Research Article
Evaluation and Formulation of Assessment Criteria for Dominant Distresses in Preventive Maintenance of Cement Concrete Pavements
Table 3
Standardized direct, indirect, and total effects.
| | | Surface distress | Vertical distress | Joint distress | Fracture distress | Repair distress |
| | Surface distress | | | | | | | Direct effect | NA | NA | NA | NA | NA | | Indirect effect | NA | NA | NA | NA | NA | | Total effect | NA | NA | NA | NA | NA |
| | Vertical distress | | | | | | | Direct effect | 0.100 | NA | NA | NA | NA | | Indirect effect | 0.000 | NA | NA | NA | NA | | Total effect | 0.100 | NA | NA | NA | NA |
| | Joint distress | | | | | | | Direct effect | NA | NA | NA | NA | NA | | Indirect effect | NA | NA | NA | NA | NA | | Total effect | NA | NA | NA | NA | NA |
| | Fracture distress | | | | | | | Direct effect | 0.000 | 0.150 | 0.120 | NA | NA | | Indirect effect | 0.015 | 0.000 | 0.000 | NA | NA | | Total effect | 0.015 | 0.150 | 0.120 | NA | NA |
| | Repair distress | | | | | | | Direct effect | NA | NA | NA | NA | NA | | Indirect effect | NA | NA | NA | NA | NA | | Total effect | NA | NA | NA | NA | NA |
| | Pavement damage | | | | | | | Direct effect | 0.311 | 0.251 | 0.236 | 0.065 | 0.093 | | Indirect effect | 0.026 | 0.010 | 0.008 | 0.000 | 0.000 | | Total effect | 0.337 | 0.261 | 0.244 | 0.065 | 0.093 |
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Note. “NA” denotes “not applicable.”
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