| Confined Space Entry | Electrical | Fall Protection | Focus Four | Scaffolds |
|---|---|---|---|---|
|
Yes
Is an elevator a confined space?
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Near water
The most dangerous place to use electrical equipment is?
|
3
Top rail height of a guardrail system is 42 inches plus or minus ______ inches.
|
Falls, Electrical, Struck-By, Caught in Between
Name the Focus Four in construction?
|
Employees, Material, or both
Scaffolding is an elevated platform meant to support which two things?
|
|
As soon as any part of the body crosses the plane of the confined space opening
When has an employee entered a confined space?
|
10 feet
What is the minimum safe distance to work from overhead power lines?
|
200 pounds
How many pounds of downward/outward force must a top rail of a guardrail system support?
|
2 inches
Holes means a gap or void of how many inches in its least dimension?
|
4 times (6 times for suspension scaffolding)
Scaffolds must be able to support ____ times the maximum intended load?
|
|
Oxygen content, flammable atmosphere, and toxic atmosphere
What are the three main atmospheric hazards of a confined space?
|
5 foot candles
How many foot candles of light are required in work areas?
|
900 pounds
How many pounds of force must fall arrest equipment limit on the body?
|
Falls
What is the leading cause of fatalities in construction of the Focus Four?
|
4 to 1
Supported scaffolding must be secured to the structure at what height to base ratio?
|
|
Large enough to enter, limited means of entry and exit, and not designed for continuous occupancy
What are the three characteristics of a confined space?
|
A fast-acting circuit breaker that shuts off electric power during a break in grounding (ground-fault) so current does not go through the user
What is the purpose of a ground-fault circuit interruptor?
|
500 pounds
How many pounds of tensile strength must warning line ropes, wires, or chains have?
|
Employees
Who has the most impact on improving safety on a construction site?
|
18
Accessible plank on a platform greater than 10 feet in length shall not cantilever over its support more than ______ inches?
|
|
Potentially hazardous atmosphere, an engulfment hazard , an entrapment hazard, OR any other recognized serious safety and health hazard
What are two of the four permit-required confined space characteristics?
|
3 feet
How many feet of clearance are required around electrical panels?
|
18 inches
An opening means a gap or void 30-inches or more high and ____ inches wide, in a wall or partition, through which employees can fall to a lower level.
|
Elimination: physically remove the hazard
Hierachy of Controls, what is the best way to control hazards in construction?
|
22 inches
When erecting and dismantiling welded frame scaffolding, what is the allowable distance between horizontal members to climb vertically?
|
|
"Business as usual"
When OSHA arrives on site, it should be...
|