Research Article
A Two-Stage Stochastic Model for Maintenance and Rehabilitation Planning of Pavements
Table 12
Comparison between the total costs ($1000) of deterministic model and each scenario of the stochastic model.
| | s | Total cost in stochastic model | PRS | Cost PRS | Total cost in deterministic model | Percent of cost increased | Percent PRS |
| | 1 | 19433.54 | 0.504 | 9794.503 | 18858.65 | 3.048389 | 1.536388 |
| | 2 | 19433.54 | 0.216 | 4197.644 | 18858.65 | 3.048389 | 0.658452 |
| | 3 | 19433.04 | 0.126 | 2448.563 | 18858.65 | 3.045753 | 0.383765 |
| | 4 | 19433.04 | 0.054 | 1049.384 | 18858.65 | 3.045753 | 0.164471 |
| | 5 | 26490.95 | 0.056 | 1483.493 | 18858.65 | 40.47109 | 2.266381 |
| | 6 | 26490.95 | 0.024 | 635.7829 | 18858.65 | 40.47109 | 0.971306 |
| | 7 | 26807.14 | 0.014 | 375.3 | 18858.65 | 42.1477 | 0.590068 |
| | 8 | 26807.14 | 0.006 | 160.8428 | 18858.65 | 42.1477 | 0.252886 |
| | Average | 23041.17 | | 20145.51 | | 22.17823 | 6.823717 |
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