____ – 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?
Always face the ladder during ascent and descent.
Allow only one person at a time on a ladder.
Keep your body aligned with the centre of the steps and avoid over reaching.
Maintain a 2-point contact with the ladder at all times.
Allow only two people at a time on a ladder.
Répondre
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?
Ladder safety device.
Well.
Box.
Tube.
Cage.
Répondre
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.
Seuls les marins peuvent laisser des avis. Pour laisser un avis, connectez-vous au site en utilisant votre compte marin.
Soyez le premier à évaluer ce test en ligne !
Global Application$$$
Nous utilisons des cookies pour offrir la meilleure expérience sur notre site. Si vous continuez à utiliser le site, nous considérerons que cela vous convient.