| 2 x 8 x 1'-0"= | 16.00 rft |
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= Add 5% wastage= | 37.28 rft |
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| 39.14 rft |
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| @ 0.64Ib. per rft= | 25.05 Ibs | @ | Tk. 24.94 | per Ib | = | Tk. | 624.75 |
16 BWG steel sheet for covering frame |
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| 2 x 10'-0" x 1'-4"= | 26.60 sft |
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| 2 x 10'-0" x 1'-0"= | 20.00 sft |
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| 46.60 sft |
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| Add 5% wastage= | 2.33 sft |
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| 48.93 sft |
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| @ 2.44 Ibs per sft= | 119.389 Ibs | @ | Tk. 27.44 | per Ib | = | Tk. | 3,276.03 |
Fabrication of steel shutter: |
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| 2 x 10'-0" x 1'-4"= | 26.67 sft |
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| 2 x 10'-0" x 1'-0"= | 20.00 sft |
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| 46.67 sft | @ | Tk. 75.00 | per sft | = | Tk. | 3,500.25 |
Nuts, bolts, J-hooks etc. | 1.5 kg | @ | Tk. 160.00 | per kg | = | Tk. | 240.00 | |
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| Total | = | Tk. | 12,046.43 |
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| Considering 30 times use |
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| = | Tk. | 401.55 | |
1.5" dia M.S. pipe for propping |
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| 4 x 8'-0"= | 32.00 rft | @ | Tk. 115.00 | per rft | = | Tk. | 3,680.00 |
Turn-buckle in/c tie-rod | 2.00 nos | @ | Tk. 450.00 | each | = | Tk. | 900.00 | |
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| Total | = | Tk. | 4,580.00 |
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| Considering 50 times use |
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| = | Tk. | 91.60 | |
Labour for fitting fixing steel shutter and props in position and removing after concreting etc. |
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| 4 x 10'-0" x 1'-0"= | 40.00 sft | @ | Tk. 15.00 | per sft | = | Tk. | 600.00 |
Hessian for water-tight for | 40.00 sft | @ | Tk. 1.25 | per sft | = | Tk. | 50.00 | |
Curing for 28 days for surface area | 41.00 sft | @ | Tk. 2.67 | per sft | = | Tk. | 109.47 | |
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| Grand total |
| = | Tk. | 1,252.62 |
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| Cost per sft | = | Tk. | 31.32 |
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| Cost per sqm | = | Tk. | 337.13 |
C-14 | TIE-BEAM, LINTEL using STEEL shutter |
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| Assuming 10'-0" x 10" x 9" lintels or tie beams |
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| Shuttering Area: 18.75 |
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1.5" x 1.5" x 3/16 angle for frame |
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| 2 x 2 x 10'-0"= | 40.00 rft |
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| 25% x 2 x 10'-0"= | 5.00 rft |
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| 2 x 2 x 2 x 10"= | 6.67 rft |
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| 51.67 rft |
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| Add 5% wastage | 2.58 rft |
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| 54.25 rft |
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| @ 1.79 Ibs per rft= | 97.11 Ibs | @ | Tk. 24.94 per Ib | = | Tk. | 2,421.92 | |
1.5" x 3/16" F.I. bar for stiffner |
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| 2 x 6 x 10"= | 10.00 rft |
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| 1 x 2 x 1'-1"= | 2.17 rft |
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| Tie: 1 x 3 x 1-1"= | 3.25 rft |
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| 15.42 rft |
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| Add 5% wastage= | 0.771 rft |
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| 16.19 rft |
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| @ 0.956 Ibs per rft= | 15.48 Ibs | @ | Tk. 24.94 per Ib | = | Tk. | 386.07 | |
16 BWG steel sheet (@ 2.44 Ibs per sft) |
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| 2 x 10'-0" x 10"= | 16.67 sft |
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| 25% x 10'-0" x 1'-1"= | 2.7 sft |
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| 19.37 sft |
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| Add wastage 5%= | 0.97 sft |
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| 20.34 sft |
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| = | 49.63 Ibs | @ | Tk. 27.44 | per Ib | = | Tk. | 1,361.85 |
Nuts, bolts, J-hooks etc. | 1.00 kg | @ | Tk. 160.00 | per kg | = | Tk. | 160.00 | |
Fabrication of steel shutter | 19.37 sft | @ | Tk. 75.00 | per sft | = | Tk. | 1,452.75 | |
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| Total | = | Tk. | 5,782.59 |
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| Considering 30 times use |
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| = | Tk. | 192.75 | |