Drilling of 250 MM Dia X 350 Mt. Deep Tube Well (1 Nos.) At Deesa Rural Police Line And (1 Nos.) At Zerda Out Post Dist: Banaskantha.(1st Attempt)

NO. IN FIGURE IN WORDS Rs.

1 Drilling of 300/250 mm dia pilot bore hole in all strata by using mud-flush direct rotary ring by using

Bentonite powder. 700.00 Rmt. 600.00 Rs. Six Hundred Only

2 Reaming 250 mm/300 mm dia pilot bore to 450 mm. dia hole including Assembling, Lowering Housing,

Casing strainer pipe, gravel packing etc.completed. From 200 mm dia to 450 mm dia bore hole. 700.00 Rmt. 279.00 Rs. Two Hundred Seventy Nine Only

3 Conduction electrologing test of 250/300 mm dia bore hole including carting & idle-hour .

2.00 L.S. 18,000.00 Rs. Eighteen Thousand Only

4 (A) Development of each water bearing zones comes/ across up to the full depth of tube well ( size

200/250/300 mm dia. depth more than 150 meter ) by lowering 100 mm dia dropping & 32 mm dia G.I. Rs. Twenty Seven Thousand Seven Hundred

Airline for each zone with suitable capacity air compressor up to the availability of sand free discharge ( 2.00 job 27,777.00

Seventy Seven Only

Without air comp. charge)

(B) Development of above mentioned bore by air compressor 600 cfm./ 150 psi. capacity up to 6 hrs Rs. Twenty Two Thousand Two Hundred

minimum until sand free discharge of the above which ever is latter. 2.00 L.S. 22,205.00

5 Manufacture, supply and delivery of ISI marked ERW MS pipes conforming to

IS: 4270/2001 with latest amendment Rs. Three Thousand Five Hundred Seventy

Rates are exclusive of GST (A) 250 MM DIA pipe (min7.10mm thick) Tata or Jindal make. Only

6 Providing Supply and DILIVERY of cage type trapozodial shape V wire wound low carbon ,glavanized

screen pipe and stainless steel screen pipes conforming to IS 8110 250 mm dia heavy duty including 1.00 280.00 Rmt. 3,058.00 Rs. Three Thousand Fifty Eight Only

MM slot size (B)250 mm dia. (Minimum 7.10 mm thick)RMT.

7 Bail plug of length 0.45 meter made from MS medium class pipe as per IS Rs. One Thousand Fifty Four & Paise Forty

suitable for (C) 250 mm dia. pipe. 2.00 Job 1,054.48

Eight Only

8 Water analysis charges for chemical analysis of water. 2.00 L.S. 1,300.00 Rs. One Thousand Three Hundred Only

9 Excavation for foundation up to 1.5 Mt. depth including sorting out and stacking of useful materials and Rs. One Hundred Twenty One & Paise

disposing of the excavated stuff for all lead and lift. [A]Loose or soft Soil 66.00 Cmt. 121.72

Seventy Two Only

10 Providing and fixing to wall, ceiling and floor trenches blue threaded C.PVC SDR-113.5 I.S.I mark of

following in side dia. Tube fitting & clamps will all required fitting such as reducing coupler, Union,

band plug, end cap, pipe clip, tee, hex nipple, elbow, coupler etc. complete with using bonding material. Rs. One Thousand Seven Hundred Sixty

Rates are including of making good the wall ceiling & floor etc. complete. (excavation of fearth in Eight & Paise Eighty Eight Only

trenches & filling will be paid separately where ever required (A) 80 mm dia.

11 Providing, installation, testing and commissioning of non-return valve of following sizes confirming to

IS: 5312 complete with rubber gasket, GI bolts, nuts, washers etc.as required : 80 mm Dia. Rs. Six Thousand Nine Hundred Twenty Six

& Paise Seventy Seven Only

12 Supply of clay ball made from sticky clay of size 15 mm to 25 mm & quality certified by Hydrologist.

100.00 Cmt 751.00 Rs. Seven Hundred Fifty One Only

13 Supply of Portland cement.

1.00 M.T. 6,302.00 Rs. Six Thousand Three Hundred Two Only

ITEM ESTIMATED RATE [Rs. Ps.] AMOUNT

DESCRIPTION OF ITEMS QUANTITY UNIT

NO. IN FIGURE IN WORDS Rs.

14 Cement sealing as recommended by Hydrologist (without cost of cement) by means of mud pump. Rs. Thirteen Thousand Two Hundred

Seventy Three Only

15 Geophysical & geohydrological ground water investigation for inalisation of one pin point including Rs. Fourteen Thousand Two Hundred Eighty

vehicle charges. 2.00 No 14,286.00

16 clamp made from ms plate with 3 holes on either side with nuts and bolts of standerd make and suitable Per Rs. Two Thousand Seventeen & Paise

size g) 900 mm x 100 mmx16mm flat suitable for 250mm dia pipe. pair Seventy Three Only

17 bore plug of 100mm hight made from ms plate with 3 holes at equel distance on circumference for nut -

bolts type locking arragment with nuts bolts and lock nuts of standard make suitable for 250mm dia pipe. Rs. One Thousand One Hundred Fifty &

Paise Twelve Only

18 steel bent plates suitable to ERW pipe as detailed below ERW pipe 250 mm dia and size in mm

2.00 No 90.80 Rs. Ninety & Paise Eighty Only

19 Conducting pumping test of 200 / 250 mm dia. DR tube well by submersible pump of adquate capacity

using DG set of required rating including providing all required tools / tackles etc. as mentioned below -

for all districts.

(A) For Initial 24 hr. with sub pump 31 to 70 HP capacity

Rs. Thirty Six Thousand Six Hundred Seven

2.00 LS Job 36,607.00

(B) AFTER Initial 24 Hr.

Rs. One Thousand Two Hundred Eighty Six

20 Supply of best quality well sorted Sevaliya gravel of size ranging from 4 mm to 6mm. 70.00 Cmt. 2,029.00 Rs. Two Thousand Twenty Nine Only

Total Sch B-1 Civil cost Rs.

Signature of contractor Executive Engineer

G.S.Police Housing Corp.Ltd.