Rate analysis
Providing and laying in situ five course water proofing treatment with APP (Atactic Polypropylene) modified Polymeric memberane over roof consisting of first coat of bitumen primer @ 0.40 litre per sqm, 2nd & 4th courses of bonding material @ 1.20 kg/sqm, which shall consist of blown type bitumen of grade 85/25 conforming to IS : 702, 3rd layer of roofing membrane APP modified Polymeric membrane 2.0 mm thick of 3.00 Kg/ sqm weight consisting of five layers prefabricated with centre core as 100 micron HMHDPE film sandwiched on both sides with polymeric mix and the polymeric mix is protected on both side with 20 micron HMHDPE film. 5th, the top most layer shall be finished with brick tiles of class designation 10 grouted with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 2% integral water proofing compound by weight of cement over a 12 mm layer of cement mortar 1:3 (1 cement : 3 fine sand) and finished neat (item of laying brick tiles shall be paid for separately).
DSR rate₹532.05as per item analysis
- Item code
- 14.87
- Sub-head
- SH 14 · REPAIRS TO BUILDING
- Unit
- See analysis
- Source row
- 2468
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 30 sqm | |||||
| MATERIAL | |||||
| APP modified polymeric felt (two layers) 2.0 mm thick = 30 sqm | |||||
| Add 10% wastage = 3 sqm | |||||
| Total = 33 sqm | |||||
| 8201 | A.P.P. modified polymeric felt (two layers) 2 mm thick | sqm | 33 | ₹130.00 | ₹4,290.00 |
| 0316 | Bitumen solution primer of approved quality | litre | 12 | ₹50.00 | ₹600.00 |
| 0.4x30 = 12 | |||||
| 0313 | Blown type petroleum bitumen of penetration 85/25 of approved quality | tonne | 0.072 | ₹38,250.00 | ₹2,754.00 |
| 1.20x30x2 =72 kg = 0.072 tonne | |||||
| 2211 | Carriage of Tar bitumen | tonne | 0.084 | ₹0.00 | ₹0.00 |
| 9977 | Carriage of polymeric felt | L.S. | 7.8 | ₹2.27 | ₹17.71 |
| 0370 | Coal (steam) | quintal | 0.174 | ₹500.00 | ₹87.00 |
| 2200 | Carriage of steam coal | tonne | 0.017 | ₹0.00 | ₹0.00 |
| 9999 | Preparing roof surface, cutting grooves and making good the same | L.S. | 134.55 | ₹2.27 | ₹305.43 |
| LABOUR | |||||
| 0131 | Painter | day | 1.58 | ₹816.00 | ₹1,289.28 |
| 0114 | Beldar | day | 2.37 | ₹736.00 | ₹1,744.32 |
| 0130 | Mistry | day | 0.13 | ₹897.00 | ₹116.61 |
| 9999 | Sundries, brushes etc | L.S. | 6.76 | ₹2.27 | ₹15.35 |
Rate build-up
| TOTAL | ₹11,219.70 |
| Add 1 % Water charges on "W" | ₹112.20 |
| TOTAL | ₹11,331.90 |
| Add GST on "X" (multiplying factor 0.2127) | ₹2,410.30 |
| TOTAL | ₹13,742.20 |
| Add 15% CPOH on "Y" | ₹2,061.33 |
| TOTAL | ₹15,803.53 |
| Add Cess @ 1% on "Z" | ₹158.04 |
| Cost for 30 sqm | ₹15,961.57 |
| Cost for 1 sqm | ₹532.05 |
| Say | ₹532.05 |