PROVIDING THE BOREWELL WITH MINI POWER PUMP AT MAKALIAMMAN KOVIL STREET WARD NO.23 IN KANCHEEPURAM CORPORATION

Conducting physical survey for identification of suitable location for borewell including the loading, unloading and transporting charges for machineries etc., complete as per standard spedifications.

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 TWAD SOR Upto 60 m Depth ending below ground level WD-W0834

From 60 m upto 90 m Depth ending from ground level WD-W0784

From 90 m upto 120 m Depth ending from ground level WD-W0785

From 120 m upto 150 m Depth ending from ground level WD-W0786

From 150m upto 170 m Depth ending from ground level WD-W0786

Supply of 150mm dia PVC casing pipe with including cost and conveyance of pipes to work site and all handling charges etc complete TWAD SOR 150mm CM Pipe WD-M0028

Supply of 150mm dia PVC Ribbed Screen pipe with including cost and conveyance of pipes to work site and all handling charges etc complete TWAD SOR 150mm RS Pipe WD-M0029

Supply of 200mm dia PVC casing pipe with including cost and conveyance of pipes to work site and all handling charges etc complete TWAD SOR Pg.No.22 200mm CS Pipe (Covering Pipe) WD-M0030

Labour Charges for inserting 140mm OD PVC Casing pipes assembly (with slots or without slots) in the drilled hole including jointing the pipes with PVC Couplers with Cement paste etc., complete,

Supply of PVC insulated and sheathed 3 core 4 sq.mm flat type copper cable conforming to is 694/1990 and as amended thereafter TWAD SOR WD-M1975

Supply and delivery of clear water vertical wet type three phase 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 continous rated two pole suitable wet type vertical squirrel cage induction motor as per IS9283 /1995 as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50 HZ +/- 5 %. TWAD SOR. 3HP - 50 X 100 Lpm WD-M1618

Supply and delivery of direct online starter three phase panel board - D.O.L with two level guard and auto start confirming to IS13947, IEC60947-1 and as amended thereafter with suitable KW rating for operation in AC/Three 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 SOR. 3HP - Panel Board WD-M1910

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 Upto 5.00 HP WD-W0871

Construction of Brick masonary padestal of size 1.20 x 1.20 x 1.20m with Nessary . Earth work Excavation Base concrete Brick work in cement mortar 1:5mix plestring 1:5mix alround with Dadoing tiles of best quality with of room of Tank pedastel of finishhing work is Neatly of size 1.20 x .60 x .30 and E.B.Box padestal of size 0.60 x 0.45 x 0.90 with Brick work as nessary plestring work including cost all labour and materisls charges etc., complete ., as per standard specification as directed by the departmental officers.

Supply and delivery and fixing of 1000 HDPE tank as per IS 12701 / 1996 including loading, unloading, transportation and labour charges for fixing of the GI Pipes and specials for pipe connection works including cutting, threading and fixing charges etc., TWAD SOR WD-M1418

Supply and delivery of UPVC & GI Pipe and specials and other jointing materials and including cost and conveyance to work site and handling labour charges etc complete Pipe Line 32mm UPVC Column Pipe WD-M0049

32mm GI Pipe WD-M0487

Specials 32mm GI Bend WD-M0602

40mm M.S. Clampset WD-M0617

32mm G.M. Gate Valve WD-M0618

Adaptor Set

SD Tap M-0508

Nylon Rope for Borewell M-1072

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated single core unsheathed FRLS 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

Supply and run of 2 of 4 sq.mm.PVC insulated Scunsheathed FRLS copper conductor of 1100V on 7/20 GI bearer wire for service connection mains SD 65

Supply and Delivery of 600 x 600mm SFRC Manhole with Frames including all materials and labour charges etc complete., M-0714