PERCENTAGE OF ANNUAL DEPRECIATION AND M & R
Sl No | Name of sub - work |
% o M &R |
LifeinYears | %ofAnnualDepreciation |
1 | Earthen dam and Embankment | 3 / 4 | 67 | 1 - 1/2 |
2 | Masonry Aqueduct | 1 / 2 | 67 | 1 - 1/2 |
3 | Masonry work for Intake / outlet | 1 / 2 | 50 | 2 |
4 | Masonry Dam | 1 / 2 | 100 | 1 |
5 | Open wells | 1 | 50 | 2 |
6 | Bore wells | 2 | 20 | 5 |
7 | Infiltration Gallery | 3 | 50 | 2 |
8 | Oil Engine | 2 -1/2 | 15 | 6 - 2/3 |
9 | Electrical Engine | 2 -1/2 | 20 | 5 |
10 | Compressed air pump | 3 | 15 | 6 - 2/3 |
11 | Steam Engine Drive pump | 3 | 25 | 4 |
12 | C.I and M S pipes | 1 / 4 | 50 | 2 |
13 | A.C, Prestressed and Hume pipes | 1 / 4 | 33 | 3 |
14 | Unprotected steel pipes | 1 / 2 | 50 | 2 |
15 | G.I pipes | 1 | 20 | 5 |
16 | Rapid sand Gravity filter | 2 | 25 | 4 |
17 | Rapid pressure filter | 2 - 1/2 | 20 | 5 |
18 | Semi rapid filter | 1- 1/2 | 33 | 3 |
19 | Sewage treatment plant and equipments | 2 | 20 | 5 |
20 | Temporary Building | 2- 1/2 | 15 | 6- 2/3 |
21 | Permanent Building | 1 | 50 | 2 |
22 | R. C. C E .S. R | 1/2 | 67 | 1- 1/2 |
23 | R.C.C Under ground tank | 3/4 | 67 | 1- 1/2 |
24 | Pressed Steel ESR | 1- 1/2 | 25 | 4 |
25 | Under Ground Masonry Service Reservoir | 1 | 50 | 2 |
26 | Approach road | 3 | 33 | 3 |
27 | Wire fencing | 3 | 25 | 4 |
28 | Telephone line | 5 | 25 | 4 |
29 | Transmission line | 4 | 25 | 4 |
30 | Water meter and Meter House | 5 | 10 | 10 |
31 | Transformer | 5 | 25 | 4 |
32 | Water course in earth cutting | 2 / 3 | 50 | 2 |
33 | Connecting pipe | 1 / 4 | 50 | 2 |
34 | Chlorination Arrangement | 2 - 1 / 2 | 15 | 6- 2/3 |
35 | Canal Intake | 1/2 | 50 | 2 |
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