Research Article
Decision of National and Provincial Highway Asphalt Pavement Structure Based on Value Engineering
Table 2
Life-cycle cost (Yuan/m2).
| Service life period | PCI | Initial investment | Maintenance investment | Intermediate maintenance and overlay | Salvage value | Present value of maintenance | Present value of intermediate maintenance overlay | Present value of salvage value |
| 0 | 100.00 | 100 | | | | | | | 1 | 99.79 | | 1.01 | | | 0.94 | | | 2 | 97.18 | | 1.17 | | | 1.00 | | | 3 | 92.47 | | 1.45 | | | 1.15 | | | 4 | 87.23 | | 1.77 | | | 1.30 | | | 5 | 82.17 | | 2.07 | | | 1.41 | | | 6 | 77.50 | | 2.35 | | | 1.48 | | | 7 | 73.29 | | 2.60 | | | 1.52 | | | 8 | 69.50 | | 2.83 | | | 1.53 | | | 9 | 66.09 | | 3.03 | | | 1.52 | | | 10 | 63.01 | | 3.22 | | | 1.49 | | | 11 | 60.24 | | 3.39 | | | 1.45 | | | 12 | 99.79 | | 1.01 | 71.8 | | 0.40 | 28.5 | | 13 | 97.18 | | 1.17 | | | 0.43 | | | 14 | 92.47 | | 1.45 | | | 0.49 | | | 15 | 87.23 | | 1.77 | | −41.29 | 0.56 | | −13.02 |
| | Total present value | 100 | | | | 16.67 | 28.5 | −13.02 |
| | Life-cycle cost | 132.15 Yuan/m2 |
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