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| 1 | Clearing compound premises of shurbs, plants, jungles etc. by cutting and removing as directed (Payment to be made on area cleared) |
| 2 | Surface dressing of the ground in any kind of soil including removing vegetation inequalities not exceeding 15 cm depth and disposal of the rubbish within a lead upto 75 m as directed. |
| 3 | Drilling of bore hole of suitable diameter upto required depth by water jet system through any type of soil including hire and labour charges for boring pipes, scaffolding, other tools and plants etc. and taking out the same all complete and other incidental works in this connection. The bore hole should have minimum 65 mm gap in between outside of the tube well pipe and the bore.For lowering 100 mm dia GI/PVC pipe |
| 4 | Labour for fitting and fixing G.I. specials including cost of jointing Materials.(a) PlugAbove 80 mm upto 150 mm dia. |
| 5 | (b) SocketAbove 80 mm upto 150 mm dia. |
| 6 | (c) Plain TeeAbove 80 mm upto 150 mm dia. |
| 7 | Labour charges for lowering of pipe, strainers, blank pipe etc. and fitting, fixing the same including cutting, threading where necessary complete including bucket washing and other incidental works in this connection.100 mm dia G.I. Blank pipe, Bottom Plug with cutter, Brass Jacketted / stainless steel strainer/ PVC strainer/ screen/ slotted pipes. |
| 8 | Electrologging of bore hole of different dia tubewell for locating water bearing strata and saline aquifer, if any, after conducting relevant geophysical tests. All test reports, compiled data and raw data sheets should be submitted to the Engineer-in-Charge (Cost is inclusive of all charges for equipments, labour, data aquisition & compilation of data sheets as per direction of the Engineer-in-charge) |
| 9 | Washing and development by pumping with 30 cum per hour capacity pump for a period till sand free water comes out and the discharge is about 30 cum per hour, followed by final yield test; inclusive of all tools, plants and scaffolding and Tube-well hire charge of submersible pump, generator etc. all complete |
| 10 | Charges for Mobilisation of drilling equipments, tools and plants etc. and transportion of departmental materials from Sub-divisional store to work site and returning excess departmental materials if any, to Sub -divisional store after completion of work. |
| 11 | Painting with ready mixed black japan of approved make and brand including smoothening surface. (a) Two coats. |
| 12 | Cement Concrete (1:2:4) Base Block of (600 x 600 x 300 mm) for fixing base of P. Tube. |
| 13 | Packing annular space in between the outside of the well pipe, where necessary, with puddled clay balls of approved size as per direction of the Engineer-in-Charge with cost of all materials and labours complete. |
| 14 | Supply of gravel for use as pack in tube well of 2 mm. to 4 mm. size (as per IS:4097) and gravel treatment of tubewell including screening, washing, cleaning etc. of the gravels at site, all complete as per direction of the Engineer-in-Charge. (i) For sites within 4 KM. from all weather metal road. a) For South Bengal District. |
| 15 | Supplying of PVC Casing pipesISI marked IS-12818 100 mm dia. 5 mm thick. (CM) |
| 16 | Supply of PVC Casing pipes ISI marked IS-12818 100 mm dia. 5 mm thick. Screen Ribbed (Medium) |
| 17 | Supplying, fitting and fixing including supplying of suitable joining compound for fixing in position, threading, if necessary etc. all complete.100 mm dia. CI cutter piece upto 450 mm long with socket. |
| 18 | Supply of G.I. Plain Tee of approved brand and make100 dia. |
| 19 | Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS: 1239 (Part - I).(A) EndPlug 100 mm (Dia) |
| 20 | Supply of PVC pipes & fittings Schedule 80 (medium duty) conforming to ASTMD - 1785 and threaded to match with GI Pipes as per IS: 1239 (Part - I).Socket 100 mm (Dia) |
| 21 | Supplying, fitting & fixing G.I. Cap at Top 100 dia. |
| 22 | Supplying, fitting & fixing of M.S. Supporting clamps in two halves of 250 mm x 65 mm x 8 mm size with 2 (two) nos. of bolt of 12 mm dia, 65 mm long with necessary nuts, washers etc. provided on either side of the clamp [i.e total 4 nos of bolt with nuts, springs and flat washers for holding & supporting 50/80 mm tube well assembly on concrete block. |
| 23 | Supplying, fitting & fixing in position G.I pipes of TATA make for underground works with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbow, nipple, short piece etc. including cost of all materials, jointing materials, cutting pipes, making threads, cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and spec ials with bituminous paint complete in all respect.100 mm. dia. medium quality. |
