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INC-2026-0121

HIGHUnder Investigation

Reported by Craig Wilson — Inspector

04 February 2026 at 09:00 amProcessing Plant — Level 2Hazard Report — Confined SpaceDay Shift

Incident Description

Entry permit for Ball Mill inspection had expired but crew was still working inside. Gas monitoring equipment battery was flat. Confined space attendant had left post temporarily.

Immediate Actions Taken

  • 1Crew immediately evacuated
  • 2Gas monitor replaced
  • 3Confined space procedures re-briefed
  • 4Permit system review initiated

Likelihood x Consequence Matrix

InsignificantMinorModerateMajorCatastrophic
Almost Certain
Likely
Possible
Unlikely
Rare

Likelihood

3 / 5 — Possible

Consequence

4 / 5 — Major

Risk Score

12/25

Failed / Breached Controls

Exclusion Zone Signage

Signage not visible in dusty conditions

HIGH
Effectiveness
15%

Spotter Positioning

Spotter not in designated position

HIGH
Effectiveness
0%

Controls That Held

Vehicle Speed Limits

LV was within speed limits when entering zone

Effectiveness
80%

Operator Awareness

Haul truck operator noticed LV and stopped

Effectiveness
85%

Incident Reporting

Reported immediately via radio

Effectiveness
95%

Priority Questions

  • What were the direct and contributing causes of this incident?
  • Were all relevant procedures followed by personnel involved?
  • Was there adequate supervision at the time of the incident?

Follow-Up Questions

  • Were there any similar incidents in the past that could have predicted this?
  • Were all personnel adequately trained for the task being performed?
  • Were environmental conditions a contributing factor?

Systemic Questions

  • Does this incident indicate a gap in the current risk management framework?
  • Are there systemic issues with procedure adherence in this area?
  • Would additional engineering controls reduce the likelihood of recurrence?
08:45 am

Pre-start meeting completed

09:00 am

Incident occurred

09:05 am

Incident reported to supervisor

09:10 am

Area secured and barricaded

09:20 am

HSE team notified and on-scene

09:45 am

Initial investigation commenced

10:00 am

Report filed in SafetyScribe AI

Incident Details

Date & Time

04 February 2026 at 09:00 am

Location

Processing Plant — Level 2

Type & Category

Hazard Report

Confined Space

Severity
High
Status
Under Investigation
Shift

Day Shift

Reported By

Craig Wilson — Inspector

  • Inspector — Craig Wilson
  • Confined Space Attendant — Maria Santos
IndoorConfined space
Ball MillGas Monitor

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