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B-General Building 7
Safety & Health
Question | Answer |
---|---|
Cal/OSHA requires any time a worker can fall __________ the worker needs to be protected | 7 1/2 feet |
Top Rails and mid rails must be at least _________ in diameter to prevent cuts or lacerations | 1/4 inch |
If wire rope is used for a top rail, it must be flagged every ______ | 6 feet |
A top rail on a guard rail system must be installed at | 42 inches plus/minus 3 inches |
Midrails, mesh, screens, vertical members must be installed on a guard rail system if there is no parapet wall at least __________ | 21 inches high |
The guard rail system must be allowed to withstand a force of __________ | 200 pounds applied two inches on the top edge in any direction |
Mid-rails in a guard rail system must be allowed to withstand a force of | 150 pounds |
___________ must be erected around all sides of roof work areas | Guard rails and Warning Lines |
What is PFAS | Personal Fall Arrest System |
A PFAS must limit the maximum arresting force on any employee to ________ | 1,800 pounds |
A PFAS must not allow a worker to fall more than | 6 feet |
A PFAS must bring a worker to a complete stop, and limit maximum deceleration distance to | 3.5 feet |
A PFAS, safety belt, or lanyard must be able to support a minimum dead weight of | 5,000 pounds |
If workers are working more than 25 feet above ground or water, a __________ is required | Safety Net |
Nets must extend _________ beyond the edge of the work surface | 8 feet |
A Net can be installed no more than _________ below the work surface | 30 feet |
Scaffolds are required when work cannot be safely done on ______ | Ladders |
What are the two exceptions to the Scaffold requirements | 1) less than 20 inches in width and 15 feet in heighth 2) 12 inch Planks on joists 2 feet O.C |
Each Scaffold should be designed to hold its own weight plus ________ times the intended maximum working load | 4 |
Each plank on a Scaffold that is 10 feet or less should not hang over the edge more than ____________ | 12 inches |
Each plank on a Scaffold that is 10 feet or longer should not hang over the edge more than __________ | 18 inches |
Planking on Scaffold must be at least | 2 inches thick and 10 inches wide |
FPS must be installed on any scaffold more than ________ above a lower level | 10 feet |
Full Guard rail system must be installed on Scaffolding at | 10 feet |
a Manually Propelled Mobile Scaffold cannot exceed __________ | 4x the minimum base dimension |
Insulated Power Lines cannot be closer than _______ to a Scaffold | 3 feet |
Un-Insulated Power Lines cannot be closer than ________ to a Scaffold | 10 feet |
All extension ladders should be placed at a _________ degree angle | 75 |
Never stand on the top _________ rungs of a stepladder | 2 |
Never stand on the top __________ rungs of an extension ladder | 3 |
An extension ladder must extend at least _________ above the surface | 36 inches |
The two sections of the extension ladder must overlap at least __________ | 36 inches |
The base of the ladder should be ___________ lengths away from the base of the building | 1/4 of the roof height |
All receptacle outlets that are not part of the buildings permanent wiring must be _______ | GFCI protected |
What does PPE stand for | Personal Protection Equipment |
Who must provide the PPE for the employees? | The employer must, at NO cost |
When does CAL/Osha require hearing PPE | If the 8 hour average sound level is 90 dba's |
What is a HCP | Hearing Conservation Program |
What are the 5 Classes of fires? | Class A- Ordinary Combustibles, Class B- Flammable liquids/gases, Class C- Electrical, Class D- Metal, Class K- cooking |
What type of fire would you fight with water? | Class A- Ordinary Combustibles |
What type of fire would you fight with CO2? | Class B & C - Flammable liquids/gases/Energized electrical |
How far should you stand from a fire while using a Fire Extinguisher | 20-30 feet |
Explain the PASS acronym | Pull the pin, Aim the extinguisher, Squeeze the trigger, Sweep side to side |
When digging a trench, how far from the trench should excess dirt be placed | 2 feet |
When placing a ladder in a trench, how far must the ladder extend? | 3 feet |
When digging a trench, how far down until a ladder is required for entrance/exit? | 4 feet |
When digging a trench, how far down until shoring is required? | 5 feet |
When digging a trench, how far down until FPAS is required for all who pass across it? | 6 feet |
When digging a trench, how far down until specially enginereed shoring is required? | 20 feet |
When digging a trench, how far down until a ladder can no longer be used to enter/exit? | 25 feet |
Plywood used for shoring must be at least _______ | 1 1/8" thick |
Wood uprights used for shoring must be at least _________ | 2" x 8" |
Do not slope a shored trench more than _______ | 15 degrees |
A non-shored trench 20 feet or less must be sloped ______ | 1 1/2 feet back for every 1 foot down |
Certification is required by Cal/OSHA for operating a crane with a capacity of over ________ | 3 tons |
Safety toe shoes should protect against ______ volts | 600 volts |
Shoring must be __________ after 20 feet | enginereed |
OSHA defines an "asbestos infested roof" if the roof contains _______ % or more asbestos | 1 |
Scaffolding that is erected ________ feet or higher, must have additional fall protection | 10 |
residential construction uses __________ traffic cones during day and _________ traffic cones during the night | 18", 28" |
How often should scaffolding be secured to a building? | every 30' horizontally and 26' vertically |
scaffolds should be erected at least ______ feet away from a power line | 10 |
cranes should operate at least _______ feet away from a power line | 20 |