View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  Operations Barrier Analysis |  Operations Time Blocking |  Operations ALPEN Method |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | 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. | 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. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | Low | Low | Low |
Timedifferent | 2-4 h | 15-30 min Planung, laufend | 10-20 min daily | 15-30 min |
Participantsdifferent | 2-6 | 1 | 1 | 2-6 |
Formatdifferent | Workshop + async | Async | Async | Workshop |
Outputdifferent | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Blocked Calendar, Capacity View, Focus Plan | Daily Plan, Time Estimates, Review Notes | Root cause notes, Countermeasures |
Tagsno overlap | Root causeSafetyIncident | PlanningTime managementFocus | PlanningTime managementProductivityOperations | Root causeIncidentLeanProblem solving |