Operation and Maintenance of borewell, hand pump, water supply pumping and distribution pipe lines leakages, renewal, rewinding and re-erection of submersible motor in Ward No 6 to 10, 25 to 30 and 32 in zone-2

Amount

Removing the burst P.V.C. Pipes from the pipe line and removal of slushy soil and baling out water and replacing the pipe line with sound pipe including jointing and cost of refilling the pipe line with water for retesting the pipe line etc., complete (excluding cost of sound pipe and jointing materials and earth work) and as directed by the TWAD Board Officers(2.50m) upto 63 mm dia

Removal of centrifugal pumpset/ jet pumps/ submersible pumpsets and its accessories from borewell/ open well for attending repairs including all labour charges and incidencial charges etc., complete 5 Hp Motor

Above 5.00 HP to 10.00 HP

Repairing, rewinding and replacement of bearings, mechanical seal top and bottom washer, O rings, oil, cable for 5 HP submersible sewage pump set with accessories using special tools including all labour charges and incidencial charges etc., complete

Re-erection of centrifugal pumpsets, jet pumpsets and its accessories into the borewell/ openwell including all labour charges and incidencial charges etc., complete 5 Hp Motor

Above 5.00 HP to 10.00 HP

Supply and Delivery of 2.50 Sqmm PVC insulated and Sheathed 3 Core flat type copper cable confirming to IS 694/1990 Including all charges with excise duty and handling charges etc

Removal of deep well hand pumps from borewell upto 40 m depth and its accessories from borewell/ open well for attending repairs including all labour charges and incidencial charges etc., complete

Attending repairs to deep well handpumps for borewells inclusive of removal of G.I. Pipes, Plunger rods, Cylinder and re-erection of hand pumps inclusive of lowering the GI Pipes Plunger rods cylinder, jointing etc.

Conveyance of Hand Pumps and its accessories from divisional stores to site of works, etc, complete i) Conveyance of Filter Point, Handpump with GI Pipes and its accessories from divisional stores to site of works. 50% of the rate of conveyance of hand pumps, with its accessories is applicable for this item for the respective leads as indicated above, ii) If the Mark II hand pump is conveyed in cart track even for part distance 20 % extra over the above rate shall be adopted.

Supply, delivery and fixing of the following ISI make water supply materials including all labour charges etc., complete 2" dia Pipe clamp set

2" dia pvc bend

2" dia pvc Dummy

2" dia G.I Elbow

2" dia G.I Union

2" dia gate valve

2" UPvc Pipe

Borewell Top cover

2" dia pvc pipe

2" dia pvc Tee

3/4" dia PVC pipe

3/4" dia PVC Elbow

3/4" dia Pvc tee

3/4" dia PVC Coupler

Saddle piece

Nylon Rope for Bore-well

2" dia PVC Elbow

Supply and delivery of direct online starter 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).(5hp)

Earth work excavation in all classes of soils and sub soils to full depth as may be required except hard rock requring blasting etc., complete .

Laying & Lowering of Pipe line extn complete as per the standard specification

Refilling excavated earth etc., complete as per the standard specification

Supply and delivery of the following clear water vertical wet type submersible pump suitable for 100mm 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 polesuitable wet type vertical squirrel cage induction motor as per IS9283 /1995 and as amended there after, suitable for operation in AC three phase 415 V+/- 10 %, 50HZ +/- 5 % 5.0 HP Submersible Pump

7.5 HP Submersible Pump

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 trailrun for 10 days. 5.0 HP Submersible Pump

7.5 HP Submersible Pump

Supply and delivery of 150mm dia of (Casing medium) PVC casing Slotted pipe ( Company Slots) including cost and conveyance at site etc., complete as per standard specification ISI make (Twad S no 1.1 pg.no 22)

Supply and delivery of 150mm dia of (Casing medium) PVC casing plain pipe including cost and conveyance at site etc., complete as per standard specification `(Twad S no 1.1 pg.no 22)

Labor charges for inserting the P.V.C. casing pipes assembly with slots (or) without slots in the drilled holes including joining the pipes etc., complete, supply and packing the annular space with pebbles of size and quality as approved by the Municipal Engineer excluding cost of casing pipe etc., complete 200mm dia PVC casing pipe (Twad Sor 12.e pg.no 304)

Vijaya Construction