Thanajvur District - Providing Deep Borewell at Ganapathy Nagar, Premier hightech city and Office premises in Thirubuvanam Town Panchayat

Drilling of Borewells anywhere in Tamilnadu including transportation from one place to another with in Tamilnadu in alluvial soil sedimentary strata of clay and M 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 Officers) including construction of mud pit.

Pilot Bore upto 60 m depth ending below ground level.

Reaming 200 mm dia pilot bore to 300mm dia bore as directed by the Officer. upto 60 m Depth ending from ground level

Upto 60m

Supply of the following casing pipes of ISI approved quality with wall thickness not less than 7.5mm to 8.5mm with PVC couplers and cement Paste etc. Complete and including packing the annular space with pebbles quality and size of pebbles and the PVC pipe should be approved by the departmental officer.

200mm dia PVC Plain (CM)

200mm dia PVC slot (RS)

200mm dia OD PVC end cap

Labour Charges for inserting PVC casing pipes assembly (with slots or without slots) in the drilled hole including the jointing the pipes with PVC couplers with cement paste etc. complete

Charges for developing the borewell with air compressor of 600CFM. Capacity (minimum 8 hours ) including transportation labour and fuel charges for compressor as directed by the Departmental Officers and conducting yield test by 'V' notch methods.

supply and delivery of 10 HP THREE PHASE SUBMERSIBLE PUMPSET SUITABLE FOR 150MM DIA BOREWELL AS PER IS 8034/2002 WITHOUT PANEL BOARD etc complete as per standard specification. 200LPM x125M

Supply and delivery of Flat cable suitable for submersible pumpset 6 sq.mm

Labour charges for the errection of 10 HP submersible pumpset in the Borewell 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 walls errection clamps pressure gauges up to the exterior wall of pumping room and errection of panel board consisting of DPICN switches starter volt meter ammeter, Three Pilot ( Indicating ) lamps capacitor single phasing preventer water level guard and laying and jointing the cable s and twin earthing as per IE rules etc complete and testing to the pumpset and trial run for 10 Days.

Supply and fixing of GI, PVC pipe and specials including cost and conveyance of all materials and labour charges etc complete as per standard specification.

UPVC 80mm pipe

GI PIPE -80mm

GI -80mmBend

GI -80 mm Union

GI -80mm Flange set

GM Valve -80mm

PVC 90mm Pipe

PVC 90mm TEE

PVC 90mm Bend

PVC 90mm Coupler

Earth work excavation in all types of strata for laying of pipes with the stanard trench width as per Board circular No.28/AE10/P&D /2001/dt 1.10.2001 & JCE (P&D) Lr.No.LM/AE 10/P&D/2001/Dt.22.11.2001

GI 80mm Pipe

PVC 90mm Pipe

Conveying the pipes and specials to trench, lowering into the trenches, laying to proper grade and alignment, jointing with PVC coupler and specials fixing with neat cement paste and testing to the required pressure as per IS including conveyance of water from 1Km lead for filling during testing.

GI 80mm Pipe

PVC 90mm Pipe

Refilling with excavated soil complying with standard specification in layers of 15cm thick well rammed and consolidated after the pipes and specials are laid and tested

GI 80mm Pipe

PVC 90mm Pipe

AMUTHA (BID ID -1038165)