Service Recovery Decision Deck
Recall how simple, complicated, complex, and chaotic contexts call for different railway recovery responses.
Compare Known door fault vs unexplained signalling anomaly: what changes? Do not spend expert-analysis time on clear work or use a checklist as if it explains an anomaly. Objection We need one recovery plan now, not experiments. Crowd behavior is shifting across three stations after a partial line closure. Your line Because passenger flow is complex, we will run a bounded probe: hold gates for five minutes at Central, monitor density, then adapt the shuttle plan. A single fixed plan can fail when cause and effect are emerging live. Complex contexts need safe-to-fail probes and fast feedback. Recall What does…
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