scaffold Osha

The ideal height for a guardrail is

• 56 inches

• 12 inches

• 38 inches

• 49 inches

If platforms are more than 2 feet above or below a point of access, then what must be used?

• Relay adapter

• stairways, ladders, or personal hoists

• Base plates

• climb the frames

At what height does OSHA require fall protection on scaffolding?

• 12 feet

• 10 feet

• 6 feet

• 8 feet

For platforms less than 10 feet,

planks should extend over the supports at least

• 6 inches, but not more than 14 inches

• 12 inches, but not more than 6 inches

• 8 inches, but not more than 12 inches

• 6 inches, but not more than 12 inches

Scaffold grade wood planks are

• very light and cannot withstand heavy weight

• not required for scaffold decks

• stamped with a special mark or markings

• never used when building scaffolding

Who can operate boom or scissor lifts?

• Only laborers

• Only authorized persons

• All workers

• Only supervisors

The OSHA standards for scaffolding are found in

• Subpart L

• Subpart X

• Subpart E

• Subpart F

The most frequent and serious danger of working on a scaffold is

• Bad Weather conditions

• electrocution

• Falling objects

• Falling off the scaffold

How do scaffolds legs attach to mudsills?

• Mudsills

• Base plates or tie ins

• Base plates or base plates with screw jacks

• Cylinder exchanges

Toprails on supported scaffolds must be capable of withstanding a force of

• 50 lbs

• 100 lbs

• 600 lbs

• 200 lbs