Rate analysis
Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40 mm nominal size) all-round S.W. pipes including bed concrete as per standard design :
DSR rate₹1,179.85as per item analysis
150 mm diameter S.W. pipe
- Item code
- 19.2.2
- Sub-head
- SH 19 · DRAINAGE
- Unit
- See analysis
- Source row
- 167
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 10 metre | |||||
| Area = W x W/2 + ½ x (3.14 x W² / 4)- (3.14 x D² / 4) | |||||
| = W² x (0.5 + 3.14 / 8) - (3.14 x D² / 4) | |||||
| Where W = D + X | |||||
| D = 150 + 16 + 16 = 182 mm or 18.2 cm | |||||
| X = 300 mm as trench depth is less than 1200 mm | |||||
| W = 18.2 + 30 = 48.2 | |||||
| Area = 48.2² x ( 0.5 + 3.14/ 8) - (3.14 x 18.2 ²/4) | |||||
| = 1807.66 sqcm = 0.1808 sqm. Say 0.181 sqm | |||||
| For 10 m length qty. of concrete reqd. = 1.81 cum | |||||
| 4.1.10 | Rate as per item no 4.1.10 of SH : Concrete Work | cum | 1.81 | ₹6,518.60 | ₹11,798.67 |
Rate build-up
| Cost of 10 metres | ₹11,798.67 |
| Cost of metre | ₹1,179.87 |
| Say | ₹1,179.85 |