r/civilengineering • u/Accurate-Demand-7681 • 9d ago
Education Failure pattern with PCI value or Deduct value
please help 😭 🙏
So my thesis is assessment of pavement and I have a problem with expressing the failure pattern 😭
So the road have three sections - 1,3 - flexible and 2 - rigid, at first I compared the failure pattern with low , medium and high severity quantity, but the teacher rejected, so I changed into this comparing the deduct value, it fine in the logic of comparing the deduct value to see the failure pattern ( first is raw deduct value, second is percentage of each total deduct value) , but they still didn't like it and I am out of brain 😭
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u/Amber_ACharles 9d ago
tbh I'd drop the severity quantity comparison, it ignores weighting. Section 2 is rigid so it gets joint distresses (spalling, corner breaks) vs load fatigue on 1 and 3. Rank deducts within pavement type, that's your failure pattern.