Providing Borewell at Sekkadu Compost Yard in ward no 37

Amount

Towards cost of Geophysical investigation survey charges.

Supply and delivery of 200mm dia of (Casing medium) PVC casing plain pipe including cost and conveyance at site etc., complete as per standard specification `

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

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 `

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.

Drilling 150mm dia pilot bore to the required depth Below ground level.

Drilling 150mm dia pilot bore up to 60 m to 90 m from Ground level.

Drilling 150mm dia pilot bore up to 90 m to 120 m from Ground level.

Drilling 150mm dia pilot bore up to 120m to 150 m from Ground level.

Supply and delivery of 200mm dia(8”) PVC end cap including cost and conveyance etc., complete

Reaming from 150mm dia pilot bore to 200mm dia size bore as directed by the Departmental Officer, to the required depth up to 60 from Ground level

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

Charges for developing the bore wells with Air Compressor 600cfm (Minimum 8 hours) including transportation labor and fuel charges for Compressor as directed by the Departmental Officer and conducting yield test by “V” notch method.

Supply and Fixing of 5 HP Motor Submersible Pump set ISI mark IS 8034Without panel board 75LPM and 60M Head including Fixing Charges and all Charges etc. Complete.(Rate with TNVAT @4% on Basic cost Excise Duty)

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).

Supply and Delivery of 4 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

Towards Labour Charges for the errection of Submersible pump set in bore well including fixing and jointing submersible cable with proper clamps up to the starter to riser pipes to the required depth valves erection clamps, pressure gauge up to the exterior of panel board consisting of TPICN switches starter ,Volt meter, 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 pump set and trail run for 10 days 2 HP Plat form All round

Supply and run off 4 to 6 Sq.mm polythene insulator and PVC sheathed (Heavy Duty) service meter Aluminium cable of 1100 V grade on bearer wire for servive connection mains (TWAD Sl.no.12.0)

Supply, delivery and fixing of the following ISI make water supply materials including all labour charges etc., complete

MS Pipe clamp set (TWAD S.No.5.1)

2" dia pvc bend (SOR Sl.No.395C)

2" dia G.I Elbow (TWAD S.No.5.2)

2" dia G.I Union (TWAD S.No.5.2)

2" dia gate valve (TWAD S.No.5.2)

2" U Pvc Pipe (TWAD)

2" dia pvc pipe (SOR Sl.No.394)

2" dia pvc Tee (SOR Sl.No.395D)

3/4" dia G.I Tee (TWAD S.No.5.2)

3/4" dia G.I Elbow (TWAD S.No.5.2)

3/4" dia Pvc Tap (SOR S.No.160)

3/4" dia GI Coupler (TWAD S.No.5.2)

saddle piece (TWAD S.no.5.1b)

Supply and fixing of 25mm G.I. service pipe with bend including cost and conveyance etc., complete., as per standard specification as directed by the departmental officers

Supply and fixing of 0.75 x 0.75 x 0.45 size made up with MS angle and plats of a kiosk erected on a masonary pedsal for protecting accessories etc., complete complying with standard specification.

J.Azaruddin (BID ID -1304721)