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  1. Testing of water collected from 3 test bore
  2. Sieve analysis for sand

from different layers 9 tests @ Tk. 1,200.00 per test

(3) Maintaining the bore holes and tools and plants etc. at site untill
satisfactory results are obtained from laboratory, filling and sealing

the bore holes 3 nos @ Tk. 4,800.00 per test bore

=

=

=

Tk. Tk.

Tk.

31,800.00

10,800.00

14,400.00

Sub - Total

 

Tk.

90,600.00

Profit 10.00%

=

Tk.

9,060.00

Overhead 3.50%

=

Tk.

3,171.00

Total

=

Tk.

102,831.00

Add VAT with adjustment factor 1.06383 6.00%

=

Tk.

6,563.68

Grand Total

=

Tk.

109,394.68

Say, Tk. 109,395 .00 each

 

 

 

 

 

 

 

Item No.- 27.6

 

 

 

Disinfection of the well by using minimum 3 kg of bleaching powder

(a) Cost for disinfection using bleaching powder

including the cost of bleaching powder LS

=

Tk.

358.36

Profit 10.00%

=

Tk.

35.84

Overhead 3.50%

=

Tk.

12.54

Total

=

Tk.

406.74

Add VAT with adjustment factor 1.06383 6.00%

=

Tk.

25.96

Grand Total

=

Tk.

432.70

Say, Tk. 433 .00 each

 

 

 

 

 

 

 

PRODUCTION WELL

 

 

 

 

 

 

 

Item No.- 27.7

 

 

 

Preparation, packing, transportation of complete boring equipments, installation of drilling rig with accessories and other necessary arrangements for installation of one complete tube well

 

 

 

27.7.1 Mobilization of complete set of boring rig

=

Tk.

32,491.42

etc. for sinking up to 100 meter depth LS.

Profit 10.00%

=

Tk.

3,249.14

Overhead 3.50%

=

Tk.

1,137.20

Total

=

Tk.

36,877.76

Add VAT with adjustment factor 1.06383 6.00%

=

Tk.

2,353.90

Grand Total

=

Tk.

39,231.66

Say Tk. 39,232 .00 per set

 

 

 

27.7.2 Mobilization of complete set of boring rig

=

Tk.

42,033.92

etc. for sinking up to 200 meter depth:

Say Tk. 42,034 .00 per set

 

 

 

27.7.3 Mobilization of complete set of boring rig

=

Tk.

44,836.18

etc. for sinking up to 200 meter depth:

Say, Tk. 44,836 .00 per set

 

 

 

 

 

 

 

Item No.- 27.8

 

 

 

Preparation and making gravel pack around the tube well fixtures (Shrouding the annular space between the tube-well fixtures with pea-gravels)

 

 

 

Considering 2.8 cum

(a) Cost of pea-gravels including

 

 

 

20% for caving and siltation 3.36 cum @ Tk. 3,001.78 each

  1. Labour for screening out the larger

and smaller size of peagravels 1.0 no @ Tk. 320.00 each

  1. Labour for packing of peagravels with care:

=

=

Tk. Tk.

10,085.98

320.00

Skilled labour 1.0 no @ Tk. 390.00 per litre

=

Tk.

390.00

  1. Local carriage, T & P LS

=

Tk.

160.00

Sub - Total

=

Tk.

10,955.98