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| Criterion |  Delivery Value Stream Mapping |  Operations Time Blocking |  Operations 5 Whys |  Operations Root Cause Analysis |
|---|---|---|---|---|
Purposedifferent | When delivery work dissolves into wait times, handoffs, and hidden effort, Value Stream Mapping makes the actual flow visible. The method exposes bottlenecks, idle time, and feedback loops so lead time and improvement levers become tangible. | 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. | 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. | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. |
Complexitydifferent | Medium | Low | Low | Medium |
Timedifferent | 1-3 h | 15-30 min Planung, laufend | 15-30 min | 1-4 h |
Participantsdifferent | 4-10 | 1 | 2-6 | 3-8 |
Formatdifferent | Workshop | Async | Workshop | Workshop + async |
Outputdifferent | Current-state map, Future-state map, Bottleneck list | Blocked Calendar, Capacity View, Focus Plan | Root cause notes, Countermeasures | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | LeanFlowWasteDelivery | PlanningTime managementFocus | Root causeIncidentLeanProblem solving | Root causeProblem solvingQualityIncident |