Impact of uncertainty on the construction cost and time of the case study
| Structure | Uncertainty source | Cost | Time | ||||
|---|---|---|---|---|---|---|---|
| Deterministic | P90th | P90th: increased % | Deterministic | P90th | P90th: increased % | ||
| Earthwork | Variability | 244 292 292.83 | 258 410 039.21 | 5.78 | 215 | 228.76 | 6.40 |
| Variability and correlation | 298 968 508.46 | 22.38 | 254.45 | 18.35 | |||
| Variability, correlation and disruptive events | 407 968 130.11 | 67.00 | 425.7 | 98.00 | |||
| Bridge | Variability | 70 952 700.00 | 76 883 575.67 | 8.36 | 340 | 369.48 | 8.67 |
| Variability and correlation | 86 205 928.64 | 21.50 | 396.52 | 16.62 | |||
| Variability, correlation and disruptive events | 97 914 726.00 | 38.00 | 544.00 | 60.00 | |||
| Pavement | Variability | 494 259 930.00 | 517 582 030.41 | 4.72 | 217 | 228.53 | 5.31 |
| Variability and correlation | 612 440 433.36 | 23.91 | 241.64 | 11.35 | |||
| Variability, correlation and disruptive events | 667 250 905.50 | 35.00 | 323.33 | 49.00 | |||
| Overall project | Variability | 809 504 922.8 | 841 927 264.18 | 4.01 | 340 | 368.64 | 8.42 |
| Variability and correlation | 962 076 539.65 | 18.85 | 395.32 | 16.27 | |||
| Variability, correlation and disruptive events | 1 154 839 722.87 | 42.66 | 544.00 | 60.00 | |||
| Structure | Uncertainty source | Cost | Time | ||||
|---|---|---|---|---|---|---|---|
| Deterministic | P90th | P90th: increased % | Deterministic | P90th | P90th: increased % | ||
| Earthwork | Variability | 244 292 292.83 | 258 410 039.21 | 5.78 | 215 | 228.76 | 6.40 |
| Variability and correlation | 298 968 508.46 | 22.38 | 254.45 | 18.35 | |||
| Variability, correlation and disruptive events | 407 968 130.11 | 67.00 | 425.7 | 98.00 | |||
| Bridge | Variability | 70 952 700.00 | 76 883 575.67 | 8.36 | 340 | 369.48 | 8.67 |
| Variability and correlation | 86 205 928.64 | 21.50 | 396.52 | 16.62 | |||
| Variability, correlation and disruptive events | 97 914 726.00 | 38.00 | 544.00 | 60.00 | |||
| Pavement | Variability | 494 259 930.00 | 517 582 030.41 | 4.72 | 217 | 228.53 | 5.31 |
| Variability and correlation | 612 440 433.36 | 23.91 | 241.64 | 11.35 | |||
| Variability, correlation and disruptive events | 667 250 905.50 | 35.00 | 323.33 | 49.00 | |||
| Overall project | Variability | 809 504 922.8 | 841 927 264.18 | 4.01 | 340 | 368.64 | 8.42 |
| Variability and correlation | 962 076 539.65 | 18.85 | 395.32 | 16.27 | |||
| Variability, correlation and disruptive events | 1 154 839 722.87 | 42.66 | 544.00 | 60.00 | |||
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