Sort Delay Causes With A Fishbone Lens

Sort each possible cause of repeated dwell overruns into the fishbone category it best fits. People Process Equipment Environment New dispatcher has not worked the peak crowd pattern on Platform 2. Driver receives conflicting platform staff signals during boarding. Dispatch readiness call happens only after passengers have blocked the doorway. No trigger exists for asking crowd-control staff to clear the yellow line. Door 3 is slow to interlock after heavy use. Platform display boards lag the amended stopping pattern. Rain pushes more passengers under the same narrow canopy section. Lift works create a pinch point near the boarding zone.

Sign up free — one personalized lesson every day, matched to your role and goals.

Already have an account? Sign in