Providing Drilling of New Borewell with Pumpset at Indira Nagar OHT in Thondaiman Oorani Panchayat

Providing Drilling of New Borewell with Pumpset at Indira Nagar OHT in Thondaiman Oorani Panchayat

Conduction Geo Physical survey using scienfic instrument

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.

Upto 60 m Depth ending below ground level

From 60 m upto 90 m Depth ending from ground level

From 90 m upto 120 m Depth ending from ground level

From 120 m upto 150 m Depth ending from ground level

Supply and delivery of following PVC casing pipes and specials with ISI Marking

165mm OD PVC plain casing pipes

165mm OD PVC Slotted casing pipes

165mm OD PVC Threaded end cap

Reaming 140/150 mm dia pilot bore to 300mm dia bore as directed by the TWAD Board Officer.

Upto 60 m Depth ending below ground level

From 60 m upto 90 m Depth ending from ground level

From 90 m upto 120 m Depth ending from ground level

From 120 m upto 150 m Depth ending from ground level

Labour Charges for inserting 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 and packing the annular space with pebbles of size and quality as approved by the executive engineers of TWAD Board

Charges for developing the Borewell with air compressor of 600 CFM capacity (Minimum 8 Hours) including transportation, labour and fuel charges for compressor as directed by TWAD Officers and conducting yield test by 'V' notch method.

Construction of pedestal for KISOK with size 0.75 x 0.45 x 1.80 in cm 1:5 using bricks of size 8 3/4 x 4 3/4 x 2 1/4 as per TWAD Board type design including painting etc., complete

Supply and delivery of MS Kiosk of size 0.75m x 0.45m x 0.75m made up of MS angle of size 50mm x 50mmx 4mm alround covered with 16 gauge MS sheet and kiosk door made up of MS plates of size 25 mm x 3 mm including cutting, welding, grinding, locking arrangements and labour charges etc.,

Supply and delivery of the submersible pumpset 75Lpm x175m head of 5.00 HP including all charges

Supply and delivery following 5.00 Hp submersible pumpset control pannel board

Supply and delivery of 4.00 sqmm submersible cable for pumpset erection

Supply and delivery of 50mm UPVC Column Pipe and special confirming part - I for pumpset

50mm UPVC Column Pipe

50mm GM Gate valve

50mm Elbow

50mm GM Non return valve

50mm GI Flage Set

50mm MS Clampset

150mm MS Bore Cover

7/20 copper wire

Labour charges for material requored for EB service connection works.

Provision for labour charges for Erection Pumpset

Supply and fixing of 32mm dia GI Pipe for Service wire EB Post to Main

Provision for EB Service Connection (EB Deposit) charges etc.

Provision for Nylon Rope for Bore well

GST Amount for providing Service to Government Contract Works for the above Construction & Maintenance Works. { GST Amount is the Total GST Amount for overall quoted amount (Both Construction and Maintenance) above this row in column "BB" for all works in this package} (Refer Clause 1 & 21 of Section 2 of Instruction to Bidders (ITB) of SBD)

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