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Item No.- 31.1

Mobilization and demobilization of boring equipment and man-power: drilling rig comprising drilling pipe, drop hammer, tripod, pulley, chain, wrange, sample collection devices etc tools and plant; tripol for temporary camp, 8-10 men work-force)

Considering 1 No. site

  1. Truck fare in/c loading and unloading (both 2 way @ 1700.00 per fare = Tk. 3,400.00

ways) per site = Tk. 1,053.00

  1. Cmp at site
  2. Conveyance for man-power

(2 x 8 nos) 16 nos @ Tk. 80.00 each = Tk. 1,280.00

(c) Wages for man power

  1. Foreman: 1 No. x (1/2 + 1/2) 1 manday @ Tk. 800.00 each = Tk. 800.00
  2. Rig operators: 1 No. x (1/2 + 1/2) 1 manday @ Tk. 600.00 each = Tk. 600.00
  3. Helper to rig operators:

6 nos x (1/2 + 1/2) 6 mandays @ Tk. 390.00 each = Tk. 2,340.00

  1. Incidental, sundries etc. LS = Tk. 211.20

Sub - Total = Tk. 9,684.20

Profit 10.00% = Tk. 968.42

Overhead 3.50% = Tk. 338.95

Total = Tk. 10,991.57

Add VAT with adjustment factor 1.06383 6.00% = Tk. 701.59

Grand Total = Tk. 11,693.16

Rate per site = Tk. 11,693.16

Say, Tk. 11,693 .00 per site

 

Item No.- 31.2

General Sub - Soil investigation by exploratory borings , mobilization ,collection samples testings & reports etc. in numbers as required.

a) Boring 100 mm dia bore-hole by wash boring method

  1. Hire charge of boring rig 0.44 day @ Tk. 3,000.00 per day = Tk. 1,320.00
  2. Wages for man power
  1. Foreman

(1 x 20% per day x 0.44day) 0.09 manday @ Tk. 800.00 each = Tk. 72.00

  1. Rig operator

(1 x 30% per day x 0.44 day) 0.13 manday @ Tk. 600.00 each = Tk. 78.00

  1. Helper to rig operators

(5 x 50% per day x 0.44 day) 1.10 mandays @ Tk. 390.00 each = Tk. 429.00

Sub-Total = Tk. 1,899.00

Rate per meter = Tk. 211.00

b) SPT @ 1.5m interval

Considering 6 points SPT execution in 0.4

  1. dayForeman

(1 x 30% per day x 0.44 day) 0.13 manday @ Tk. 800.00 each = Tk. 104.00

  1. Rig operators

(1 x 30% per day x 0.44 day) 0.13 manday @ Tk. 600.00 each = Tk. 78.00

  1. Helper to rig operators

(6 x 30% per day x 0.44) 0.79 manday @ Tk. 390.00 each = Tk. 308.10

  1. Incidental, sundries etc. LS = Tk. 48.00

Sub-Total = Tk. 538.10

Rate per Point = Tk. 89.68

c) Collection of disturbed/ undisturbed samples, visual soil classification & mentioned relevent lab test

  1. Collection of disturbed/undisturbed samples 10 nos @ Tk. 150.00 each = Tk. 1,500.00
  2. Visual Soil Classification 10 nos @ Tk. 150.00 each = Tk. 1,500.00
  3. Sp. Gravity test 4 nos @ Tk. 125.00 each = Tk. 500.00
  4. Grain Size Analysis 4 nos @ Tk. 1,200.00 each = Tk. 4,800.00
  5. Ground Water table location 1 no @ Tk. 500.00 each = Tk. 500.00
  6. Unconfined Compression Test 2 nos @ Tk. 1,500.00 each = Tk. 3,000.00