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Assuming that the fall protection system is correctly being used, in
what scenario might the worker still contact the ground if they fell:
ANSWERS: Working 16 feet up in a bucket truck on distribution
secondary
services using a six foot shock absorbing lanyard, connected to the
approved bucket anchor.
What is NOT defined as a requirement of temporary vertical life
lines as per Z259 standards:
ANSWERS: 100% polypropylene fibers provide the greatest breaking
strength.
, Requirements of temporary vertical life lines, as per Z259
standards:
ANSWERS:
1. Shall be made from synthetic fibers with breaking strength of 27
kN or greater.
2. They shall be free of splices and knots, except at the
terminations.
3. They shall be installed to protect against abrasion and sharp
edges.
Working on an energized lattice tower requires emergency
response consistent with the associated hazards. What is NOT
required as part of the emergency planning:
ANSWERS:
Daily practice of tower rescue method.
, Working on an energized lattice tower requires emergency
response consistent with the associated hazards, including:
ANSWERS:
1. A means to contact the operating authority to de-energize the
circuit.
2. Rescue equipment readily available to quickly and safely lower
the worker.
3. Regular rescue practices on tower rescue at an appropriate
frequency.
Z259.14 wooden pole choker devices that are designed and tested
to restrict a workers fall distance under dry, wet, and icy conditions
are classified as:
ANSWERS:
Type AB device.
, The voltage limits and mechanical strength of a live line tool is best
specified by:
ANSWERS:
The manufacturers requirements.
Live line tools can be modified to meet the needs of the work.
What is NOT an acceptable strategy for tool modification:
ANSWERS:
A utility worker has evaluated the tool modification and approved
the change.
Live line tools can be modified to meet the needs of the work.
Acceptable strategies for tool modification include:
ANSWERS:
1. Changes to the tool do not violate other applicable standards.
2. The tool has been inspected and tested by a professional
engineer.
3. The tool modification was approved by an engineer using
applicable standards.