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| 1 | Geophysical Investigation charges including preparation of Geophysical report as per TWAD Board type circular including all cost of transportation and handling charges etc.,complete |
| 2 | Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and sand stone shale pebbles boulders etc. By first taking a pilot bore of 140 mm/150mm dia and then enlarging to required dia direct or reverse rotary mud circulation method using rotary rigs, fuel, labour and drilling bentonite and water required for drilling at site ( Site will be shown by the TWAD Board Officers) including construction of mud pit. |
| 3 | Upto 150M.00 M below ground level |
| 4 | From 151.00 M to 180.00 M |
| 5 | Supply and delivery of150mm OD 6KSCPVC casing pipe for bore well including cost and conveyance of materials and labour charge for errection of casing pipe etc., Complete as per Standard Specification |
| 6 | Supply and delivery of 50LPMX75 HEAD) THREE PHASE SUBMERSIBLE PUMPSET SUITABLE FOR 15OMM DIA BOREWELL AS PER IS 8034/2002 WithOUT PANEL BOARD Supply and delivery of clear water vertical wet type submersible pump conforming to IS 8034/2002 and as amended thereafter and BEE 3 Star Rated capable of discharging noted LPM against head of water column due to all causes. The pump shall be with stainless steel shaft and dynamically balanced bronze or Cast SS impeller, brass screws and CI FG 200 grade pump bowl/diffuser with ISI mark. Thepump shall be directly coupled to a continuos rated two pole suitable wet type vertical squirrel cage induction motor suitable for operation in AC single phase 230 V+/- 10 %,50 HZ +/-5 % |
| 7 | THREE PHASE PANEL BOARD STAR WITH TWO LEVEL GUARD AND AUTO STARTSupply and delivery of direct online starter confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/single Phase/50HZ(± 5%) and 230 V(±10%) including Ammeter, Voltmeter, Thermal Overload relay, 16 Amps 2 pole Magnetic Contactor with under Voltage protection, Indication lamp, starting capacitor, running capacitor and On/Off Push button switches, 5 way connector, wiring with 1 sq. mm/1.5 sq. mm copper PVC insulated cable, powder coated vermin proof box including the capacitor (the cost of capacitor is to be taken separately). |
| 8 | Supply and delivery of 4.00sqmm flat type PVC insulated 3core copper cable confirming to IS694/1990 with ISI Marking suitable for submersible pump set etc complete |
| 9 | Supplying and fixing in pisition of the following PVC and G.I specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc.,complete complying with standard specification. |
| 10 | 50mm HDPE Pipe (PN 8) |
| 11 | 40mm UPVC Pipe |
| 12 | Bore Well Nylon Rope |
| 13 | Borewell Cover Plate |
| 14 | Bore well Clamp |
| 15 | 50mm GINRV |
| 16 | 40mm GI Union |
| 17 | 40mm GI Bend |
| 18 | 40mm GI Pipe |
| 19 | 50mmx32mm PVC Reduer |
| 20 | Host collar Joint |
| 21 | 1000Lit Tank |
| 22 | Supply and run of 4 of 4 sq.mm. (56 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V grade on 7 / 20 GI bearer wire for service connection mains (SD 68) |
| 23 | Construction of pedestal for HDPETank of size as per standard type design including ,E,W , P.C.C.1;4;8 Mix B.W,Plastering,Cement painting for PedestalOf Size(1.30x1.30x1.50) and all other materials cost and all other labour charges etc., complete with standard specification |
| 24 | Supply and delivery of MS Kiosk of size 0.75m x 0.45m x 0.75m made up of MS angle of size 50mm x 50mmx 4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plates of size 25 mm x 3 mm including cutting, welding, grinding, locking arrangements etc., |
| 25 | Construction of pedestal for Kisok box of size as per standard type design including ,E,W , P.C.C.1;4;8 Mix B.W,Plastering,Cement painting for PedestalOf Size(.75x0.75x1.50) and all other materials cost and all other labour charges etc., complete with standard specification |
| 26 | Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable withproper clamps upto the starter to required depth and also fixing of riser pipes to the required depth valves erection clamps, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPICN switches starter, voltmeter, Ammeter, three pilot (indicating) lamps capacitor single phasing preventor, water level guard and laying and jointing the cables and twin earthing as per IE rules etc., complete and testing the pumpset and trail run for 10 days. |
| 27 | Dismandling Existing Damaged PCC 1:2:4 all other connecting connectivity with all other Complete.., |
| 28 | Earth work excavation for foundation and depositing on bank with in the initial lead of 10m and a lift of 2m in hard stiff clay, stiff block cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders etc. complete. complying with std. specifications. |
| 29 | Towards labour charges for laying of pipe line with specials to proper slopes and gradientsincluding all cost and conveyance etc.,complete as per standard specification. |
| 30 | Refillng with excavated earth after laying the pipes into the trenches includingall labour charges etc., Complete as per Standard Specifications. |
| 31 | Plain Cement Concrete 1:2:4 Mix (one part cement, two part sand and four part of aggrigate) using 20mm size ISS HBG metal machine crushed from approved quarry including cost and conveyance of all materials to site, loading and unloading charges and labour charges for mixing, laying and curing etc., complete as per TNDSS NO: 28 & VI (S2) VI (S5A) VII standard specifications as directed by Engineer incharge. |
| 32 | Service Connection mains and all other Labour charges etc., Complete as per Standard Specifications. |
