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11.3.2 Supplying, fitting and fixing single leaf door frame for all floors made with 38 mm x 38 mm x 6 mm M.S. angle, fixing 125 mm long 6 nos. iron clamps of same size (with one end bifurcated) with the vertical members of the frame, fixing the frame in wall with cement concrete (1:2:4), mending good the damages, fixing 4 nos. 100 mm size iron hinges with the vertical members of the frame, all complete including making holes in walls, cutting, sizing, welding, fabricating, carriage from workshop to site including local carriage, curing etc. as per plan and drawing etc. all complete and accepted by the Engineer-in–charge.

Considering 1 No. door frame 3'-0" x 7'-0" frame = 17.00 rft of work

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 M.S. plain bar and F.I. bar (non-structural use) 1.5" x 1.5" x 1/4" angle: @ 2.34 Ibs per rft Frame: 3'-0" + (2 x 7'-0") = 17.00 rft Clamp: 6 x 0'-5" = 2.52 rft = 19.52 rft Add wastage 5% = 0.98 rft = 20.50 rft = 47.97 Ibs 47.97 lbs 70000 per M. ton 31.75 1523.05
2 100 mm long iron hinges 4" long iron hinge 4 nos 57 each 57 228
3 Fabrication of light section steel Labour for fabrication: 47.97 lbs 360 per 50 kg 3.27 156.86
4 Line welding (at field) Cost of welding Frame: 2 x 4 x 1.5" = 12.00 inch Clamp: 6 x 4 x 1.5" = 36.00 inch Hinge: 4 x (2 x 2"+4") = 32.00 inch = 80.00 inch 80 inch 5 per inch 5 400
5 Mason / Mosaic mistry Labour for fitting fixing in position, making @ 6 nos of holes in existing brick work or making special arrangement for fixing with concrete work 1 no 700 per day 408.33 408.33
6 Plain concrete (1:2:4) with brick chips Cost of C.C. (1:2:4) in/c mending good the damages: 6 x 5" x 5" x 6" =0.52 cft 0.52 cft 20151.67 % cft 201.52 104.79
7 Ordinary labour Local carriage & carriage from workshop to site 1 LS 550 per day 165 165
Sub-Total 2986.03
Contractor's Profit 10% 0.1 298.6
Contractor's Overhead Expenses 3.5% 0.035 104.51
Total 3389.14
Add VAT with adjustment factor. 1.08108 7.5% 0.075 274.79
Grand Total 3663.93
Rate per rft 215.53
Rate per rm 707.15
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