Run Five Whys on a Missed Utility Mark
Use Five Whys to identify a process-level corrective action after a utility-marking near miss.
A stump grinder nearly hits an unmarked irrigation line because the work order did not mention private utilities. Five Whys follows cause and effect until the team finds a process-level fix: a changed intake, handoff, or field control that prevents the same miss from recurring. Stopping at 'the crew should have checked' creates a reminder, not a stronger system. Why 1 Why did the grinder nearly hit the line? The crew did not know a private irrigation line crossed the stump zone. This states the immediate miss without blaming a person. Why 2 Why did the crew not know? The…
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