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| 1 | M&L for Drilling vertical bore 675 mm dia by Direct Rotary Rig drilling machine at approved site/location in any type of strata for 350 mm ERW casing pipe for various depth including all works to pertaing to boring complete all as specified and directed. Note :- ERW pipe shall be measured and paid under rrelevant item. |
| 2 | All as per item No. 1.00 above but of size 525 mm & depth exceeding 72 mtrs but not exceeding 150 mtrs complete all as specified and directed. |
| 3 | All as per item No. 1.00 above but of size 525 mm & depth depth exceeding 150 mtrs but not exceeding 235 mtrs complete all as specified and directed. |
| 4 | All as per item No. 1.00 above but of size 525 mm & depth depth exceeding 235 mtrs but not exceeding320 mtrs complete all as specified and directed. |
| 5 | All as per item No. 1.00 above but of size 525 mm & depth depth exceeding 320 mtrs but not exceeding400 mtrs complete all as specified and directed. |
| 6 | Reaming (Expanding) vertical bore of pilot bore of 675 mm from (Ground level) 0 to 72 mtr deep below the ground level including all works pertains to boring complete all as specified and directed. |
| 7 | Reaming (Expanding) vertical bore of pilot bore of525 mm dia exceeding 72 Mtr but not exceeding 150 Mtr deep below ground levelincluding all works pertain to boring complete all as specified and directed. |
| 8 | Reaming (Expanding) vertical bore of pilot bore of525 mm diaexceeding 150 Mtr but not exceeding 235 Mtr deep below ground levelincluding all works pertain to boring complete all as specified and directed. |
| 9 | Reaming (Expanding) vertical bore of pilot bore of525 mm dia exceeding 235 Mtr but not exceeding 320 Mtr deep below ground levelincluding all works pertain to boring complete all as specified and directed. |
| 10 | Reaming (Expanding) vertical bore of pilot bore of525 mm diaexceeding 320 Mtr but not exceeding 400 Mtr deep below ground levelincluding all works pertain to boring complete all as specified and directed.NOTE :- (i) The following tests are to be carried out and reports as mentioned to be submitted by the contractor which is deemed to be inckuded in the rates quoted :-(ii) Recording the well discharge during drilling by 90 degree V -notch.(iii) Recording the water bering horizon.(iv) Taking the sample of starta at every 3.0 mtr interval & every stage of change of strata & pracipirtation of lithiologs based on these samples.(v) Preparation of drill time log & submitted to dept.(vi) Carrying out aquifer performance test at constant discharge with draw down & recovery reading.(vii) Yield test as specified (paid separately against Item no 21)(viii) Location of borewell shall be as per CGWB report which is already obtained by dept, copy of reeport shall be made available to Contractor.(ix) Vertical test should be carried out by ther contractor from authrised agencies & report should be within tolarance limit. |
| 11 | Supply and assembling including jointing, lowering and fixing in position ERW plain steel pipe (Seemless) housing/ casing pipe 350 mm bore (nominal dia) 8 mm thickness ,heavy duty \"C\" class confirming to IS-4270:2001plain end pipe jointed and welded coupler ring (welding shall be done through out circumference of the pipe and coupler ring both sides complete all as specified and directed.Make : Jindal/Tata/Surya Roshni. NOTE :- (i) Length of each pipe shall not be less than 4.5 metre except where pipe length required is less than 4.5 meters.(ii) Welding shall be done through out the circumference of the pipe and coupler rings both side. |
| 12 | Supplying, assembling jointing ERW plain steel pipe (seemless) housing/ casing pipe 250 mm bore 8 mm thickness and outer dia of pipe confirming to IS-4270:2001 complete and lowering and fixing position after socket reducer 350x250 mm bore complete all as specified and directed. Make : Jindal/Tata/Surya RoshniNOTE :- (i) Length of each pipe shall not be less than 4.5 metre except where pipe length required is less than 4.5 meters.(ii) Welding shall be done through out the circumference of the pipe and coupler rings both side. (iii) MS reduser socket 350X250 bore wil be measured & paid separately. |
| 13 | Supplying, assembling jointing of MS stainer (slotted) pipe V wired 250 mm bore 8 mm thick confirming to IS-4270 fabricated with pipe slote of size 1.5 mm x 75 mm as per IS-8110:2000provision uniformly distributed on the surface complete all as specified and directed. |
| 14 | S&F mild steel reducer socket 350 x 250 mm dia of suitable length including welding mild strip 40 x 6 mm 2 Nos on each joints extended in 75 mm on each side complete all as specified and directed. |
| 15 | S&F wrought iron bail plug 250 bore 1.5 M long MS pipe welded with 15 mm thick MS plate including 10 mm thick \"U\" hook bar complete all as specified and directed. |
| 16 | S&F well cap for 350 mm dia housing pipe complete all as specified and directed. |
| 17 | S&F mild steel centering guide made but of 50 x 6 mm mild steel flat iron made to shape complete all as specified and directed. |
| 18 | S&F 2 Nos MS flat iron 150 x 15 mm housing clamp for holding to 150 mm dia housing pipe with 16 mm dia MS bolts & nuts and washers complete all as specified and directed. |
| 19 | M&L for packing pea gravels of size 3 to 5 mm natural shape brought direct from river bank packing around casing pipe to entire depth upto bottom of well ground level all as per IS 4097:1967 complete all as specified and directed. |
| 20 | M&L for Developing the bore well with 600 PSI capacity air compressor as required until clear water is obtained including transportation, errection and dismantling of air compressor complete all as specified and directed. |
| 21 | All as per item No. 20.00 above by suitable means for over pumping for subsequent hours untill clear discharge complete all as specified and directed. |
| 22 | Supply of strata sample box with glass cover 3mm thick and having internal dimentions 900x400x150mm deep made of 25 mm thick teak wood plank having peagon hole and fully glazed on one side displaying strata sample as found while drilling tube well and in chart form ( strata chart) at regular interval of 3 mtrs or when lithology changeshaving letters painted, also including preparation of bore well chart on tracing cloth complete showing various strata all as per IS-2800:1991 complete all as specified and directed. |
| 23 | M&L for carrying out drinking water test as per IS 10500-2012 (45 parameters) viz, coliform, E coli,aluminium (as Al), arsenic( as As), Boron (as B), Cadmium (as Cd), calcium (as Ca),chloride (as Cl),,total Chromium (as Cr),colour Copper (as Cu),Cyanide (as CN) detergents,Flurides (as F),Iron (as Fe),Lead (as Pb),Deg c,phenolic compounds,residual free chlorine,selenium (as Se),solid dissolved (TDS), Sulphate (as SO4) ,taste,Total Alkalinity,Total Hardness( asCaCo3) ,Turbidity,Zinc (as Zn), ammonia as total ammonia N,Barium (as Ba),chloamines (as Cl2),silver as(Ag), sulphide (as H2S),molybdenum (as Mo),Nickel (as Ni),Trihalomethanes as ( Bromoform, dibron, oehloromethane, bromodichloromethane, chloroform, mineral oil, polychlorinated biphenyl (PCB), polynuclear aromatic hydrocarbons (PAH) Total pesticides residues,radioactivity test( alpha& beta radiation) at an NABL accredited lab and submission of tests reports in 10 days time from date of collection of sample. Note :- 1. Item will be deemed to include collection of water by the lab supervisused in precense of JE/Engg-In-Charge and incl transportation of samples.2. Lab will be approved by from the GE prior to collection of samples. 3. Location and time of collection will be decided by Engg-in-Charge. |
| 24 | M&L for Yield testing of bore well with the help of \"V\" notch tank by continuous pumping for 16 hrs to determine safe pumping yied of the tube well complete all as specified and directed. |
| 25 | M&L for Electric logging of bore well perecise delineation of granular zones and also the quality of ground water including reports interpretation complete all as specified and directed.Note : (a) Electric logging shall be carried out by approved agency.(b) Unit rate quoted, developing and testing etc at side of work and renewal of the same on completion from the site including necessary supervison and rental charges of rig mchacine compressor and OP unit (any other T&P not specifically inventioned) and no extra payment shall be admissible on this account. |
| 26 | Supply lowering jointing and testing MS black coloumn pipe 3 mtr long heavy duty 150 mm bore wall thicknes 5.4 mm both ends flanged with heavy duty flanged not less than 16 mm screwed and welded inside and outside.The flanged and making surface shall be smooth including welding of 04 strip of 5.04 mm thick 25 mm wide and 50 mm long conversing pipe and flanged both end flanged having 08 Nos predrilled hole not less than 16 mm including rubber gasket nut bolts and washers, pipe should be duly painted with anti corrosive complete all as specified and directed. |
| 27 | M&L for fully automatic star delta starter suitable for upto 40 HP pump set (MUG 50 starter) or any other latest model suitable for 40 HP 5 stage submersible pump) complete all as specified and directed. |
| 28 | S&F PVC insulated flat copper submersible cable heavy duty 16 sqmm 3 core, 1100 volts grade complete all as specified and directed. |
| 29 | Supply, installation, lowering, testing and commissioning of submersible pump - set of not less then 40 HP 5 stagehaving discharge capacity 950 litres per minute at 85 mtr head complete with suitable size of motor,AC, 440 V, 50 Hz, three phase, suitable for lowering inside casing pipe of bore well 350 mm including necessary jointing with MS column pipes with flanged joints, with rubber gaskets, nut, bolts and washers of required size and including electrical connection from starter panel to motor withsubmersible cable as per IS:8034:1989 complete all as specified and directed.MAKE:- KSB / Cromption Greaves/ Calama / KirloskarNOTE:- (i) Column pipe with flanged joints and submersible cable will be measured and paid separately.(ii) The cost of necessary T&P shall deemed to be included in rates quoted.(iii) Submersible pump capacity may increase upto 15% based on head dicided after lagging test report all as directed. |
| 30 | Supply & fixing in replacement sluice valves 150 mm dia class PN-1.6 , IS-14846with flanged ends, stainless steel spindle and iron wheel includingnut boltsand rubber packing complete all as specified & directed. |
| 31 | M&L for construction of valve pit chamber in replacement1250X1250X1000 mm internal dimensions, 6 mm thick MS sheet cover with 2 Nos MS hinges welded to angle iron frame of 40x40x6 mm thick with lifting hook and locking arrangement complete with necessary earth work, brick work in CM (1:6), 230 mm thick,PCC bed (1:4:8) type D2 150 mm thick, cement plastering, finishing 15 mm thick in CM (1:4) and applying a coat of black bituminous paint to the steel surfaces including dismantling and removal of old unserviceble valve pit remains complete all as specified and directed. |
| 32 | Supply and laying in trenches or fixing to wall/pole or passing through pipe in replacement of XLPE insulated heavy duty electric cable with aluminium conductor 1100 volts grade cross sectional area 95 Sqmm 3.5 core complete all as specified and directed. (Note : Incl making good all distributed wall surfaces/ flooring/tilling to match with existing specification) |
| 33 | M&L for Earthing complete with GIplate electrode of size 60cm X 60cm X 6mm buried directly in ground vertically at a depth not less than 2.25 metre below normal ground level with top edge of earth plate at a depth not less than 1.5 metre below normal ground level surrounded from all sides by 15 cm thick and packed layer of charcoal dust and common salt filling in alternate layers etc and connected to and including GI strip of size 32x6 mm up to 7.5 mtr by means of bolts, nuts, check nuts and washers made of brass and protected by light grade 40mm dia upto 7.5 mtr long GI pipe connected to main controlboard and GI pipe light grade 20mm bore for watering and including funnel, wire mesh, RCC pit cover 50mm thick and PCC chamber pit with PCC 1:2:4 type C2 (including excavation and earth work disposal of surplus soil to a distance not exceeding 50 metre) and testing after completion all as specified and shown on plate No 3 of SSR Part-I 2009 including taking down old unserviceable and making test point and all connections complete all as specified and directed. |
| 34 | M&L for structure made ofsuitable size of Iron chanel/girder/MS pipehavingTwo Vertical and one horizontal girder with supporting welded pipes forholdingchain pully block capacity 5 ton, manual typefor lowering and lifting of submesible pumps set upto 45 HP capacityincluding PCC foundation work using of (1:2:4) with ceiling,nut,bolts,washers complete all as specified and directed. |
| 35 | Supply ,installation, connecting in replacement to chlorine Dosing system of net capacity 170 Liters made out of FRP dia 650 x net height 375 + conical 300 mm gross height with stand 1000 mm consisting of water inlet outlet with Y strainer, drain over flow level gauge, agitator 120watt 900RPM single phase flange mounted motor with plastic shaft and impeller and servicetank with high pressure single head adjustable chlorine dosing system induction motor suitable for water treatment chemical mixture tank, 220 volts single phase 950 RPM 746 Watt (1 HP) with long shaft and fan for mixing to chemical in original manufacturer etc complete all as specified and directed. Note :- Old Unserviceable item taken in charge ofdemoloition register. |
| 36 | Supply and fix 150 mm dia bore non return valve isi marked both end flenged suitable for CI pipe including all fitting washer, nut, bolt etc complete all as specified and directed. |
| 37 | M&L for centrifugally cast (spun) ductile iron pressure pipes 150 mm bore for water with socket & spigot ends confirming to IS 8329/2000 in anylength for classification of K9 incl rubber gasket joint suitable for rubber gasket push on with cement mortar lining inside the pipe with outside zinc coating as per IS 8329/2000 complete all as specified and as directed . |
| 38 | Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth and getting out for taking out/laying pipes in soft/loose soil complete all as specified and directed. |
| 39 | Returning, filling,including spreading levelling watering and well ramming in layers not exceeding 25cm thick in solf/loose soil after pipes are laid and tested complete all as specified and directed . |
| 40 | Removing of excavated material not exc 50 mtr distance and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as specified and directed. |
| 41 | M&L for sand cushioning to under ground cables 8 cm thick before laying the cable and 15 cm, thick after laying, stretchingand testing the cable complete all as specified and directed. |
| 42 | M&L for Sub class ‘B’ bricks old size. laid dry flat over the cable abutting each other, length of cable equal to width of brick all as required complete all as specified and directed. |
