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| Case | Step 1a | Step 1c | Step 1d | Step 1e Average slope | Step 1e Breach flow | Step 1e | Global check | Detailed check | Overall result | Warning message(s) | Information message |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | No | Pass | PassWarning | D50 < 200 μm (a) | |||||||
| B | Yes | Yes | Fail | Fail | Fail | Artificial foreland (b) | |||||
| C | Yes | No | Yes | Fail | PassFail | Steepest slope over 5 m (c) | |||||
| D | Yes | No | No | Yes | No | Yes | Fail | PassPass | |||
| E | Yes | No | No | Yes | Yes | Yes | Fail | PassWarning | D50 < 200 μm (a) Very fine sand (d) | ||
| F | Yes | No | No | No | Yes | Yes | Fail | FailWarning | D50 < 200 μm (a) Very fine sand (d) | ||
| G | Yes | No | No | No | No | NoPass | Pass | Pass | |||
| H | Yes | No | No | No | No | No | Pass | FailWarning | Illogical result (e) | ||
| I | Yes | No | No | No | No | No | Pass | Not availablePass | |||
| J | Yes | No | No | Yes | No | Yes | FailNot available | Not available |
a D50 < 200 μm in the Detailed check, Advanced check needed.
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| Benchmark | D-FLOW SLIDE | Relative error | |||
|---|---|---|---|---|---|---|
Step 1a: Would flow slide lead to damage on levee? Marge [m] Slope [1:xxx] Assessment level [m + NAP] |
No 30.000 15.000 -10.000 |
No 30.000 15.000 -10.000 |
OK 0.00 % 0.00 % 0.00 % | |||
| Step 1c: Artificially underwater installed and non-compacted sandy foreshore? | No | No | OK | |||
Step 1d: Flow slide possible based on criteria "steepest slope aver 5m" ? Average slope over a height of at least 5 m [1:xxx] |
No 6 |
No 6 |
OK 0.00 % | |||
Step 1e: Flow slide possible based on average geometry only? Total inclination of the channel slope [1:xxx] Is breaching possible? |
Yes 6 Yes |
Yes 6 Yes |
OK 0.00 % OK | |||
Result of the Global check | Pass | Pass | OK | |||
| Fictive channel depth Hr [m] | 19.087 | 19.087 | 0.00 % | |||
| Fictive slope cotan αr [-] | 23.000 | 23.000 | 0.00 % | |||
| Max. allowable retrogression length Lallowable [m] | 150.000 | 150.000 | 0.00% | |||
| Probability of occurence P(ZV) [/km/year] | 23.92 × 66 × 10-72 | 3.92 × 66 × 10-7 | 0.00 % | |||
| Reliability index critical length β | - | 39.999 | - | |||
| Probability P(L > Lallowable) /year | 0.00 | 0.00 | 0.00 % | |||
| Probability of flood damage by liquefaction P(falen|ZV) [/year]0.00 | 0.00 | 0.00 % | Allowable probability of failure [/year] | 2.50 × 10-6 | 2.50 × 10-6 | 0.00 % |
Result of the Detailed check | Pass | Pass | OK | |||
| Overall result | Warning | Warning | OK |
Results of benchmark 3-1 for case B:
| Benchmark | D-FLOW SLIDE | Relative error |
|---|---|---|---|
Step 1a: Would flow slide lead to damage on levee? Marge [m] Slope [1:xxx] Assessment level [m + NAP] |
Yes 30.000 15.000 -10.000 |
Yes 30.000 15.000 -10.000 |
OK 0.00 % 0.00 % 0.00 % |
| Step 1c: Artificially underwater installed and non-compacted sandy foreshore? | Yes | Yes | OK |
Step 1d: Flow slide possible based on criteria "steepest slope aver 5m" ? Average slope over a height of at least 5 m [1:xxx] |
No 6 |
No 6 |
OK 0.00 % |
Step 1e: Flow slide possible based on average geometry only? Total inclination of the channel slope [1:xxx] Is breaching possible? |
Yes 6 Yes |
Yes 6 Yes |
OK 0.00 % OK |
Result of the Global check | Fail | Fail | OK |
| Fictive channel depth Hr [m] | 21.571 | 21.571 | 0.00 % |
| Fictive slope cotan αr | 10.5 | 10.5 | 0.00 % |
| Max. allowable retrogression length Lallowable [m] | 60 | 60 | 0.00 % |
| Probability of preventing a liquefaction P(ZV) [/km/year] | 34.95 × 94 × 10-7 | 34.95 94 × 10-7 | 0.00 % |
| Reliability index β | - | 1.712 | - |
| P(L > Lallowable) | 4.34 × 10-2 | 4.34 × 10-2 | 0.23 00 % |
| Probability of flood damage by liquefaction P(falen|ZV) [/year] | 12.72× 15× 10-8 | 12.72 15 × 10-8 | 0.00 % |
| Allowable probability of failure [/year] | 2.50 × 10-6 | 2.50 × 10-6 | 0.00 % |
Result of the Detailed check | Pass | Pass | OK |
| Overall result | Fail | Fail | OK |
Results of benchmark 3-1 for case C:
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