R-004

Energized work near live conductors

ActiveSubstation UpgradeSafetyOwner: R. Kimura

Pre-MitigationModerate

$540K

Expected monetary value

Score 8.3

30% likely

ResidualLow

$56K

Expected monetary value

Score 5.0

8% likely

Mitigation Effect

$484K

EMV reduction from response plan

Mitigation cost $95K85% effective

Cause (because of)

Constrained outage windows require adjacent energized work

Uncertain Event (there is a risk that)

Safety incident during construction near energized equipment

Consequence (which would lead to)

Injury, stop-work, investigation, and schedule impact

Root Cause

Constrained outage windows require adjacent energized work

Trigger / Threshold

Outage request denied by grid operator

Early Warning Indicator

Outage request denied by grid operator

Assumptions

Baseline assumptions per approved project execution plan.