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| Criterion |  Operations Time Blocking |  Operations Fishbone Diagram |  Operations Fault Tree Analysis |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | With a calendar that grows on request, the method makes available time explicit again. It combines appointments, focus work, and buffer into a more realistic day structure. | When a problem has several possible contributing factors, the method sorts causes by cause areas. It prevents an initial hunch from blocking the view of other plausible drivers. | For a critical top event with several possible triggers, the method logically models failure paths. It makes visible which combinations of conditions can lead to damage. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | Low | Low | High | Low |
Timedifferent | 15-30 min Planung, laufend | 30-60 min | 2-6 h | 10-20 min daily |
Participantsdifferent | 1 | 2-8 | 3-8 | 1 |
Formatdifferent | Async | Workshop | Workshop + async | Async |
Outputdifferent | Blocked Calendar, Capacity View, Focus Plan | Fishbone Diagram, Cause Categories, Investigation Backlog | Fault Tree, Critical Paths, Cause Hypotheses, Control Actions | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | PlanningTime managementFocus | Root causeQualityOperations | RiskRoot causeSafety | PlanningTime managementProductivityOperations |