Fall Hazards
At what height must fall protection be provided for Construction Workers?
6 feet or greater
All hazards of a confined space must be listed on the entry permit (T or F)
True
Stay at least __ feet away from overhead wires
10 feet
Trenches and protective systems need to be inspected how often?
Daily and as conditions change
Medical evaluation & training must be provided before using respirators (T or F)
True
What is the proper height for guardrails
42 Inches (plus or minus 3 inches)
How long is the entry permit valid for?
The duration of the assignment, with a maximum of 8 hours
Which type of ladder is safest to use when working near electricity?
Fiberglass
Trenches deeper than __ feet require a protective system
4 feet
If your top rail of a guardrail is 40" how high will the midrail need to be?
20"
How often should a ladder be inspected?
Every time before using it
Before entering any confined space, one should ________________
Test the air quality
What was the leading cause for electrical fatalities the last few years in the US?
working on or near live wires (48%) and contact with overhead power lines (41%)
How many types of soil are there
4:
Stable Rock, Type A, Type B, Type C
HardHats should be replaced every __ years
5
What is the maximum distance a worker can free-fall when using a properly designed PFAS?
6 feet
The person tasked with watching the entry is called the _______________
Attendant
High voltage is classified as > ____ volts
600 volts
What is the greatest exposure for death for workers in an excavation or trenching project?
Caught-In
What type of fire extinguisher would you need for an electrical fire?
Holes must be covered if they are how many inches or larger?
2 inches
Oxygen deficient atmosphere is anything below __%
19.5
Frayed electrical cords should be fixed using self-fusing silicone tape for arc protection (T or F)
False
In an excavation, the ladder must extend how far out of the excavation?
3'
Spoil piles and equipment must be kept at least __ feet back from the edge of an excavation.
2 feet