#1
Which of the following is a primary reason for using scaffolding?
To provide access for workers to elevated areas
To store construction materials
To provide shade for workers
To increase the structural stability of a building
#2
What is the purpose of base plates or mud sills in scaffolding?
To increase the height of the scaffold
To stabilize the scaffold on uneven surfaces
To provide additional support for workers
To store tools and equipment
#3
What is the minimum width of a scaffold platform for a single worker?
12 inches
14 inches
16 inches
18 inches
#4
What is the recommended maximum gap between scaffold planks and uprights?
1 inch
2 inches
3 inches
4 inches
#5
What is the minimum required width of a scaffold platform for multiple workers?
18 inches
24 inches
36 inches
48 inches
#6
What is the maximum allowable gap between the scaffold planks?
1 inch
2 inches
3 inches
4 inches
#7
Which of the following is NOT a recommended practice for scaffolding safety?
Regular inspection of scaffolding components
Overloading the scaffold beyond its capacity
Using guardrails and toeboards
Proper training for scaffold users
#8
What does OSHA stand for in the context of scaffolding safety regulations?
Occupational Safety and Health Administration
Occupational Safety Hazard Association
Occupational Standards and Hazard Agency
Occupational Safety and Hazard Administration
#9
Which type of scaffold is commonly used for tasks like painting, plastering, or bricklaying?
Suspended scaffold
Mobile scaffold
Cantilever scaffold
Supported scaffold
#10
What should be done if a scaffold component is found to be damaged or defective?
Continue using it until the end of the workday
Notify a supervisor and take appropriate action to repair or replace it
Ignore it if it doesn't affect immediate work
Leave it as it is, as it's not the worker's responsibility
#11
When should fall protection be used on a scaffold?
Only if the scaffold is more than 20 feet high
Whenever the potential fall distance exceeds 10 feet
Only if required by the supervisor
Fall protection is never required on scaffolds
#12
What is the most common cause of scaffolding accidents?
Poor weather conditions
Lack of proper training
Defective scaffolding equipment
Improper use of personal protective equipment
#13
What is the purpose of a competent person on a construction site?
To oversee administrative tasks
To provide entertainment for the workers
To ensure compliance with safety regulations and standards
To supervise lunch breaks
#14
What should workers do if they encounter high winds while working on a scaffold?
Ignore the wind and continue working
Secure loose materials and equipment, then descend from the scaffold
Start singing to keep morale up
Try to brace the scaffold against the wind using ropes
#15
In which situation should a personal fall arrest system be used on a scaffold?
Only if the scaffold is more than 30 feet high
When the potential fall distance exceeds the available fall distance
Only if required by the supervisor
Fall arrest systems are never needed on scaffolds
#16
What is the purpose of a midrail on a scaffold guardrail system?
To provide additional support for workers
To prevent workers from leaning over the edge
To hang safety banners
To provide shade for workers