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Cost comparison
Comparison of Economy of COD-5B vs PVC for
500 meters of COD 110mm(O.D.) with 90mm(I.D.) : 5 subducts of 28/33mm
500 meters of PVD 100mm(O.D.) with 90mm(I.D.) : 3 subducts of 28/33mm
US$1=\1,140Unit : US$
| Work Description | Calculation/ Job description |
Unit | Qty man/day |
Unit Cost |
Amount | Remarks |
|---|---|---|---|---|---|---|
| 1.Matrial: A. PVC Ducting System 1)Outer Duct 2)Inner Duct 3)Coupler |
PVC(100/90mm) HDPE tube(28/33) Or coupling material |
6m m Piece |
84 1,500 84 |
18.018 0.67 . |
1513.474 998.6842 0 |
. |
| Total | 2512.158 | |||||
| B. COD-5B . |
Outer Duct:90/110mm Inner Duct:28/33mm |
m . |
500 . |
6.14 . |
3070.175 . |
Readily built-in |
| 2. Installation A. PVC 1)PVC Laying 2)Connection of Outer Duct 3 Insertion of 5Inner Ducts 4)Cleaning of Outer Duct |
For 500m of PVC 145mm Duct & 5*42.4mm Inner Ducts. |
0.10M/D Per 6m 0.26M/D Per 6m 0.083M/D Per 6m 0.04M/D Per 6m 0.48M/D Per 100m 0.53M/D Per 100m 0.44M/D Per 100m (0.6+0.34) Per 100m |
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| Pipe Layer General Labor Pipe Layer General Labor Pipe Layer General Labor Pipe Layer General Labor |
(500m) (500m) (500m) (500m) (2,500m) (2,500m) (2,500m) (2,500m) |
8.40 21.84 0 0 0.02 0.02 0.00 0.00 |
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| Total | Pipe Layer General Labor Sub-total |
8.42 21.86 30.28 |
64.48 45.94 |
542.9997 1004.45 1547.447 |
Inner Duct(3+2):440% |
|
| Total Conventional System | 4059.605 | |||||
| Unit Cost of per linear meter of Inner Duct | 2.706 | US$/meter | ||||
| B. COD (for 5 Inner ducts: 2,500n) |
Pipe Layer General Labor |
(500m) (500m) |
28.50 9.00 |
64.48 45.94 |
1837.70 413.48 |
0.018M/D Per 100m 0.057M/D Per 100m |
| Sub-total | 37.50 | 2251.18 | Practically:50% applicable | |||
| Total COD | 5321.35 | |||||
| Unit Cost of per linear meter of Inner Duct | 2.129 | US$/meter | ||||
Comparison of Economy of COD-5B vs PVC for
500 meters of COD 110mm(O.D.) with 90mm(I.D.) : 5 subducts of 28/33mm
500 meters of PVD 145mm(O.D.) with 135mm(I.D.) : 5 subducts of 36.4/42.4mm
US$1=\1,140Unit : US$
| Work Description | Calculation/ Job description |
Unit | Qty man/day |
Unit Cost |
Amount | Remarks |
|---|---|---|---|---|---|---|
| 1.Matrial: A. PVC Ducting System 1)Outer Duct 2)Inner Duct 3)Coupler |
PVC(135/145mm) HDPE tube(35.4/42.4) Or coupling material |
6m m Piece |
84 2,500 84 |
58.772 0.921 . |
4936.842 2302.632 0 |
Estimate only |
| Total | 7239.474 | |||||
| B. COD-5B . |
Outer Duct:90/110mm Inner Duct:28/33mm |
m . |
500 . |
7.35 . |
3676.21 . |
Readily built-in |
| 2. Installation A. PVC 1)PVC Laying 2)Connection of Outer Duct 3 Insertion of 5Inner Ducts 4)Cleaning of Outer Duct |
For 500m of PVC 145mm Duct & 5*42.4mm Inner Ducts. |
0.12M/D Per 6m 0.32M/D Per 6m 0.083M/D Per 6m 0.04M/D Per 6m 0.48M/D Per 100m 0.53M/D Per 100m 0.44M/D Per 100m (0.6+0.34) Per 100m |
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| Pipe Layer General Labor Pipe Layer General Labor Pipe Layer General Labor Pipe Layer General Labor |
(500m) (500m) (500m) (500m) (2,500m) (2,500m) (2,500m) (2,500m) |
10.08 26.88 0 0 0.021 0.023 0.00 0.00 |
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| Total | Pipe Layer General Labor Sub-total |
10.10 26.90 37.00 |
64.48 45.94 |
651.3273 1236.00 1887.322 |
Inner Duct(3+2):440% |
|
| Total Conventional System | 9126.796 | |||||
| Unit Cost of per linear meter of Inner Duct | 3.651 | US$/meter | ||||
| B. COD (for 5 Inner ducts: 2,500n) |
Pipe Layer General Labor |
(500m) (500m) |
28.50 9.00 |
64.48 45.94 |
1837.70 413.48 |
0.018M/D Per 100m 0.057M/D Per 100m |
| Sub-total | 37.50 | 2251.18 | Practically:50% applicable | |||
| Total COD | 5927.39 | Material+Installation | ||||
| Unit Cost of per linear meter of Inner Duct | 2.371 | US$/meter | ||||