Rate analysis
Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand), finished with a floating coat of neat cement and making necessary channels for the drain etc. complete :
DSR rate₹922.40as per item analysis
For pipes 250 to 300 mm diameter
- Item code
- 19.21.2
- Sub-head
- SH 19 · DRAINAGE
- Unit
- See analysis
- Source row
- 2423
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for one connection | |||||
| MATERIAL | |||||
| Cement concrete 1:2:4 mix ( 1 cement : 2 coarse sand : 4 grade stone aggregate 20 mm nominal size ) | |||||
| = 0.35x0.35x0.30 m = 0.037 cum | |||||
| Less pipe = 1/2x3.14x0.30x0.30x0.30 = 0.021 cum | |||||
| = 0.016 cum Say 0.02 cum | |||||
| 4.1.3 | Rate as per item no. 4.1.3 of SH : Concrete Work | cum | 0.02 | ₹7,878.50 | ₹157.57 |
| 12 mm cement plater 1:3 ( 1 cement : 3 coarse sand ) finished with a floating coat of neat cement | |||||
| 2x0.40x0.40 =0.32 sqm | |||||
| 13.9.1 | Rate as per item no 13.9.1 of SH : Finishing | sqm | 0.32 | ₹449.55 | ₹143.86 |
| LABOUR | |||||
| (For cutting holes average size 30x30 cm in 23 cm thick wall and making channel etc.) | |||||
| 0123 | Mason 1st class | day | 0.12 | ₹897.00 | ₹107.64 |
| 0124 | Mason 2nd class | day | 0.12 | ₹816.00 | ₹97.92 |
| 0114 | Beldar | day | 0.25 | ₹736.00 | ₹184.00 |
| 9999 | Add for delay sundries etc. | L.S. | 20.67 | ₹2.27 | ₹46.92 |
Rate build-up
| TOTAL | ₹737.91 |
| Add 1 % Water charges on "W-A" | ₹4.36 |
| TOTAL | ₹742.27 |
| Add GST on "X-A" (multiplying factor 0.2127) | ₹93.77 |
| TOTAL | ₹836.04 |
| Add 15% CPOH on "Y-A" | ₹80.19 |
| TOTAL | ₹916.23 |
| Add Cess @ 1% on "Z-A" | ₹6.15 |
| Cost for 1 connection | ₹922.38 |
| Say | ₹922.40 |