Construction of 11 Nos. High Yield Gravel Packed tube well of 400 mm dia x 120 mtr depth with provision of 11 nos. 05 HP Submersible pump sets and Rising main from boring to sump at Azim Premji University Campus, Itki under D.W. and S. Div. Ranchi,

Construction of 400 mm dia x 120.00 m deep HYGPT Bore well

Cost of Transportation of drilling plant and other equipments accessories and materials as required at drilling site etc. all complete job as per direction of E/I.

Supplying all tools and materials making arrangement additional water required during developing and retesting etc. all complete job.

HYGPT : Drilling of 400mm dia with TC drill bit for tube wells in all kinds of soil including moorum, hard soil, soil mixed with pebbles, shingles, compacted soil, clay, soft and decomposed rock etc., up to 60 meters depth including reaming to facilitate smooth lowering of casing pipe etc. as per specification and direction of E/I.

HYDT : Cost of drilling 200mmX165mmX125 Mtr deep bore well in all kinds of soil and rock in rural area for installation of pump bore set with Hydraulic DTH Rig machine, all complete including supplying all materials, tools, drilling rig, Air Compressor and equipments, as well as fuel, lubricants and cost of transportation of Rig machine and other vehicles up to the site.

Supplying all tools, tackles & lowering of 200 mm dia MS ERW casing pipe of 6mm wall thickness including welding charges, cost of pipe etc. all complete job.

Supplying all tools, tackles & lowering of 200 mm dia MS scree pipe as per a strainer casing pipe and protecting the sides from falling during the process of drilling etc. including cost of pipe etc. all complete job.

Supplying all materials, labour, tools & equipments for fitting & fixing 200mm dia MS cap over casing pipe complete job.

Providing gravel packing with approved best quality gravel in uniformly graded size between 3.16mm(1/8’’)to 9.53mm(3/8’’) including collection ,stacking ,washing &packing in the annular space between the bore hole and the other surface of casing pipe in layer of suitable thickness in the under space as required rate by manual , including all lead& lift ,tec. All complete as per direction of E/I

Supplying all tools, equipment and labour and doing washing, flushing and developments of drilling tube-well to give clean and clear water all complete as per direction of E/I.

Providing brick masonry chamber of inner size 675 x 675 x 450 mm deep for bore well protection having 125 mm thick wall and 80 mm R.C.C cover including cement plaster of exposed surface, etc all complete job

Provision of Submersible pump sets

Supplying submersible pump sets confirming to IS 8034 and motor confirming to IS 9283. Pump shall be suitable for various delivery head and discharge with stainless steel pump shaft and polypropylene/ noryl impeller. Motor suitable for working on 415V÷10%, 3PH, 50 Hz, A.C. supply with cable guard, thrust carbon/ fiber bearing to withstand entire hydraulic thrust, water proof winding shall be provided. The pump set shall be suitable for direct coupling. Pump shall have suitable outlet as per manufacturers design. Anti thrust stream lined non return valve shall be provided with pump. 3 meter submersible copper conductor cable in single/ double run shall be provided with each pump.

Submersible Pump set 150 mm dia (with Bronze/SS Impeller) up to 20 stages

Starter D.O.L. starter with SS Enclouser with 380/415 Volt Coil

3 core PVC Insulated , PVC Sheathed copper conductor flat submersibile cable

3 core 2.5 sq mm

Rope for submersible hang

Wire Protection MDPE Pipe 20mm for GL to Pump Room

Labour Charge

Column Pipe & Rising Main from Boring to Sump

Earth work in excavation in foundation trenches in hard soil (Vide Classification soil item B) and disposal of excavated earth as obtained to a distance up to 50 Mtr. including all lifts, leveling, ramming the foundation trenches, removing roots of trees, shrubs all complete as per approved design, specification and direction of E/I.

Dismantling plain cement concrete work including stacking serviceable materials in countable stacks within 15 M lead and disposal of unserviceable materials with all leads all complete

Providing PCC M-200 with nominal mix of (1:1.5:3) with approved quality of stone chips 20 mm to 6 mm size graded and clean coarse sand of FM 2.5 to 3.0 including screening, shuttering, mixing cement concrete in mixer and placing in position, vibrating, sticking, curing , taxes and royalty all complete as per specification and direction of E/I.

Column Pipes

Manufacture, supply and Delivery of following Nominal dia UPVC column pipes including PVC socket (Coupler),

65mmdia -Density of pipe 1.38 to 1.43 Gm per Cm3 OD:74.5 to 75.2mm wall Thickness End:9mm to 10.7mm, Barrel 9mm to 10.7 mm, Length: 3Mtrs.Rising main (M.J.P) (90.00 Mtr x 11 Nos. Boring = 990Mtr.)

Rising Main

Providing and supplying High Density Polyethylene pipe (HDPE pipe) of 20 mm to 225 mm OD and pressure 6.0 Kg/cm2 and 10 Kg/cm2 suitable for water supply which is available in all standard conforming to ISI -- 63 mm HDPE Pipe-

Providing and supplying High Density Polyethylene (HDPE ) fittings of 20 mm to 225 mm OD and pressure 6.0 Kg/cm2 and 10 Kg/cm2 suitable for water supply which is available in all standard conforming to ISI -- 10% of HDPE & upvc pipe cost

Lowering, Laying and Jointing H. D. P. E./M. D.P. E. pipes in proper position including all specials by compression fitting/electro fusion and butt fusion jointing procedure as per relevant IS Code complete with all materials for jointing procedure like Electro fusion machine, Electric heater/butt fusion welding machine with hydraulic jack, top loading clamp etc. and all labours as directed by engineer in charge as per IS-7634 Part II. MJP 19-20 sec-I-IX sl no -2(i) 63 mm HDPE Pipe-

Earth work in back filling the trenches after laying different types and size of pipes with earth removed during excavation within initial lead and lift as per specification and direction of Engineer-in-Charge. (3.1.1.2)

Qty. As per item No. -1 85% of Excavated Qty. -

Add 18 % GST

Adding Labour Cess @ 1% of Estimated Cost