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20.17.2 Supplying, fitting and fixing verandah railing of standard height with 5mm thick 75mm x 75mm MS box for vertical post box @ 900 mm c/c fitting by welding on 150 mm x 150 mm x 6 mm anchor plate at base, base plate fitting with the floor by 50mm long royal bolt, fitting 5mm thick 50mm x 50mm MS horizontal box with the vertical post by welding at top of rail and 125mm above from the floor, 3mm thick 25mm x 25mm MS square box fitting by welding vertically @ 150 mm c/c between the top and bottom rail including all other accessories and carrying, febrication, applying 2 (two) coats of synthetic enamel paint of approved quality over an anti-corrosive prime coat etc. complete in all respect for all floors and accepted by the Engineer-in-charge. (Exposed area of railing will be considered for measurement, rate is excluding the cost of painting).

Considering 1 No. of verandha railing Considering 13'-0" x 3'-6"= 45.50 sft. exposed surface

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 18/20/22 BWG MS Sheet/plate M.S. hollow box 3" x 3" x 3/16" @ 7.66 lbs. per rft. 5 x 3'-6"= 17.50 rft. Add wastage 5%= 0.88 rft. = 18.38 rft. = 140.79 Ibs. 140.79 lbs 77000 per M. ton 34.92 4916.39
2 18/20/22 BWG MS Sheet/plate 50mm x 50mm, 5mm thick square box @ 5.10 Ibs. per rft. 2 x 13'-0"= 26.00 rft. Add wastage 5%= 1.30 rft. = 27.30 rft. = 139.23 lbs. 139.23 lbs 77000 per M. ton 34.92 4861.91
3 18/20/22 BWG MS Sheet/plate 25mm x 25mm, 3mm thick square box @ 1.70 Ibs. per rft. 26 x 3'-0"= 78.00 rft. Add wastage 5%= 3.90 rft. = 81.90 rft. = 139.23 lbs. 139.23 lbs 77000 per M. ton 34.92 4861.91
4 18/20/22 BWG MS Sheet/plate 150mm x 150mm, 10mm thick M.S. plate: @ 4.02 lbs per sft. 5 x 6" x 6"= 1.25 sft. Add wastage 5%= 0.06 sft. = 1.31 sft. = 5.27 Ibs. 5.27 lbs 77000 per M. ton 34.92 184.03
5 Electrodes including electricity Electrodes with electricity: 120 nos 10 each 10 1200
6 Royal bolt 3" Royal Bolt 20 nos 57 each 57 1140
7 Welder Welder / fabricator 1 no 700 per day 700 700
8 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 2 nos 550 per day 550 1100
9 Ordinary labour Ordinary labour 2 nos 550 per day 550 1100
11 Mason / Mosaic mistry Mason 0.25 no 700 per day 700 175
12 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Mason Helper 0.5 no 550 per day 550 275
13 Ordinary labour Ordinary labour 0.5 no 550 per day 550 275
14 Welder Welder/fabricator 0.25 no 700 per day 700 175
15 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 0.5 no 550 per day 550 275
16 Workshop Charges 20.17.2 Work-shop charges: 1 - 20309.51 Unit 1015.48 1015.48
10 Carrying of materials to work-shop and fabricated materials to site: LS 245
Sub-Total 22499.72
Contractor's Profit 10% 0.1 2249.97
Contractor's Overhead Expenses 3.5% 0.035 787.49
Total 25537.18
Add VAT with adjustment factor. 1.08108 7.5% 0.075 2070.58
Grand Total 27607.76
Rate per sft 606.77
Rate per sqm 6531.27
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