ISA UTILITY SPECIALIST (CH. 6 - STORM PREPARATION & RESPONSE) EXAM QUESTIONS ANSWERED
CORRECTLY LATEST UPDATE 2026
Major storms or __________ weather events are the usual cause of power outages over large areas. -
Answers catastrophic
Crew mobilization for a storm event is much more rapid from a __________ status. - Answers
standby
Voluntary safety standards for pruning, trimming, repairing, maintaining & removing trees, & cutting
brush: - Answers ANSI Z133
On a storm site, cutting should not begin until all risks have been assessed & the __________
approach has been decided & adopted. - Answers safest
As clearance work progresses, __________ between crews & dispatcher is critically important to
determine locations of downed or damaged lines. - Answers communication
One of the highest personal risks in a storm is __________. - Answers fatigue
Always consider that all lines are __________. - Answers energized
The sound of a running home generator should alert crews to the possibility of __________. -
Answers backfeed
Crew members should always refer customer relations questions about the status of power
restoration to: - Answers the utility
Customer relations are important during a storm response, but are necessarily a lower priority than: -
Answers safety & power restoration
When responding to a storm emergency, the highest priority for crews should be to: - Answers work
on the circuits feeding hospitals
When arriving on a storm site, the highest priority for the crew foreman is to: - Answers immediately
identify & locate downed electrical lines
Of the following conditions, which is most likely to fail & cause an electrical outage in a moderate
storm?
- An open trunk cavity
- Codominant leaders with included bark
- Overhanging, live branches
- A decurrent tree form - Answers overhanging, live branches
A revision of the ANSI Z133 standard intended to be the standard reference for those engaged in tree
care work: - Answers ANSI Z133.1-2000
The time when crews return to normal working hours after being on-call or on 24-7 status: - Answers
stand down
A tool used to determine the severity & likelihood of a risk: - Answers 5 x 5 Matrix
__________ freezes solid when it hits the ground; __________ __________ remains in a liquid state
until it freezes on contact. - Answers sleet;
freezing rain
The __________ __________ __________ is a systematic method for command, control, &
coordination of emergency response. - Answers incident command system
Most utilities, municipalities, & large tree contracting firms have designated storm processes & a
designated __________ __________ __________ where conditions are monitored & decisions are
made. - Answers emergency operations center
Personnel from external organizations who travel to a storm area are generally paid the higher of
either their __________ __________ rates or the established __________ __________ rates. -
Answers home pay;
local pay
In the U.S., the National Hurricane Center track forecast cone is intended to predict the track of a
storm with an accuracy rate of _____ percent. - Answers 67%
Removal of __________ following a storm is typically the responsibility of the customer. - Answers
brush
A safety __________-__________ is a proactive measure in which all operations are brought to a halt
until relevant safety information can be provided to response workers. - Answers stand-down
Organizations such as electric utilities may declare an __________ independent of official government
declarations. - Answers emergency
CORRECTLY LATEST UPDATE 2026
Major storms or __________ weather events are the usual cause of power outages over large areas. -
Answers catastrophic
Crew mobilization for a storm event is much more rapid from a __________ status. - Answers
standby
Voluntary safety standards for pruning, trimming, repairing, maintaining & removing trees, & cutting
brush: - Answers ANSI Z133
On a storm site, cutting should not begin until all risks have been assessed & the __________
approach has been decided & adopted. - Answers safest
As clearance work progresses, __________ between crews & dispatcher is critically important to
determine locations of downed or damaged lines. - Answers communication
One of the highest personal risks in a storm is __________. - Answers fatigue
Always consider that all lines are __________. - Answers energized
The sound of a running home generator should alert crews to the possibility of __________. -
Answers backfeed
Crew members should always refer customer relations questions about the status of power
restoration to: - Answers the utility
Customer relations are important during a storm response, but are necessarily a lower priority than: -
Answers safety & power restoration
When responding to a storm emergency, the highest priority for crews should be to: - Answers work
on the circuits feeding hospitals
When arriving on a storm site, the highest priority for the crew foreman is to: - Answers immediately
identify & locate downed electrical lines
Of the following conditions, which is most likely to fail & cause an electrical outage in a moderate
storm?
- An open trunk cavity
- Codominant leaders with included bark
- Overhanging, live branches
- A decurrent tree form - Answers overhanging, live branches
A revision of the ANSI Z133 standard intended to be the standard reference for those engaged in tree
care work: - Answers ANSI Z133.1-2000
The time when crews return to normal working hours after being on-call or on 24-7 status: - Answers
stand down
A tool used to determine the severity & likelihood of a risk: - Answers 5 x 5 Matrix
__________ freezes solid when it hits the ground; __________ __________ remains in a liquid state
until it freezes on contact. - Answers sleet;
freezing rain
The __________ __________ __________ is a systematic method for command, control, &
coordination of emergency response. - Answers incident command system
Most utilities, municipalities, & large tree contracting firms have designated storm processes & a
designated __________ __________ __________ where conditions are monitored & decisions are
made. - Answers emergency operations center
Personnel from external organizations who travel to a storm area are generally paid the higher of
either their __________ __________ rates or the established __________ __________ rates. -
Answers home pay;
local pay
In the U.S., the National Hurricane Center track forecast cone is intended to predict the track of a
storm with an accuracy rate of _____ percent. - Answers 67%
Removal of __________ following a storm is typically the responsibility of the customer. - Answers
brush
A safety __________-__________ is a proactive measure in which all operations are brought to a halt
until relevant safety information can be provided to response workers. - Answers stand-down
Organizations such as electric utilities may declare an __________ independent of official government
declarations. - Answers emergency
