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20.2 Manufacturing, supplying, fitting and fixing of stair railing of standard height of any design and shape with square box (2 nos. box in each tread) made by through welding of 2nos. 25 mm x 25 mm x 5 mm M.S. angle, engraving each box 150 mm in the concrete by 50 mm x 50 mm x 6 mm anchor plate at base, welding 50 mm x 6 mm F.I. bar in inclined plain with the top of the box fitted in the grooved wooden rail and 2 Nos. 225 mm x25 mm finished section of wooden strip fitted and fixed at mid height of railing at both side of M.S. angle box in inclined plain parallel to the hand rail etc. fitted and fixed by necessary screws, nails 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 and inclined wooden strip and painting to F.I bar and square box with 2 (two) coats of synthetic enamel paint of approved quality and colour 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, wooden strip and cost of painting, polish).

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

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: 1" x 1" x 3/16" @ 1.16 lbs per rft 2x2 x 10 x 3'-1"= 123.20 rft Add wastage 5%= 6.16 rft = 129.36 rft = 150.06 Ibs 150.06 lbs 70000 per M. ton 31.75 4764.4
2 18/20/22 BWG MS Sheet/plate 2" x 2" x 1/4" thick M.S. plate: @ 10.21 lbs per rft 10 x 2" x 2"= 0.28 sft Add wastage 5%= 0.01 sft = 0.29 sft = 2.96 Ibs 2.96 lbs 77000 per M. ton 34.92 103.36
3 M.S. plain bar and F.I. bar (non-structural use) 2" x 1/4" M.S. F.I. bar: @ 1.70 Ibs per rft 1 x 9'-9"= 9.75 rft Add wastage 5%= 0.49 rft = 10.24 rft = 17.41 lbs 17.41 lbs 70000 per M. ton 31.75 552.77
4 Electrodes including electricity Electrodes: 120 nos 10 each 10 1200
5 Nut-bolts, J-hooks etc. Nut-bolt screws etc. 0.25 kg 160 per kg 160 40
6 Welder Welder / fabricator 0.5 nos 700 per day 700 350
7 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 1.5 nos 550 per day 550 825
8 Ordinary labour Ordinary labour 2 nos 550 per day 550 1100
10 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
11 Plain concrete (1:2:4) with brick chips CC (1:2:4): 10 x 2" x 2" x 6"= 0.28 cft 0.28 cft 20151.67 % cft 201.52 56.43
12 Mason / Mosaic mistry Mason 0.25 no 700 per day 700 175
13 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Mason helper 0.5 nos 550 per day 550 275
14 Ordinary labour Ordinary labour 0.5 nos 550 per day 550 275
15 Welder Welder/fabricator 0.25 no 700 per day 700 175
16 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Welder helper 0.5 nos 550 per day 550 275
17 Workshop Charges 20.2 Work-shop charges: 1 - 9384.87 Unit 469.24 469.24
9 Carrying of materials to work-shop and fabricated materials to site: LS 450
Sub-Total 11452.8
Contractor's Profit 10% 0.1 1145.28
Contractor's Overhead Expenses 3.5% 0.035 400.85
Total 12998.93
Add VAT with adjustment factor. 1.08108 7.5% 0.075 1053.97
Grand Total 14052.9
Rate per sft 509.17
Rate per sqm 5480.71
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