Research Article
Optimization Model of Network-Level Pavement Maintenance Decision considering User Travel Time and Vehicle Fuel Consumption Costs
Table 6
PQI values after applying different maintenance strategies under different combinations.
| Combination | Routine maintenance | Paving of overlay | Paving of anti-skid layer | Pavement reconstruction | Structural reinforcement |
| 1 | 89.1 | 92.6 | 90.5 | 95 | 95 | 2 | 82.1 | 92.6 | 83.5 | 95 | 95 | 3 | 68.1 | 90.85 | 69.5 | 95 | 95 | 4 | 82.1 | 90.85 | 83.5 | 95 | 95 | 5 | 75.1 | 90.85 | 76.5 | 95 | 95 | 6 | 61.1 | 89.1 | 62.5 | 95 | 95 | 7 | 68.1 | 83.85 | 69.5 | 95 | 95 | 8 | 61.1 | 83.85 | 62.5 | 95 | 95 | 9 | 47.1 | 82.1 | 48.5 | 95 | 95 |
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