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20.17.3 Supplying, fitting and fixing verandah railing of standard height with 5mm thick 75mm x 50mm 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, 5mm thick 75mm x 50mm MS horizontal box fitting by welding with the vertical post for hand rail, 2 nos. 5mm thick 50mm x 50mm MS horizontal box fitting with the vertical post by welding 125 mm below the top rail and 125 mm above the floor, 3mm thick 25mm x 25mm MS square box fitting by welding vertically @ 150 mm c/c between the 2 nos. 50mm x 50mm horizontal MS box 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 2" x 3/16" @ 6.38 lbs. per rft. 5 x 3'-6"= 17.50 rft. 1x13'-3" 13.25 rft. 30.75 rft. Add wastage 5%= 1.54 rft. = 32.29 rft. = 206.01 Ibs. 206.01 lbs 77000 per M. ton 34.92 7193.87
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 2'-6"= 65.00 rft. Add wastage 5%= 3.25 rft. = 68.25 rft. = 116.03 lbs. 116.03 lbs 77000 per M. ton 34.92 4051.77
4 18/20/22 BWG MS Sheet/plate 150mm x 150mm, 6mm thick M.S. plate: @ 2.55 lbs per sft. 5 x 6" x 6"= 1.25 sft. Add wastage 5%= 0.06 sft. = 1.31 sft. = 3.34 Ibs. 3.34 lbs 77000 per M. ton 34.92 116.63
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 nos 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 20.17.3 Work-shop charges: 1 - 21709.48 Unit 1085.47 1085.47
10 Carrying of materials to work-shop and fabricated materials to site: LS 245
Sub-Total 23969.65
Contractor's Profit 10% 0.1 2396.97
Contractor's Overhead Expenses 3.5% 0.035 838.94
Total 27205.56
Add VAT with adjustment factor. 1.08108 7.5% 0.075 2205.85
Grand Total 29411.41
Rate per sft 646.4
Rate per sqm 6957.85
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