2 Safety Amd Material Handeling Flashcards
What does GPCI stand for?
Ground Fault Circuit Interrupter
It cuts power to a circuit.
What is the relationship between wire gauge and cord thickness?
Lower number gauge = heavier/thicker cord
High amp tools use a lower gauge.
What is the required gauge for extension cords on a job site?
12 gauge
What is the limit on a gin wheel?
100 lbs
What are the mud pad sizes for scaffolding?
18in
When is shoring required in a trench?
5’
What are the fall protection requirements according to OSHA?
10’
What is the working load limit for scaffolding?
4 times the intended load
Who is considered a competent person in scaffolding?
An authority
What is the load limit for light duty scaffolding?
25 lbs per square foot
What is the load limit for medium duty scaffolding?
50 lbs per square foot
What is the load limit for heavy duty scaffolding?
75 lbs per square foot
What should be done with damaged scaffold material?
It should be removed from service and not repaired
What is the maximum opening allowed between the scaffold and the building structure?
No more than 14 inches
What is the height requirement for the top rail of a scaffold? From platform
Between 39-45 inches
What is the height requirement for the mid rail of a scaffold?
Halfway between platform and top rail
How many prongs does an extension cord have?
3 prong
In a three prong extension cord, what is the green
Ground
What gauge extension cord does a high amp toll use
Lower
What happens to small diameter cords with high power tools
Heats up
A high number gauge chord is
Thinner/smaller
What does shall mean according to osha
Must
How far should a ladder extend past a platform
3’
