____ – low cost, tend to age quickly, can become wobbly.
Wood.
Fibreglass.
Aluminium.
When erecting a long ladder, who should stand at the base?
Heaviest person.
Lightest person.
Which of the following statements are true?
Antwort
Ladder should ____ be checked prior to use and inspected on a regular basis. Guidelines stipulate that ladder inspections should take place at regular intervals based on the frequency of ____ and ____ carried.
… always … use … loads.
… frequently … damage … loads.
… always … damage … people.
If a ladder is supported at 12 feet off the ground, how far should its base be from the wall?
3 feet.
2 feet.
4 feet.
6 feet.
____ – light weight, can bend easily, cannot be used near electricity.
Aluminium.
Fibreglass.
Wood.
____ – expensive, resilient in harsh weather, can be used near electricity.
Fibreglass.
Aluminium.
Wood.
Extension ladders should be stored in a vertical position.
False.
True.
Which type of ladder is self-supporting?
Step ladder.
Single ladder.
Extension ladder.
How many points of contact with a ladder should be maintained whilst climbing?
3.
2.
4.
What types of safety features are associated with fixed ladders?
Antwort
Extension ladders are usually made up for a ____ which sits on the ground and a fly which is the extendable moveable piece. They are most often used to reach ____ places, particularly when a ____ ladder is not long enough.
… base … high … single.
… rope … hot … single.
… base … hot … fixed.
Тест оценивает знания по безопасной работе с лестницами, что важно для предотвращения падений и обеспечения безопасности при выполнении работ на высоте.
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