Erode Dt Lakkampatti tp 2025-26 15th fc tied grant Drilling of borewell work

Amount

Geophysical Investigation charges including preparation of geophysical report as per TWAD Board type circular including all cost of transportation and handling charges etc.,complete

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.A) 0m to 150m

Supply and delivery of 150mm OD 6KSC PVC casing pipe for bore well with best approved quality conforming to ISS including all cost and convayance of material to site and labour charges for errection of pipe to the borewell etc., complete.

Supplying and fixing in position of the following PVC / G.I pipes and specials best approved quality conforming to ISS and providing leak proof joint with PVC adhesive etc., complete complying with standard specification.A) 5.00 HP Submersible motor 75LPMX225m Head

5.00 Hp Pannel Board

4.00 sqmm 3core copper cable

40mm UPVC Column Pipe

63mm HDPE pipe

Kisok box

200mm PVC Borewell Dummy

Borewell pipe MS Clamp

Earthwork excavation in all soils and sub soils except hard rock not requiring blasting with initial lead and lift including re-filling the sides of foundation in layer of 15 cm thick watering , ramming ,depositing the surplus earth in the premises as directed by departmental officers etc., complete as per standard specification. as per SS 20 B TNDSS NO: 23&24VI (S2), VII 9,10

Lowering PVC rigid/ HDPE pipes and specials to trench and laying to proper grade and alignment jointing with PVC couplers with cement paste and testing to the required pressure including conveyance of water for filling during testing etc.,Complete

Refilling with excavated earth after laying the pipes into the trenches well rammed and compacted the surplus earth over the pipeline trench including leveling the site complete complying with standard specifications including all labour charges etc., Complete as per Standard Specifications.

Supply and run of 4 x 6 sq.mm.(56Nos/0.3mm.Dia) PVC insulated single core unsheathed copper conductor cable of 1100 V on 7/20 G.I. bearer wire for service connection mains (SD 68)

Supply and Run of 4 x 4 sq.mm(84/0.3) PVC insulated Sc unsheathed Cu.Conductor of 1100V grade in 25mm dia G.I pipe ("B"class) suitable bend at both ends with necessary angle iron up right and end supports for mains.SD 73)

Labour charges for the erection of submersible pumpset in borewell/openwell including fixing and jointing submersible cable withproper 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 trail run for 10 days.

Construction of pedestal for Kisok Box as per standard type design including cost of all other materials cost and all other labour charges etc., complete with standard specification

Construction of pedestal for Sintex Tank as per standard type design including cost of all other materials cost and all other labour charges etc., complete with standard specification

V B N BUILDERRS (BID ID -1423068)