ISA Utility Specialist (Chapters 1-7) All Covered Exam Questions And Answers All Correct

ISA Utility Specialist (Chapters 1-7) All Covered Exam Questions And Answers All Correct In the U.S., enforcement of safety work rules resides with: - ANS Occupational Safety & Health Administration (OSHA) Utility pruning is the pruning of trees located in the vicinity of power lines for the purpose of __________ __________ __________. - ANS ensuring reliable service A comprehensive vegetation management program should be __________ rather than reactive, & based on principals of __________ vegetation management. - ANS proactive; integrated What is a volt? - ANS a unit of electrical force Major storms or __________ weather events are the usual cause of power outages over large areas. - ANS catastrophic Without __________, messages can have multiple meanings. - ANS context ISA BMPs provide a practical guide for implementing __________ __________. - ANS industry standards Electrical resistance determines how much __________ is required to move electricity along a conductor and is measured in __________. - ANS energy; ohms When communicating, a person's experience & __________ will influence how the person reacts. - ANS perceptions Crew mobilization for a storm event is much more rapid from a __________ status. - ANS standby NERC standards are specific to what line voltages? - ANS 200 kV & above An important first step in any vegetation management program should be to asses system conditions, which is often done through an __________. - ANS inventory Which type of cuts are less unacceptable? - ANS internodal cuts (e.g. topping) A worker neglecting to wear cut-resistant chaps while operating a chainsaw is committing an unsafe __________, while an employer failing to provide chaps is creating an unsafe __________. - ANS act; condition A conductor carrying more than __________ volts would be considered a NERC line. - ANS 200,000 Communication is both verbal & nonverbal. When a customer is confronted with contradictory information, the person will usually believe the __________ message. - ANS nonverbal Voluntary safety standards for pruning, trimming, repairing, maintaining & removing trees, & cutting brush: - ANS ANSI Z133 NERC standards require the reporting of all tree caused outages by __________ categories - ANS three A traditional cycle will schedule maintenance __________ trees grow into conductors. - ANS before Which type of cuts are more acceptable? - ANS nodal cuts (e.g. drop-crotch, thinning) The __________-__________ rule suggests that workers should take time before starting a job to check for potentially unsafe conditions & discuss them. - ANS two-minute According to ANSI Z133, the minimum approach distance for persons other than qualified line-clearance arborists for 50 kV & less is __________. - ANS 10 feet Trees growing into contact with a single-phase distribution conductor pose __________ threat of a tree-ground fault. - ANS little Where should the final cut be made for proper utility pruning? - ANS just outside of the branch bark ridge and the branch collar A vegetation management scheduling unit may be an entire __________ or a __________ __________. - ANS circuit; geographical area 2 examples of protective equipment: - ANS circuit breakers lightning receptors On a storm site, cutting should not begin until all risks have been assessed & the __________ approach has been decided & adopted. - ANS safest