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| 1 | Conducting Geophysical survey including conveyance of survey instrument and otherlabour charges |
| 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 Department Officers) including construction of mud pit.p No 281 TWAD 12(A) Drilling charges( Upto 150 m below GL ) |
| 3 | Drilling charges( From 151Upto 180 m) |
| 4 | Drilling charges( From 181Upto 210 m) |
| 5 | Drilling charges( From 211Upto 240 m) |
| 6 | Supply and delivery of 150 mm dia PVC Casingpipeincluding cost of all tools and plants etc complete. |
| 7 | Supply and delivery 7.50 HP Submercible motor 50 lpm x 225m head with threePhase As Per IS 8034/2002 With out Panel Board all Accessories including all charge etc complete. |
| 8 | Supply and delivery of 7.50 HP three phase panel board with automatic includingcost &conveyance of all materials to site and all labour charges etc,. complete.p No 110 TWAD |
| 9 | Supply and delivery Pvc insulated and sheathed 3 core flat type 4 sq.mm copper cable conforming toIS 694/1990 |
| 10 | Supply and Delivery of 40 mm UPVC Column Pipe including cost and conveyance with loading and unloading charges etc.,complete., |
| 11 | Supply of the following Water Supply Materials1)2\" G.I Union |
| 12 | 2) 2\"G.I Elbow |
| 13 | 3) 2\" G.I Bend |
| 14 | 4) 2\" G.M Gate Valve |
| 15 | 5) 2\" G.M N R V |
| 16 | 6)160mm end cap |
| 17 | 7)2\" M.S.Clamp set |
| 18 | Supply and Delivery of 63 mm PVC 6 kg /cm2 Pipe and 50 mm GI Pipe including cost and conveyance with loading andunloading charges etc.,complete.,63 mm PVC 6 kg /cm2 Pipe |
| 19 | Supply and delivery of MSKiosk of size 0.75mx0.45mx0.75m made up MS angle of size 50mmx50mmx4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plate of size 25mmx3mm including cutting, welding, grinding , locking arrange |
| 20 | Earth work excavation and depositing on bank with initial lead of 10 meters and initial lift of 2 meters in hard stiff block cotton hard red earth murrains, gravel, stony earth mixed with small size boulders and hard gravel soil etc., complete as per standard specification (ss 20B) |
| 21 | Cement Concrete 1:4:8 mix (One Cement and Four Sand and Eight aggregate) including cost andusing 40mm metal including Cost and Conveyance of all materials to site and all labour charges etc., complete complying with standard specification. |
| 22 | Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size9 ” x 4 3/8 “x 2 3/4 ”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. Complying with std. specifications |
| 23 | LoweringPVC rigid pipes and specials to trench and laying to proper gradient and alignment jointing with PVC couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc., complete complying with standard specification. |
| 24 | Refilling with excavated excess earth work including all labour charges etc., complete complying with standard specification. |
| 25 | Plastering with C:M 1:5 mix using 12 mm thick including cost and conveyance of all materials to site and all labour charges etc., Complete complying with standard specification. |
| 26 | Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable with proper 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. TWAD PG.NO 308 |
| 27 | Exterior Emulsion paint Two coats with good quality of approved Emulsion paint including cost of all materials to site and all labour charges for mixing applying and proper curring etc., Complete as per Standard Specifications |
| 28 | Supply and fixing of TNEB meter board suitable for 32A three phase service connection with 3 Nos. 32A fuse unit (500V) 32A neutral link and earth link (1\" x 1/8\" copper flat) on TW plank of size 600mm x 450mm x 19mm withsupporting TW reepers of 1\" thick an either side with painting with suitable bolt and nuts for fixing the TW plank on wall with earth connection and inter connection with 7/20 PVC insulated copper wire from EB meter to fuse unit (sd 127) |
| 29 | Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated single core unsheathed copper conductor of 1100V on 7 /20 GI bearer wire for service connection mains(sd65)n. |
| 30 | Supply and run of 2 x 4 sq.mm. (22 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 25mm dia GI pipe (Class \"B\") suitably bent at both ends with necessary angle iron upright and end supports for mains (sd 70) |
