Rate analysis
Providing & fixing at all heights, levels and locations Mill finish Aluminium alloy roofing sheets of alloy IS designation 31500, temper Hx8 conforming to IS 737 and dimensions as per IS code 2676 with characteristics of good formability and corrosion resistance. The profile sheets shall be fixed to truss members in slope or required pitch or curvature with Hex cap headed self drilling/tapping Stainless steel screws M6, 50 mm long with 3 mm EPDM seal washer etc. all inclusive of labour, scaffolding, T&P and sundries etc. complete as per directions of the Engineer-In-Charge. (Cost of truss/frame work shall be paid separately).
DSR rate₹1,616.45per sqm
0.71mm Aluminium profile with center to center pitch of 175 mm, depth of 46mm, top crest width of 41mm, bottom valley width of 80mm, overall profile width of 1144mm, cover width 1050mm.
- Item code
- 12.64.5
- Sub-head
- SH 12 · ROOFING
- Unit
- sqm
- Source row
- 3457
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 216.14 sqm. | |||||
| Consider a shed of 20 x 10 meters. | |||||
| (External dimensions of plinth) | |||||
| Area of roof- 20.20x10.70m = 216.14 sqm. | |||||
| MATERIAL: | |||||
| Sheets used = 19 Nos x 10.70mx1.144m= 232.58sqm. | |||||
| Add 3% wastage = 6.98sqm | |||||
| Total = 239.56 sqm | |||||
| 3055 | Aluminium profile sheet 0.71mm thick with center to center pitch of 175 mm, depth of 46mm, top crest width of 41mm, bottom valley width of 80mm, overall profile width of 1144mm, cover width 1050mm | sqm | 239.56 | ₹936.00 | ₹2,24,228.16 |
| 9999 | Carriage of sheets | L.S. | 104 | ₹2.27 | ₹236.08 |
| 3074 | Stainless steel self tapping screw of 6x50mm with SS hex cap and 3mm thick EPDM seal | 100 Nos | 8.65 | ₹511.00 | ₹4,420.15 |
| (per sqm 4 nos) 216.14x4=864.55 no's | |||||
| 9999 | Carriage of screws, washers | L.S. | 8.06 | ₹2.27 | ₹18.30 |
| 9999 | Sundries | L.S. | 39.52 | ₹2.27 | ₹89.71 |
| LABOUR: | |||||
| 0130 | Mistry | day | 2.34 | ₹897.00 | ₹2,098.98 |
| 0112 | Carpenter 2nd class | day | 9.34 | ₹816.00 | ₹7,621.44 |
| 0114 | Beldar | day | 9.34 | ₹736.00 | ₹6,874.24 |
Rate build-up
| Total | ₹2,45,587.06 |
| Add 1 % Water charges on "W" | ₹2,455.87 |
| TOTAL | ₹2,48,042.93 |
| Add GST on "X" (multiplying factor 0.2127) | ₹52,758.73 |
| TOTAL | ₹3,00,801.66 |
| Add 15% CPOH on "Y" | ₹45,120.25 |
| TOTAL | ₹3,45,921.91 |
| Add Cess @ 1% on "Z" | ₹3,459.22 |
| Cost of 216.14 sqm | ₹3,49,381.13 |
| Cost of 1 sqm | ₹1,616.46 |
| Say | ₹1,616.45 |