2026/2027 Exam Questions and
Answers | Already Graded A+
Is a trench considered an excavation? - ANSWER ✔✔Yes
What is the distance a worker needs to maintain from power lines? -
ANSWER ✔✔10ft
What does the severity of electric shock depend on? - ANSWER
✔✔Path of current, amount of current, duration of exposure
True or false: electrical current as low as 75 milliamps can cause death?
- ANSWER ✔✔True
,What are some examples of surcharge loads? - ANSWER ✔✔Spoils
pile and equip being too close to walls
What is the correct extension cord for construction? - ANSWER ✔✔3
wire type designed for hard or extra hard use
True or false: Exposed metal parts of equipment should be grounded -
ANSWER ✔✔True
How does a gfci protect against electrical shock? - ANSWER
✔✔Detects the difference in current between the black and white wires
How can overloaded circuit hazards be controlled? - ANSWER
✔✔Through the use of electrical protective devices
What are some examples of electrical protective devices? - ANSWER
✔✔Gfcis, fuses, circuit breakers
What is static electricity? - ANSWER ✔✔An electric charge that
cannot move
How wide must the platform of a scaffold be? - ANSWER ✔✔18
inches
The platform of a scaffold must be capable of supporting its weight and
__________ times the maximum load. - ANSWER ✔✔Four
, The ropes or wires used in suspension scaffolds must be capable of
supporting ______ times the load. - ANSWER ✔✔Six
What should be used to restrain supported scaffold platforms from
tipping? - ANSWER ✔✔Guys, ties, or braces
What is Fall Prevention? - ANSWER ✔✔The process, equipment,
and methods used to actually prevent a fall from occurring.
What is fall protection? - ANSWER ✔✔The process, equipment, and
methods used to protect a worker once a fall has occurred.
The top edge height of a guardrail should be _________ in. above the
walking/working surface. - ANSWER ✔✔42 +/- 3
What are some common hazards associated with hot work? -
ANSWER ✔✔-Health hazards (air contaminants from welding
operations [iron oxide, zinc, beryllium, copper], burns, burns to the eyes
from flashes)
-Physical hazards (tripping from hoses)
-fires and explosions (igniting gases, improper storage)
What are some controls for the hazards created when performing hot
work? - ANSWER ✔✔Protect or remove fire hazards in the area,
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