Safety Flash
Fire-fighting water jet hits antenna – Failure of limits, stops and safeties
Fire-fighting water jet hits antenna – Failure of limits, stops and safeties
- IMCA
- Safety Flash
- IMCA SF 25/16
- Inspection and MaintenanceMachinery and Equipment
- Functional safetyLine of fire
- Inspection and maintenance
- Functional testingPre-use checksStop-work authority
- Marine industry
- Vessel
Summary
During monthly testing, a fire-fighting monitor’s water jet damaged a nearby MF/HF whip antenna. Investigation identified incorrect adjustment of the turning limit switch following contractor maintenance. The flash describes resetting the operating sector and recommends post-maintenance acceptance testing, verification of safety limits before tests and stopping unsafe work.
Classifications: Functional safety; safety instrumented systems; SIS.
Classifications: Line of fire; struck-by hazards.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Functional testing; function test.
Classifications: Pre-use checks; pre-use inspection.
Classifications: Stop-work authority; stop work; stop-work intervention.
Classifications: Marine industry; shipping industry; maritime sector.
Classifications: Vessel; aboard ship; onboard vessel.
Summary
A fire-fighting monitor exceeded its operating limits during testing and damaged a nearby antenna.
IMCA SF 25/16. Themes: inspection and maintenance, machinery and equipment.