Which of the following is dangerous:

Type III ladder can hold ___ load:

An extension ladder should extend at least ___ higher than the top of the surface

The maximum length of an extension ladder of 24 foot will be about:

Ladder should be placed on the ground against the wall at a distance of ___ feet if the wall height is 20 feet:

If the employer uses guardrails, s/he must be sure that there are no openings more than ____:

The toprail of the guardrails can withstand at least ____ of force:

The midrail in the guardrails shall withstand ___ of force:

The safety net shall not be more than ___ below from the surface of the work:

Each safety net has a border rope with a minimum strength of ___:

The safety net can absorb the force of a _____ bag of sand dropping on to the net (drop test)

Body belts can not be used for fall arresting service.