A connector is installing a beam at 30 feet without fall protection. Under OSHA Subpart R, this is allowed only if

• the work is performed in a controlled access zone or the connector is not exposed to a fall hazard.
• the area is marked with warning signs
• the connector is wearing a safety harness
• the work is performed at a height of 20 feet

For CDZ (Controlled Decking Zone), the maximum area that can be designated is

• 150 square meters
• 250 square meters
• 300 square meters
• 400 square meters

According to OSHA regulations, when is it permissible for workers to perform roofing work without fall protection?

• when the roof has a slope of less than 4:12

• when the workers are trained in fall protection

• when the work is done in a controlled access zone

• when the roof is less than 6 feet high

What is the minimum required width for a guardrail system on a construction site?

• 6 inches

• 4 inches

• 8 inches

• 2 inches

Under OSHA regulations, what is the maximum allowable height for a ladder used in construction without additional fall protection measures?

• 10 feet

• 15 feet

• 25 feet

• 20 feet

Tag lines must be used when

• There are power lines nearby

• Wind exceeds 5 mph

• Crane radius is under 10 meters

• Rotation or uncontrolled movement is possible

In warehouse steel erection, the minimum number of anchor bolts required to secure a steel column is

• 8
• 6
• 2
• 4

Which of the following warehouse erection tasks requires fall protection, regardless of height?

• Erection of steel structures and elevated platforms.
• Loading and unloading trucks
• Packing and sorting inventory
• Installation of shelving units

What is the minimum height at which a safety harness is required for workers on scaffolding?

• 8 feet

• 4 feet

• 10 feet

• 6 feet

Which of the following activities requires the use of personal protective equipment (PPE) on a construction site?

• Taking inventory

• Cleaning the site

• Operating heavy machinery

• Conducting safety meetings