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20.7 Manufacturing, supplying, fitting and fixing of stair railing of standard height of any design and shape with 100mm x 62mm finished wood for hand rail, fixed with 50mm x 25mm x 2mm SS box of 400mm length which fitting between 2 nos. 50mm x 25mm x 2mm SS box (total 3 nos. post per flight) welding on 100 mm x 100 mm x 6 mm anchor plate at base, 01 no 50mm x 25mm x 2mm SS box (200 mm space from wooden rail) inclined with top and 01 no 50mm x 25mm x 2mm SS box (fitted with plain concrete surface of stair by royal bolt) inclined with bottom, both welding with vertical post, welding 1.5 mm thick 20mm dia SS pipe 125mm c/c horizontally between the SS vertical post, welding 50 mm x 6 mm F.I. bar in inclined fitted in the grooved wooden rail by necessary screws, nails, mending good the damages with cement concrete (1:2:4) including polishing of SS box and pipe, applying french polish of approved quality and colour to wooden hand rail, 2 (two) coats of synthetic enamel paint of approved quality and color over an anti-corrosive prime coat etc. complete in all respect for all floors and accepted by the Engineer-in-charge. (Exposed area excluding hand rail of railing will be considered for measurement, rate is excluding the cost of wood for hand-rail and cost of painting, polish of wood).

Considering 1 No. of railing Considering 9'-9" x 3'-6"= 34.125 sft.

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 50mm x 25mm, 2 mm thick S.S. Box 50mm x25mm x 2mm thick S.S. Box 6 x 2'-9"= 16.50 rft. 2 x 9'-4"= 18.66 rft. 3 x 1'-6"= 4.50 rft. 39.66 rft. Add wastage 5%= 1.98 rft. = 41.64 rft. 41.64 rft 225 per foot 225 9369
2 20 mm dia stainless steel (2 mm thick) pipe 20mm dia, 1.5 mm thick S.S Pipe. 5 x 9'-0"= 81.00 rft. Add wastage 5%= 4.05 rft. = 85.05 rft. 85.05 rft 76 per foot 76 6463.8
3 4" x 4" x 1/4" thick S.S. plate 4" x 4" x 1/4" thick S.S. plate 3 x 4" x 4"= 3.00 Nos. = 3.00 Nos. 3 nos 200 each 200 600
4 50 mm x 6 mm SS flat bar (grade A304) 50mm x 6mm S.S. F.I. bar 1 x 9'-9"= 9.75 rft. Add wastage 5%= 0.49 rft. = 10.24 rft. 10.24 rft 230 per foot 230 2355.2
5 Electrodes including electricity Electrodes with electricity: 100 nos 10 each 10 1000
6 Royal bolt 2" Royal Bolt 12 nos 57 each 57 684
7 SS Screws SS Screws 3 dzn 30 per doz. 30 90
8 Welder Welder / fabricator 0.5 nos 700 per day 700 350
9 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 1.5 nos 550 per day 550 825
10 Ordinary labour Ordinary labour 2 nos 550 per day 550 1100
13 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Labour charge for cutting 2" x 2" x 6" size grooves 4 nos 550 per day 18.33 73.32
14 Plain concrete (1:2:4) with brick chips CC (1:2:4): 20 x 2" x 2" x 6"= 0.05 cft 0.05 cft 20151.67 % cft 201.52 10.08
15 Mason / Mosaic mistry Mason 0.25 no 700 per day 700 175
16 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Mason helper 0.5 no 550 per day 550 275
17 Ordinary labour Ordinary labour 0.5 no 550 per day 550 275
18 Welder Welder/fabricator 0.25 no 700 per day 700 175
19 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 0.5 no 550 per day 550 275
11 Carrying of materials to work-shop and fabricated materials to site: LS 450
12 Work shop charge including Argon gas, Filler rod, Tungsten rod Gardening disk electricity, woven mop 240 GRT etc LS 1000
Sub-Total 25545.4
Contractor's Profit 10% 0.1 2554.54
Contractor's Overhead Expenses 3.5% 0.035 894.09
Total 28994.03
Add VAT with adjustment factor. 1.08108 7.5% 0.075 2350.86
Grand Total 31344.89
Rate per sft 918.53
Rate per sqm 9887.06
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