Rate analysis
Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design : Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) :
DSR rate₹12,711.80as per item analysis
With Sewer bricks conforming to IS : 4885
- Item code
- 19.7.1.2
- Sub-head
- SH 19 · DRAINAGE
- Unit
- See analysis
- Source row
- 1167
Cost components
| Code | Description | Unit | Quantity | Rate | Amount |
|---|---|---|---|---|---|
| Details of cost for 1 manhole | |||||
| Cement concrete 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) | |||||
| 1.51x1.41x0.20 m = 0.426 cum Say 0.43 cum | |||||
| 4.1.8 | Rate as per item no 4.1.8 of SH : Concrete Work | cum | 0.43 | ₹6,812.00 | ₹2,929.16 |
| Brick work with sewer bricks conforming to IS:4885 in cement mortar 1:4 (1 cement :4 coarse sand) | |||||
| 4.32x0.23x0.35 m = 0.348 cum | |||||
| Less for pipe 2x3.14x(0.15m)²x0.23m = (-) 0.008 cum | |||||
| Total= 0.340 cum | |||||
| 6.36.1 | Rate as per item No 6.36.1 of SH : Brick Work | cum | 0.34 | ₹7,197.75 | ₹2,447.24 |
| Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) for benching | |||||
| 2x0.90x(0.80/2) x (0.30+0.20)/2 = 0.18 cum | |||||
| Less for pipe 1x0.90x3.14/4x(0.15m)² = (-) 0.02 cum | |||||
| Total= 0.16 cum | |||||
| 4.1.3 | Rate as per item no. 4.1.3 of SH : Concrete Work | cum | 0.16 | ₹7,878.50 | ₹1,260.56 |
| 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement | |||||
| 3.40mx0.05m = 0.17 sqm | |||||
| 2x½x0.80x0.10m = 0.08 sqm | |||||
| Total= 0.25 sqm | |||||
| 13.9.1 | Rate as per item no 13.9.1 of SH : Finishing | sqm | 0.25 | ₹449.55 | ₹112.39 |
| Reinforced cement concrete 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size) | |||||
| For slab : 1.36x1.26x0.15m = 0.257 cum | |||||
| Less for cover 0.61x0.455x0.15m = (-) 0.042 cum | |||||
| = 0.215 cum Say 0.22 cum | |||||
| 5.1.2 | Rate as per item no. 5.1.2 of SH : RCC work | cum | 0.22 | ₹9,045.75 | ₹1,990.07 |
| T.M.T. bars steel reinforcement for R.C.C work of slab | |||||
| 0.22 cum @ 48.06 kg/cum = 10.57 kg | |||||
| 5.22.6 | Rate as per item no. 5.22.6 of SH : RCC work | kg | 10.57 | ₹107.85 | ₹1,139.97 |
| Form work = 0.90x0.80 = 0.72 sqm | |||||
| = 0.442 sqm Say 0.44 sqm | |||||
| Less cover = 0.61x0.455m = (-) 0.278 sqm | |||||
| 5.9.3 | Rate as per item no 5.9.3 of SH : RCC Work | sqm | 0.44 | ₹927.25 | ₹407.99 |
| LABOUR | |||||
| Extra labour for making channel : | |||||
| 0123 | Mason 1st class | day | 0.06 | ₹897.00 | ₹53.82 |
| 0124 | Mason 2nd class | day | 0.06 | ₹816.00 | ₹48.96 |
| 1354 | Rectangular cover 455x610 mm with frame (low duty) | each | 1 | ₹1,540.00 | ₹1,540.00 |
| (inside) | |||||
| 9977 | Carriage of C.I. cover & frame | L.S. | 6.76 | ₹2.27 | ₹15.35 |
| 9999 | Painting of C.I. cover & frame with coal tar | L.S. | 6.76 | ₹2.27 | ₹15.35 |
| 9999 | Sundries | L.S. | 13.52 | ₹2.27 | ₹30.69 |
Rate build-up
| TOTAL | ₹11,991.55 |
| Add 1 % Water charges on "W-A" | ₹17.04 |
| TOTAL | ₹12,008.59 |
| Add GST on "X-A" (multiplying factor 0.2127) | ₹366.10 |
| TOTAL | ₹12,374.69 |
| Add 15% CPOH on "Y-A" | ₹313.10 |
| TOTAL | ₹12,687.79 |
| Add Cess @ 1% on "Z-A" | ₹24.00 |
| Cost of each | ₹12,711.79 |
| Say | ₹12,711.80 |