Providing 6inch dia borewell at SMP Colony in ward 34

Amount

Providing Geological survey to fix the borewell point

Drilling 150mm dia borewell in all kinds of soils expect hard rock by first taking pilot bore and than enlarged to the required dia to enable to inserting the P.V.C. casing pipe by directed rotary mud and circulation method including all labour and hire ( TWAD Pg:300)

Supply of 150mm dia P.V.C.casing pipe (TWAD Pg:22 Sl:1.1

Labour charges for inserting 150mm O.D. PVC casing pipes assembly (with slot or without slots) in the drilled bore including jointing the pipe etc. complete TWAD-DATA-P- 283

Drilling of borewell anywhere in-Tamilnadu including transportation from one place to anothar place within Tamilnadu in alluvaial soil or sedimentary strata of clay and sand or sand, stone, shale, pebbles, boulders etc., by first taking a pilot bore of 140/150mm dia and then enlarging to requierd dia by direct or reverse rotatry mud and circulation methd using contractor's rig, fuel, labour, drilling, at the site shown by the Deparment Officers including construction of mud pit.TWAD 22-23 P-302 Sl-12 iii

Developing the borewell with air compressor of 300 cfm capacity (min 8 hours) including transportation labour and fuel charges for compressor as directed by corporation yield test by ''V'' notch method. TWAD 22-23 P-305 Sl- e

THREE PHASE SUBMERSIBLE PUMPSET SUITABLE FOR 150MM DIA-3HP BOREWELL AS PER IS 8034/2002 WITHOUT PANEL BOARD Supply and delivery of clear water vertical wet type submersible pumpset suitable for 150mm dia borewell conforming to IS 8034/2002 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. The pump shall be directly coupled to a continuos rated two pole suitable wet type vertical squirrel cage induction motor asper IS 9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/-10%, 50HZ +/- 5 % , 50 lpm x 75mtr TWAD 22-23 P-102 Sl-5

THREE PHASE PANEL BOARD- D.O.L. WITH TWO LEVEL GUARD AND AUTO START Supply and delivery of direct online starter confirming to S13947 and IEC 947 suitable KW rating for operation in AC/single Phase/50HZ(± 5%) and 415 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). TWAD 22-23 P-114 Sl-11.1 (5)

Supply of PVC pipe and G.I pipes and PVC pipe & Specials. Supply and delivery of PVC insulated and sheathed 3.5 sq.m copper cable conforming to IS 694/1990 suitable for submersible pump set.. TWAD-DATA-P- 116

40mm UPVC Pipe TWAD-DATA-P- 24 Sl no :3

Nylon Rope

32mm Gi bend TWAD-DATA-P- 46

32mm GM gate Valve TWAD-DATA-P- 46

32mm GM non return Valve

32mm Gi elbow TWAD-DATA-P- 46

32mm Gi Pipe TWAD-DATA-P- 40

20mm Gi pipe TWAD-DATA-P- 40

20mm Gi Coupling TWAD-DATA-P- 46

20mm hex nippleTWAD-DATA-P- 46

20mm Tap

40mm Clamp set TWAD-DATA-P- 46

150mm borewell cover

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.308 17C)

Labour charges for over head wiring from E.B. pole to pump room by fixing 32 mm dia G.I. Pipe to the required height over roof slab of pump room as directed by E.B. authorities including fixing MS clampset ‘U’ kondi, 7/20 G.I. wire 7/20 PVC insulated, copper wire reels, TW meter board, ariel board earth plate, G.I.bolt & Nuts, PVC hose, fuse carrier etc, Complete.

Add GST 18%

T. Saravanan

BAVITHRA BUILDERS