Organisational Factors » LTA fall protection

52Electric Shock While Fault Finding on Dragline Boom



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Brief Description of Incident/Accident & Description of Consequences/Outcomes:

While fault finding on a dragline boom light fitting an electrician opened the back cover and proceeded to test voltage at the lamp base. In order to get access for his meter leads he pushed the wiring. At this point some of the wiring insulation cracked and fell away and the electrician received an electric shock, fortunately he was not seriously injured.

Energy Type(s) Involved:

Electric shock or electrocution

Root & Contributing Cause(s):

LTA hazard identification

LTA use of restraining device

Stated or Potential Consequence(s):

Potential Fatality

Preventative/Recommended/Accepted Steps of Risk Mitigation, Points of Interest:

Check your existing equipment to ensure that the wiring has an adequate temperature rating.

Ensure that anchor points are available for attaching fall arresting devices at appropriate locations on dragline booms.

Implement a SWP for electrical work at height, the use of fall arresting devices to be included.

Organisation:

Queensland Government Department of Employment, Economic Development and Innovation (DEEDI)


Results

Here are the results.


Information

Reference Type:

Safety Alert #CR150

Mine Type:

Surface Mine

Energy:

Electrical

Equipment:

Published:

1998

Region:

Australia, Queensland

ICAM Categories

Organisational Factors

• LTA fall protection

• LTA risk assessment

• LTA work procedure

Task or Environmental Conditions

-

Individual or Team Actions

• LTA isolation

Failed or Absent Defences

-



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