ALBAT: OSHA Electrical Transmission and Distribution (ET&D) Practice Exam

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• When a visitor comes onto the job site, you must
• What is the purpose of an electrical safety program audit?
• Under excavation safety, which is considered the greatest hazard?
• During switching operations, why is it important to verify isolation before re-energizing?
• Spoil refers to
• Competent Person.
• What is the purpose of re-energizing per procedure in switching operations?
• A qualified worker is someone who is knowledgeable in the construction and operation of the electric power generation, transmission, and distribution equipment involved, along with the associated hazards.
• For handling and use of flammable liquids in quantities of 1 gallon or less, what is the required storage?
• What should be tested for before grounding and bonding?
• What does NFPA 70E contribute to OSHA ET&D requirements?
• What oxygen concentration threshold prohibits entry into excavations?
• What are the main hazards associated with switching operations and how are they mitigated?
• How can you differentiate a switching device from an overcurrent protective device, and what responsibilities accompany each?
• How often must a competent person inspect fall protection equipment?
• Which engineering control could be used in urgent or emergency dental settings?
• Why is communication critical during switching and energized work, and which forms of communication are recommended?
• During PPE inspection, which item is NOT typically checked?
• When is a job briefing required?
• Why is maintaining records of PPE inspection and maintenance important?
• For live-line work, what is required about tool ratings and inspection?
• What is the best practice for air testing rubber gloves and sleeves?
• What is the purpose of a bonding jumper and when is it used during maintenance?
• Which term corresponds to the entrance into a space?
• What is a trench box?
• Which statement best describes ATPV as used in electrical safety?
• What is the role of Lockout/Tagout (LOTO) in ET&D safety?
• In a personal fall restraint system, lanyards and vertical lifelines must have a minimum breaking strength of?
• Permit spaces are more dangerous than non-permit spaces. True or False?
• The energy-control program is intended to prevent what during maintenance?
• Describe the steps for re-energizing equipment after maintenance is complete.
• The weight of spoils can cause
• Which term describes the physical separation of equipment from all energy sources to prevent energization?
• How do you determine whether a transformer requires insulating rupture or steps to avoid arc energy?
• What is the purpose of insulating blankets and their proper placement during energized line work?
• What should incidents be documented and reported to achieve in an electrical safety program?
• How is arc flash boundary determined and what factors influence its size?
• What energy sources should energy-control procedures address besides removing energy from machines?
• What is the role of a spotter during live-line operations?
• What is the significance of an incident energy calculation in selecting PPE, and how often should it be updated?
• What action cannot an employer take against an employee who files a safety complaint?
• Enclosed Space is best described as which of the following?
• What steps are taken to verify the absence of voltage before starting work on electrical equipment?
• Which of these are types of electrical injury?
• What percentage of the LFL defines the combustible gas saturation threshold?
• How are arc flash boundaries changed by enclosure type and protective device settings?
• If you have been punished for using OSHA-protected rights, within how many days must you file a complaint?
• What hazards are associated with overhead transmission and distribution lines, and how are they mitigated?
• Job site visitors require a briefing.
• It is okay to call a stop if work is not following the job briefing.
• Which item defines the minimum strength requirement for lanyards and vertical lifelines in fall protection?
• Which statement best distinguishes grounding from bonding in ET&D work, and when each is applied?
• When is the two-person rule typically applied in ET&D work and what purpose does it serve?
• Which term describes electrical pressure created by electromotive force?
• Which item is explicitly listed as PPE that the company should provide?
• Which statement best describes a Permit Required Confined Space?
• Which of the following is a unit of electrical pressure?
• A job briefing should be held again when which occurs?
• Which statement defines a Non-Permit Confined Space?
• A briefing is required before work and when conditions change.
• What constitutes proper PPE inspection and maintenance prior to use in ET&D tasks?
• What is the role of Lockout/Tagout (LOTO) in switching operations?
• In the context of LOTO, what is the primary purpose of a tag?
• Egress means which of the following?
• What does a trench box help prevent?
• For handling and use of flammable liquids in quantities of 5 gallons or less, what is the required storage?
• There are two types of shoring.
• Wood, 50 kV per foot for ____ minute.
• Which statement best describes a Confined Space?
• What is a switching order in distribution operations and what information does it contain?
• What is the role of protective grounds in switching operations?
• PPE and arc-flash protection are typically required for ET&D tasks and how is incident energy determined?
• Why is Lockout/Tagout essential in switching operations?
• Which PPE items are typically purchased by the company?
• Which statement describes the two essential elements of a lockout/tagout program?
• When must a job briefing occur?
• Differentiate between a circuit being de-energized and isolated; why is verification essential?
• For FRP, 75 kV per foot for ____ minute.
• MAD stands for?
• If an enclosed space structure begins to fail, you should
• For flammable liquids that are highly viscous or extremely hard to pour, which storage option is allowed?
• Which statement best describes the distance rule as voltage increases?
• What is the maximum slope angle allowed without using alternative configurations?
• What is the purpose of air testing rubber gloves and sleeves before use?
• Which sequence correctly outlines the steps in a typical switching operation?
• How do you test rubber gloves for defects?
• How often must a competent person inspect rigging equipment?
• What is the exception of storage for handling and use of flammable liquids in quantities of 5 gallons or less?
• Who is responsible for ensuring that overhead power lines are de-energized?
• What does the acronym MAD stand for in electrical safety contexts?
• What is a key reason to verify de-energization after applying lockout/tagout?
• For transformer tasks, PPE and safe work practices are established based on which factors?
• How do tagging and locking differ in LOTO, and how do they function?
• Bonding jumpers during maintenance are used to maintain the same electrical potential between parts to prevent potential differences during testing; when is this done?
• What is the maximum allowed free fall distance for a personal fall arrest system?
• Which components are typical in a feeder supplying a load?
• Who is responsible for paying for personal protective equipment (PPE)?
• What is the purpose of PPE in ET&D and give examples?
• What is a form of retaining device?
• Which statement about tool and equipment storage around energized equipment is correct?
• Which organization's Threshold Limit Values (TLV) are used to establish exposure limits for airborne contaminants?
• How far can an excavation extend below the bottom of the trench box without further analysis?
• Electrical pressure is created by electromotive force and is measured in units of what?
• You should always lift with your ____ and avoid twisting.
• Dorsal D Rings must sit over the spine and just below the ______.
• Which standard mandates that flammable liquids be stored in approved containers and in an approved closable fireproof self-closing cabinet?
• What program requires employers to ensure overhead power lines are de-energized?
• What are some items that warrant updating a job briefing?
• How is a clearance established and what documentation is typically required?
• What is the role of boundary signage and boundary controls when working in the field?
• What is the minimum distance for lines energized at 110 kV, before applying the per-10 kV increment?
• How do voltage and current relate to electrical hazard in ET&D?
• Describe the elements of a written switching procedure and why it is required for transmission/distribution work.
• Which statement best defines a qualified person in OSHA ET&D work?
• Which method is recommended for testing rubber gloves for defects?
• What is the Minimum Approach Distance (MAD) and how does it affect work near energized lines?
• What is sloping in trenching?
• Which space is described as a working space such as a manhole, vault, tunnel, or shaft?
• What is the main safety purpose of the two-person rule in ET&D work?
• What should be included in a job briefing for electrical work?
• Which statement is true about confined spaces and permits?
• Define a feeder in distribution and name typical components involved in feeding a load.
• Which agency should you contact to file an OSHA-related complaint?
• What tools and equipment are used for live-line work and what standards govern their use?
• What is the purpose of protective grounding (temporary grounds) during testing or maintenance on energized equipment?
• What should you do when a visitor arrives on site?
• What is transmission line sag and why is it important for clearance calculations?
• What is incident energy and how can it be controlled in the field?
• Which atmosphere-related hazard is commonly associated with enclosed spaces?
• When should job briefings be performed for repetitive and similar operations?
• What does ATPV stand for?
• What is ground-fault protection and where is it typically required in distribution networks?
• A trench is defined as a narrow excavation in which depth is greater than width, and no wider than how many feet?
• What must you always use when attaching grounds?
• Stable Rock is a soil classification. Which statement best describes Stable Rock?
• What is the purpose and use of temporary protective grounds, and when are they installed?
• Job site visitors do not need a briefing.
• NFPA 30 primarily addresses the storage and handling of what?
• How shall rubber blankets be stored?
• What are the essential elements of an electrical safety program for ET&D?
• What is a work permit and how does it relate to energized work?
• For lines and equipment energized beyond 50 kV, the distance is 10 feet plus ______ inches for each additional 10 kV.
• Prior to removing a manhole cover, you must check to see if the cover is what?
• What should you do if anything changes from what was posted on the job briefing?
• Which statement defines a Non-Permit Confined Space?
• How many pounds must the anchorage for fall protection support?
• What is the proper approach when working near energized equipment in wet conditions?
• Which soil conditions can greatly increase soil weight?
• What is the four-foot maximum distance between the lowest hydraulic cylinder and the trench floor?
• Why is it important to keep work areas clean and dry when performing ET&D tasks?
• Which of the following describes a switching order and who is responsible for its approval and execution?
• What causes nearly 45% of crane accidents?
• What is the function of a one-line diagram and a physical layout map in ET&D tasks?
• When do you need to temporarily haul spoils to another location?
• A trench box serves primarily as what type of device?
• What action is recommended if an enclosed space structure begins to fail?
• What is a minimum approach distance (MAD) and why is it important?
• How many inches are added for each additional 10 kV beyond 50 kV?
• Which action most directly reduces the risk of a cave-in related to spoils near the trench edge?
• How do you avoid hazards when working near an excavation?
• A spoil pile must be kept at least how far back from the edge of a trench or excavation?
• What is the importance of guarding and enclosures around exposed energized parts?
• OSHA states the only acceptable storage and handling containers for flammable liquids are
• What are live-line tools and what maintenance is required for them before use?
• Arc Thermal Performance Value (ATPV) is defined as which of the following?
• Which statement about spoil near the edge is correct?
• How many pounds must the anchorage for work-positioning support?
• Which factor most directly determines the PPE category required for arc flash protection?
• Which term describes excavated material at a job site from a trench or excavation?
• Why do you keep spoils and equipment away from the edge of an excavation?
• Which atmosphere-related hazard is commonly associated with confined spaces?
• What is a primary purpose of FR and AR clothing?
• What are the criteria for performing work on or near exposed energized parts?
• Which body part should be used to lift to avoid back strain?
• What is the typical soil weight per cubic foot?
• Which methods of field test did we cover for rubber gloves?
• Which statement correctly describes installing ground ends first and removing them last?
• Flammable liquids must be stored in
• Arc Thermal Performance Value is measured in which unit?
• What is a clearance and what is its role in safe ET&D operations?
• OSHA states the only things that can be used for storage and handling of flammable liquids is
• When must employers provide PPE?
• General Requirements state that protective systems must be in place, except when which condition applies?
• What is the retaining device's purpose?
• In work near exposed energized parts, what combination of elements is essential when de-energization is not possible?
• Ingress means which of the following?
• Establish energy-control procedures for?
• When appropriate, energy-control procedures must also address what?
• How do you interpret a clearance notice boundary and ensure compliance during work in the field?
• Which item is not part of the PPE items typically provided by employers?
• Which circuits in a distribution network typically require ground-fault protection?
• Employees working at depths of four feet or greater must have a means of ingress and egress, such as a ladder or ramp, that requires a maximum of _______ feet of lateral travel for them to reach.
• What steps should be taken if a fault occurs during switching operations?
• For lines and equipment energized to 50 kV or less, the distance is ____ feet.
• Anchorage must support 3,000 pounds for work-positioning and ______ pounds for fall protection.
• Which term best describes the entrance into a space?
• What tool is used to install and remove jumpers?
• What is the maximum distance between the top edge of each rail and its highest hydraulic cylinder?
• Which statement about unprotected trenches is true?
• What is the base distance before increments for voltages beyond 50 kV?
• What is the name of the complaint an employee may file for retaliation for safety complaints?
• What is the purpose of lockout/tagout (LOTO) in electrical work and when must it be applied?
• Which statement best describes energized work and non-energized work and typical restrictions for each?
• What is the main cause of crane accidents?
• What is the minimum clearance to energized lines of unknown voltage?
• Which of the following is a valid container for storing flammable liquids according to OSHA guidance?
• Which of the following is a way to field test rubber insulating gloves?