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20.1 Manufacturing, supplying, fitting and fixing of stair railing of standard height of any design and shape with square box (2 nos.in each tread) made by through welding of 2 nos. 19 mm x 19 mm x 3 mm M.S. angle to provide hand-rail, engraving each box 150mm in the concrete by 50 mm x 50 mm x 6 mm anchor plate at base, welding 38 mm x 6mm F.I. bar inclined plain with the top of the box to fit in the grooved wooden rail by necessary screws including cutting grooves in concrete, mending good the damages with cement concrete (1:2:4), applying french polish of approved quality and colour to wooden hand rail, 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 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).

Considering 1 No. of railing Considering 9'-9" x 2'-10"= 27.6 sft exposed surface

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 M.S. angle, T and Z-section, Channel etc. M.S. angle: 3/4" x 3/4" x 1/8" @ 0.585 lbs per rft 2 x 20 x 3'-1"= 122.30 rft Add wastage 5%= 6.12 rft = 128.42 rft = 75.13 Ibs 75.13 lbs 70000 per M. ton 31.75 2385.38
2 18/20/22 BWG MS Sheet/plate 2" x 2" x 1/4" thick M.S. plate: @ 10.21 lbs per rft 20 x 2" x 2"= 0.56 sft Add wastage 5%= 0.03 sft = 0.59 sft = 6.02 Ibs 6.02 lbs 77000 per M. ton 34.92 210.22
3 M.S. plain bar and F.I. bar (non-structural use) 1.5" x 1/4" M.S. F.I. bar: @ 1.28 Ibs per rft 1 x 9'-9"= 9.75 rft Add wastage 5%= 0.49 rft = 10.24 rft = 13.1072 lbs 13.1072 lbs 70000 per M. ton 31.75 416.15
4 Electrodes including electricity Electrodes with electricity: 120 nos 10 each 10 1200
5 Welder Welder / fabricator 0.5 nos 700 per day 700 350
6 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 1.5 nos 550 per day 550 825
7 Ordinary labour Ordinary labour 2 nos 550 per day 550 1100
9 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Labour charge for cutting 2" x 2" x 6" size grooves 20 nos 550 per day 18.33 366.6
10 Plain concrete (1:2:4) with brick chips CC (1:2:4): 20 x 2" x 2" x 6"= 0.28 cft 0.28 cft 20151.67 % cft 201.52 56.43
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 20.1 Work-shop charges: 1 - 6936.4 Unit 346.82 346.82
8 Carrying of materials to work-shop and fabricated materials to site: LS 450
Sub-Total 8881.6
Contractor's Profit 10% 0.1 888.16
Contractor's Overhead Expenses 3.5% 0.035 310.86
Total 10080.62
Add VAT with adjustment factor. 1.08108 7.5% 0.075 817.35
Grand Total 10897.97
Rate per sft 394.86
Rate per sqm 4250.27
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