Breakup

22.25 Supplying, making, fitting & fixing of R.C.C. door/window frame of 155 mm x 65 mm which is made by using M.S. rod (fy = 400 MPa) fabrication work with 24 BWG G.I. wire, steel formworks with minimum cement concrete relates mix ratio (1:2:4) having minimum f'cr = 27 MPa & satisfying a specified compressive strength, f'c= 22 MPa at 28 days and cement conforming to BDS EN-197-1-CEM-I, 52.5N (52.5MPa)/ ASTM-C 150 type–1, best quality 50% quantity of local sand (F.M. 1.2) and 50% quantity of coarse sand (F.M. 2.2), 6 mm down well graded stone chips, screening, making, placing in position, making shutter/formworks water-tight properly, jute hassian, polythene sheet, placing of 100 mm long welded iron hinges with 6 mm dia M.S. rod clamp in position and mixing with mixer machine, casting in forms, compacting properly and curing at least for 21 days, removing shuttering and demoulding etc. all complete including the cost of water, electricity and other charges as per design, drawing and accepted by the Engineer-in-charge. (Considering cross section of the frame 153 mm x 64 mm).

Considering door size = 23.31 sft = 2.17 sqm , Length of door frame = 17.33 rft = 5.28 rm, Cross section of Frame = 150mmx65mm

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 6 mm (1/4") down grade stone chips 6mm well graded down Stone chips 1 cft 15500 per % cft 155 155
2 Sand (F.M. 1.2) Sand (FM 1.2) 0.65 cft 1900 per % cft 19 12.35
3 Sand (F.M. 2.2) Sand (F.M. 2.2) 0.65 cft 5380 per % cft 53.8 34.97
4 Ordinary Portland Cement, BDS-EN - 197-1-CEM-I ,52.5N (52.5MPa) / ASTM C-150 Type-I, 50 kg bag Cement 0.48 bag 440 per bag 440 211.2
5 Grade 400/420(400Mpa / 400N/mm2 ≈ 60900psi/ 60 Grade), BDS-6935-2006, B400: and ratio fy to fu => 1.25 6mm MS Rod (fy = 400 Mpa) 6.14 kg 72000 per M. ton 72 442.08
6 100 mm long iron hinges 100 mm long iron hinges with welding to 6mm M.S. rod 4 nos 57 each 57 228
7 G.I. wire 24 No. G.I. wire 0.1 kg 120 per kg 120 12
8 Scaffolding Formworks / Shuttering (Steel) 17.33 rft 3.5 per foot 3.5 60.65
10 Mason / Mosaic mistry Mason 0.25 no 700 per day 700 175
11 Rod binder Rod binder 0.25 no 700 per day 700 175
12 Skilled labour Skilled Labour 0.25 no 600 per day 600 150
13 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Helper to Rod binder 0.25 no 550 per day 550 137.5
14 Ordinary labour Ordinary Labour for 7 days curing & 1/8 labour par day for 100 sft 0.25 no 550 per day 550 137.5
15 Ordinary labour Local Carriage, Sundries, T & P, water etc. (1/4 time of ordinary labour) 0.25 no 550 per day 550 137.5
9 Mechanical Vibration LS 100
Sub-Total 2168.75
Contractor's Profit 10% 0.1 216.88
Contractor's Overhead Expenses 3.5% 0.035 75.91
Total 2461.54
Add VAT with adjustment factor. 1.08108 7.5% 0.075 199.58
Grand Total 2661.12
Rate per rft 153.55
Rate per rm 503.8
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