| Verified | Latest 2024 Version
OSHA - ✔✔Occupational Safety & Health Administration
Guardrail heights for top and middle rails - ✔✔39in -45in
What does a GFCI do? - ✔✔Protects you from shock
Detect difference in current
How far must the ladder extend over the top of what you're climbing to? - ✔✔3 feet
What is the force in pounds that the top rail of a guardrail must withstand? - ✔✔200 lbs
What are the safe work practice to protect yourself from electrocution hazards? - ✔✔de-energizer
electric tools that are in good repair
Using cords, cables, and electric tools that are in good repair
Injuries produced by forcible contact or impact between the injured person & an object of piece of
equipment - ✔✔struck-by injury
What is the distance spoil piles must be from the edge of excavation ? - ✔✔2 ft
What is the elevation break which require a stairway or ladder? - ✔✔19 in
What is the height at which fall protection is required for surfaces with unprotected sides and edges -
✔✔6 ft
What are the types of health hazards in construction ? - ✔✔Chemical
, Physical
Biological
Ergonomic
What are the types of physical health hazards? - ✔✔Noise
Temperature
Extremes
Vibration
Radiation
Examples of struck by flying hazards - ✔✔Something that has been thrown, hurled or is being propelled
across space
Piece of materials which separates from a tool or equipment
What are Class E hardhats? - ✔✔electric work
Protect against falling objects, high voltage shock/burns
What Class G hardhats? - ✔✔general service
limited voltage protection
Types of crane accidents - ✔✔contact with power lines, overturns, falls, mechanical, failures
What are class C hardhats? - ✔✔Designed for comfort, offer limited protection
Protects heads that may bump against fixed objects, but do not protect falling objects of electrical shock
What are examples of struck by hazards? - ✔✔Flying object, falling object, swinging object, rolling object
What are employers required to do to protect workers from electrocution? - ✔✔Provide proper PPE