVC \"RS\" pipes100 mm dia |
| 15 | Providing & Placing filtering gravel having effective size of3 mm to 6 mm , stone agrregate 20 mm & brick aggregate 40 mm obtained from local quarry as per specification and direction of the Engineer-in-charge |
