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14 Cards in this Set
- Front
- Back
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What type of material is best suited for working near electricity or overhead power lines? |
Fibreglass |
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The side rails of a portable extension ladder should extend at least ____ above a platform, landing or parapet |
1m |
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List 5 factors to consider when choosing the correct scaffold for a job wha |
-availability -cost - site parameters -workforce expertise -expected bad terrain |
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What is the most widely used scaffold system |
Frame scaffold |
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Which part of the scaffold system must be matched to site conditions |
The base |
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Name 2 types of suspended scaffolds |
-Swing stage - Boson chair or work cage |
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An employer shall ensure that the height of a rolling scaffold is not more than _____ times the dimension of its smaller base |
3 times |
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Name 3 ways material lifts can be powered |
-Manually -co2 bottle - compressed air |
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What should the guard rails height be? |
3’ - 3’6” |
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How many times should the safety factor load be equal to the scaffold weight/load |
4x |
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A toe board of not less than ___ should be instAlled where material can fall |
140mm (5 1/2”) |
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What is the ratio for a straight ladder |
4:1 |
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What is the ratio for a rolling/standing scaffold |
3:1 |
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What’s the difference between a telescopic boom and articulating boom? |
Telescopic: straight extension only |
