Rate analysis
Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately) :
DSR rate₹2,625.50as per item analysis
Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD - 2.5
- Item code
- 19.26.1
- Sub-head
- SH 19 · DRAINAGE
- Unit
- See analysis
- Source row
- 2991
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for one manhole | |||||
| Dismantling of R.C.C slab of 1:1.5:3 (1 cement : 1.5 coarse sand (Zone - III): 3 aggregate stone 20 mm nominal size) = 1.36x1.26x0.15 = 0.257 cum | |||||
| Less cover with frame portion | |||||
| 0.85x0.70x0.15 =(-) 0.089 cum | |||||
| Net qty=0.168 cum Say 0.17 cum | |||||
| 15.3 | Rate as per item no. 15.3 of SH : Dismantling and demolishing | cum | 0.17 | ₹3,551.25 | ₹603.71 |
| 9999 | Removal of R.C.C cover and frame | L.S. | 7.15 | ₹2.27 | ₹16.23 |
| Removal of R.C.C work 1:1.5:3 ( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size ) | |||||
| For raised slab = 1.36x1.26x0.15 = 0.257 cum | |||||
| Less portion cover with frame = 0.85x0.70x0.15 =(-) 0.089 cum | |||||
| Net qty = 0.168 cum Say 0.17 cum | |||||
| 5.1.2 | Rate as per item no. 5.1.2 of SH : RCC work | cum | 0.17 | ₹9,045.75 | ₹1,537.78 |
| Form work = 0.90x0.80 = 0.72 sqm | |||||
| Less cover = 0.60x0.45 =(-) 0.27 sqm | |||||
| Net qty = 0.45 sqm | |||||
| 5.9.3 | Rate as per item no 5.9.3 of SH : RCC work | sqm | 0.45 | ₹927.25 | ₹417.26 |
| 9999 | Sundries | L.S. | 13.52 | ₹2.27 | ₹30.69 |
Rate build-up
| TOTAL | ₹2,605.67 |
| Add 1 % Water charges on "W-A" | ₹0.47 |
| TOTAL | ₹2,606.14 |
| Add GST on "X-A" (multiplying factor 0.2127) | ₹10.08 |
| TOTAL | ₹2,616.22 |
| Add 15% CPOH on "Y-A" | ₹8.62 |
| TOTAL | ₹2,624.84 |
| Add Cess @ 1% on "Z-A" | ₹0.66 |
| Cost of one no | ₹2,625.50 |
| Say | ₹2,625.50 |