Carpentry 2 - Construction Site Safety
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Who must comply with all occupational and health safety regulations?
All employers and workers
The public shall be separated from the job site by a _______ ________ if the work area is less than 2 metres away or by a _____ or ______ if the work is more than 2 metres away
- covered walkway
- fence or baracade
What type of fire extinguisher is versatile in fighting different types of fires and how can it be easily identified?
- ABC Multipurpose or dry chemical
- Usually red and narrow/no hose
When should you NOT fight a fire for safety reasons?
- Fire could block escape
- Don't have proper equipment
- The fire has SPREAD
Where should propane tanks be stored?
outside of building being constructed
During cold weather is it safe to heat a propane tank to increase its flow?
NO. Don't be an idiot.
What basic PPE should be worn at ALL times on the construction site?
- Safety footwear
- Appropriate clothing
What is the rule of thumb for determining when hearing protection is required?
When you can't carry on a regular conversation with someone 3 feet away.
When working in areas with dust particles or chemical fumes, ______ _____ ______ should be worn.
Respiratory protection equipment
In order for respiratory protection equipment to provide a proper seal the user should be ________.
What should be done to all electrical tools before changing blades or cutters?
Unplug it. Duh.
When cutting with a mitre saw you never want your arms to be in a _____ position.
What should you do before using a reciprocating saw for demolition work?
Turn off any electrical/gas/water that might be in the wall.
In what direction should the feed be when you are using a router?
Opposite the rotation of the cutter
What can happen if you carry a pneumatic nailer while depressing the trigger?
When holding material to be fastened together with a pneumatic nailer, position your hand at least ___ times the length of the fastener away from the area being fastened.
Stepladders should only be used on _______ and no work should be done from the _______ of the stepladder.
- Clean and level surface
- Top 2 steps
To set a ladder at the correct angle a ratio of ____ must be used.
What should the overlap on an extension ladder not be less than?
The height of a freestanding scaffold must not exceed ____ its _____.
Three times its height
Scaffolds must be anchored with tie backs or guy wires at what intervals?
- 4.6 vertical
- 6.4 horizontal
What is the maximum span for light duty scaffold planks?
What is the minimum width of a scaffold deck?
Scaffold planks should not extend less than ___ or more than ____ beyond a ledge and must be secured from movement by _____ or by _____
- being wired in place
Ladders used for ladder jack scaffolds should be spaced not more than ____ apart and should not be more than ___ in height
No more than __ workers should be on a ladder or pump-jack scaffold at any time.
Pump-jack scaffolds using wood vertical posts shall not be higher than ____ and must be braced back at intervals of ___. When metal posts are used they should not exceed ___ in height.
What supports the inner edge of the ledge for a single pole scaffold?
Special metal hanger nailed into the wall.
How is a single pole scaffold braced?
Full height diagonal bracing in both directions at 6m intervals
What is the minimum grade material used to construct wood scaffold?
#2 spruce or better
What would you like to do?
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