Provision of 5 Nos. of tubewell bore 280 mm dia (Reverse Rotary) in various parks of Sec-16 in Ward No.31 Faridabad.

Amount

Drilling of 685.8 mm dia by direct rotary drilling (Direct circulation method generally according ISI specification no. 288 -1991 (Part I) as amended (up to date ) but modified to the extent of the specifications attended with the schedule of rates item in all kinds of soils , boulders up to 125mm dia except rocky strata including cost of all consumable stores . Fuels, oil , soil , establishing material & transportation of rig and other accessories to the site of proposed bore & back complete in all respect , to the Engineer – in – charge .

Suppling & lowering 280 mm O/D UPVC blue casting Pipe, wall thickness of 1.40 mm as per ISI 2818 –1992 ( Type –CM suitable for wells above 80.0 Mtr 7 upto 250-.0 mtr depth ) of make prince .Finolex /Tirupati/Supreme as amendments up to Dated ISI marked in 3 Mtr length with outside dia of Socket 298 mm with Threads in accordance with basic Profile for matric , trapezoidal threads shall be of Natural rubber conforming to IS : 5382 -1985 having Mtrs. Hardness 65+5 Sh. Into bore hole . In vertical position lowering pole Satisfaction of the Engineer – incharge of the works ,Make

Do screen pipes , slot width 1.5 m to 2 mm Having 6 slots around circumference of pipes Mtrs lowering

Supplying & fixing of well threaded M.S cap for 298Mm outer dia of blue casting pipe ISI 12818-92 (as amended up to date ) to the satisfaction of Engg. In –charge.

Proving & fixing in position suitable bail plug with hook of 298 mm as per IS :226-1975 (with up to date amendments) including the cost of M.S screwed socked etc. complete in all respects to the entire satisfaction of the Engineer-in-charge of the work .

Supplying & packing graded gravel of size should be1.5 mm to 2 mm or as per IS:4097 -1988 (with up to Date amendment) and specification attached with this schedule of items of works . The gravel should be free from dust or vegetable matters packing to be done from the housing pipe to the bottom of liner all around in the bore and will be placed after linter housing pipe have been lowered & suitably clamped. Thickness & size of the gravel Packing will be done after proper screening , w3ashing & drying , as directed by the engineer –in-charge strictly as per relevant ISI .

298 mm M.S clamp as per IS 226-1975 as amended up to date for serving he housing pipe supported on two girders not less then 100 x 150 mm and two meters long each embedded in suitable foundation As approved by the Engineer –in- charge .

Development of Tube well according to clause 9.3 of ISI 2800-1991 as amended up to date specification attached or as directed by the Engineer-in-charge of including the cost of all consumables stores, fuel, oil, compressors, pumps, other tole and plant and machinery etc. as required for this work. (A) When development is done by compressor 600 CFM /250 PSI 500.00 GPM /350 as per suitable rating 43200.000 hours .

Supplying as per IS 225-1976 with up to date amendment deodar wooden box made of 20 mm thick 60cm X 30 cm x 15 cm with lid & locking arrangement and small portion inside for preserving the strata sample received from the bore as directed by the Engineer-in-charge.

Resistivity testing charges foe checking of water/Strata etc.

Digging pit use for collecting water for boring

Supply of 7.5 FTP 10 Stage Submergible Motor pump , CRI Make with all charges loading / unloading , transportation complete in all respect

Lowering of Submersible motor pump complete in all respect

Labour charges for making tee connection with existing line complete in all respect.

2” Pump Nipple new making with flenge

2” MS Clamp HD

Pannel box Hut (MS

7.5 HP control panel CS make complete in all respect

4” Tee C.I (4” x 4” x 4”)

4” Duck foot Bend

4” Vertical pipe with flenge

4” CI Bend

4” Horizontal Pipe with Flenge

Rubber Sheet

4” dia PVC pipe

Expenditure for Water Supply connection From D.H.B.V.N

M/s Bhagwati Services

M/s Bhagwati Services