Item No.- 09.22.1 |
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7" x 7" x 25'-0" Pile with reinforced cement concrete (1 : 1.25 : 2.5) with stone chips (micro-pile) |
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| Considering 25 rft long 1 No. pile |
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| Also considering 100 cft of work |
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A. | Cost of Concrete 100 | cft @ Tk. | 28,198.75 per % cft | = | Tk. | 28,198.75 |
B. | Cost for laying/placing concrete 100 | cft @ Tk. | 1,999.67 per % cft | = | Tk. | 1,999.67 |
C. | Cost of shuttering (for 39 No. of pile) |
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| Assuming 7" x 7" x 25'-0" pile |
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| Concrete: 39 x 7" x 7" x 25'-0"= 331.77 cft |
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(a) | Cost of steel shuttering: |
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14 BWG steel sheet: @ 3.05 Ib per sft Sides: 40 x 25'-0" x 0'-7" = 583.33 Add 5% wastage= 29.17 | sft sft |
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= 612.50 | sft | |||||
| = 1868.13 | Ibs @ Tk. | 27.44 per Ib | = | Tk. | 51,261.49 |
1.5" x 1.5" x 1/8" M.S. angle for frame: @ 1.22 Ib per rft Horizontal: 2 x 40 x 25'-0"= 2000.00 Vertical: 26 x 40 x 0'-7"= 606.67 | rft rft |
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= 2606.67 Add 5% wastage= 130.3335 | rft rft | |||||
= 2737.00 | rft | |||||
| = 3339.14 | Ibs @ Tk. | 24.94 per Ib | = | Tk. | 83,278.15 |
1" x 3/16 F.I. bar: @ 0.64 Ib per rft Stiffner: 13 x 20 x 0'- 10"= 216.67 Add 5% wastage= 10.83 | rft rft |
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= 227.50 | rft | |||||
| = 145.60 | Ibs @ Tk. | 24.94 per Ib | = | Tk. | 3,631.26 |
Cost of nuts & bolts: @ 3.5 kg per % sft steel shuter |
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| 20.00 | kg @ Tk. | 160.00 per kg | = | Tk. | 3,200.00 |
Manufacturing, fitting and fixing frame in/c drilling holes, welding |
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| & supplying of chemical etc. 583.33 | sft @ Tk. | 75.00 per sft | = | Tk. | 43,749.75 |
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| Sub-Total | = | Tk. | 185,120.65 |
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| Using 16 times | = | Tk. | 11,570.04 |
Labour for fitting and fixing steel shuttering in position as required. |
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| 40 x 25'-0" x 0'-7"= 583.33 | sft @ Tk. | 10.00 per sft | = | Tk. | 5,833.30 |
Hessian tap for making shutter |
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| water-proof 583.33 | sft @ Tk. | 1.25 per sft | = | Tk. | 729.16 |
Curing 583.33 | sft @ Tk. | 2.67 per sft | = | Tk. | 1,557.49 | |
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| Total | = | Tk. | 19,689.99 |
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| Cost for 100 cft | = | Tk. | 5,934.83 |
D. | Cost of bed preparation Area: 30'-0" x 27'-0"= 810 Concrete: 39 x 7" x 7" x 25'-0= 331.77 | sft cft |
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One layer brick flat soling: 810 | sft @ Tk. | 0.32 per sft | = | Tk. | 259.20 | |
1/2 thick cement plaster |
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| with neat cement finishing: 810 | sft @ Tk. | 21.58 per sft | = | Tk. | 17,479.80 |
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| Total | = | Tk. | 17,739.00 |
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| Cost for 100 cft of work | = | Tk. | 5,346.78 |
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| Using 8 times | = | Tk. | 668.35 |
E. | Polythene as separator between pile layers |
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| during casting concrete 810.00 | sft @ Tk. | 319.44 per % sft | = | Tk. | 2,587.46 |
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| Cost for 100 cft of work | = | Tk. | 779.90 |
| Abstract of cost for 100 cft of work |
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Cost of concrete |
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| = | Tk. | 28,198.75 | |
Labour, machinery, fuel and lubricants for casting |
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| = | Tk. | 1,999.67 | |
Cost of shuttering |
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| = | Tk. | 5,934.83 | |
Cost of bed preparation |
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| = | Tk. | 668.35 | |
Cost of polythene |
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| = | Tk. | 779.90 | |
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| Sub - Total | = | Tk. | 37,581.50 |
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| Profit 10.00% | = | Tk. | 3,758.15 |