Ladders
How many points of contact do you need to have when climbing a ladder?
3
Name 3 Fall protection requirements for scafolding?
Personal fall arrest system - Guard rail system- 3/4'' Grab line
What does NFPA stand for?
National Fire Protection Association
Fall protection for a float scaffold?
PFAS
Does the weight rating of a ladder include a person and their tools?
Yes
What material should your ladder be made of when working with electricity?
Wood or fiberglass
How wide does a platform or walkway on scaffolding must be?
18in wide
What is an arc flash?
Flash of electric current when it leaves its intended path and travels through the air.
Fall protection for Single-Point/Two-Point suspension scaffold?
PFAS and Guardrail
Which ladder type has a 300lb weight capacity?
Type IA
What type of ladder is used for 200 pound weight capacity?
type III
Maximum deflection of a platform?
1/60 of the span when loaded
3 Factors that determine the severity of an arc flash injury?
Distance - Temperature - Time it takes for circuit to break
Fall protection requirements for Needle Beam Scaffold?
PFAS
Rated load capacity for a light duty scaffold?
25 lbs/sq ft.
Can you use a ladder if it has a crack that is less than 2 inches? True or False
False
Rated load capacity for a heavy duty scaffold?
75 lbs/sq ft.
Name 5 typical results from arc flash?
Burns - Fire - Flying objects - Blast pressure - Heat
Fall protection requirements for Self-contained Scaffold?
PFAS and Guardrail system
What should you do if you are installing circuits in an energized panel and not 100% confident in doing so?
Tell someone you don't feel safe
When inspecting a ladder you should follow the _________ recommendations
Manufacturers
Rated load capacity for a two-person scaffold?
250 lbs both left and right of center
What are the 4 specific approach boundaries designed to protect employees while working on or near energized equipment?
Limited - Restricted - Prohibited - Flash protection boundary
Fall Protection requirements for Crawling boards?
PFAS or Guardrail or 3/4 Grab line
Each piece of equipment not put into a de-energizzed state must be evaluated for arc flash and shock protection if it operates at how many volts or higher?
50v