Providing New borewell and erection of submersible motor and laying pipe line works for Ward No. 13,17,18,20,23 in Hosur City Municipal Corporation

Amount

Investigation of Geological survey for finding yield test

Drilling 150mm dia vertical Borewells in Hard rock areas to anywhere in tamilnadu Including transportation to the work site as diricted by the depetmental officers…Etc.. (Up to 150m)

(b) IInd depth 151m to 180 m

From 181m to 210m

FRom 211m to 240m

From 241m to 270m

From 271m to 300m

Supply and fixing of 150mm PVC casing pipe as per IS 12818/2010 etc, complete as per standard specification(Casing shallow depth up to 80 mtr)

Labour charges for inserting of 150mm Dia PVC casing pipes assembly( with slot or without slot) in the drilled hole including Jointing pipes with pvc couplers with cement paste Etc.. Complete,supply and packing the annular Space with pebbles of sixze and quality as approved by the Excutive Engineers of TWAD 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 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 % Duty lpm x m (75x 275) 10 Hp

Supply of 100 Amps Porcelain fuse unit (500 V)of best quality make including cost of handling charges and all other incidental charges.

Supply of 100 A TPN switch disconnnector fuse units in sheet steel enclosure with HRC fuses Double break with ISI make including cost of handling charges and all other incidental charges.

Supply of 63 Amps 30MA RCCB/ELCB (Four Pole) switch with ISI make including cost of handling charges and all other incidental charges.

Supply of 10 sqmm Pvc Insulated Single Core Multi Strand Fire Reterdant Flexible Copper Cable. with ISI Mark Conforming to IS 6 Sqmm Copper wire of best quality make including cost of handling charges and all other incidental charges.

Supply of 3 core 6 sqmm Jointing of XLPE Insulated and Sheated 3 Core Flat Type Copper Cable Conforming to IS 694/1990 and as amended Thereafter with ISI make including cost of handling charges and all other incidental charges.

Supply of 4 core 16sqmm JOINTING OF L.T. CABLES- 3,3.5,4 CORE 1.1 KV GRADE ARMOURED ALUMINIUM CONDUCTOR CABLE CONFORMING TO IS 1554 PART I AND AS AMENDED THEREAFTER WITH ISI MARKING with ISI make including cost of handling charges and all other incidental charges.

Supply of 2" UPVC Column pipe Supreme Heavy with ISI make including cost of handling charges and all other incidental charges.

Supply of 2" GI Bend with ISI make including cost of handling charges and all other incidental charges.

Supply of 2" X 36" pipe nipple with ISI make including cost of handling charges and all other incidental charges.

Supply of 2" GI Flange Set with ISI make including cost of handling charges and all other incidental charges.

Supply of 2"GM Non return valve with ISI make including cost of handling charges and all other incidental charges.

Supply of 2"G I Ordinary Coller with ISI make including cost of handling charges and all other incidental charges.

Supplying and Delivery of the following sizes of HDPE Pipes PE-100 - PN8 conforming to IS-4984/1995, as specified to technical specifications in standard length including labour charges for loading, un-loading and staging at stock yard etc.., complete as per standard specification as directed by the Department Officers.(p.no.29) 90mm HDPE Pipe 90mm HDPE Pipe

Earth work excavation and deposition on the bank with an initial lead and lift of 10 meters and initial lift of 2 meters in hard stiffy clay stiff black cotton hard red earth murram, gravelly soils(SS20B) etc., complete as per std., specification.

Lowering the following HDPE pipes and specials into trench and laying to proper grade and alignment complete as per standard specification by deparment officers etc.., HDPE Pipe 90mm

Jointing the HDPE pipes and specials and testing the required pressure with water etc.., Complete as per standard specification

Testing of pipes for water supply with hudralic testing equipments by filling with water including cost of water @ 60/KL and testing to recommended Pressure in convenient stretches and attending the brusts if any occurred during the test excluding the cost of pipes but including other incidential and operational charges ETC... complete for the following diameteres of pipes HDPE Pipe 90mm

Labour charges for the errection of submercible motor with pumpset in the bore well includingfixing and jointing of cable with proper clampup to the starter to the require depth and alsofixing pipe to the require depth and value errectionetc.,complete

Refilling the excavated earth in to the trenches after laying the P.V.C. pipe in to the trench including cost of all labour charges and all other incidental charges etc., complete.

VETRI ASSOCIATE