Questions and Answers
The combined weight of people and equipment on a ladder is called the maximum intended load.
True
At what height are unprotected sides and edges considered dangerous?
36 inches
Which ladder system allows for two way traffic up and down?
Double-cleated ladder
A landing platform for fixed ladders over 20 feet high must be constructed every 20 feet if the ladder does not have a cage, well, or ladder safety device.
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The standard ladder configuration is called single-cleat.
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What is the ideal angle range for stair installation?
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Toe boards should be installed around floor openings, landings, and stairwells to prevent materials and tools from falling to lower levels.
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What is not true of temporary stairs?
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What is the maximum weight limit for light duty ladders?
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What is the weight limitation for heavy duty, industrial-rated Type 1A ladders?
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What is required for fixed ladders 24 feet or higher?
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What is the primary factor in ladder selection?
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You must tag a damaged ladder 'do not use' and remove it from the work area.
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What should you inspect when evaluating a ladder location?
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What is the rule for positioning a ladder correctly?
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Modern ladders are so well-made that safety and inspection are rarely a concern.
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What is not a common material used in ladder construction?
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Do not extend your body beyond the rails of a ladder.
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How many times the maximum intended load must straight ladders support?
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Rungs of straight ladders do not need to be skid-resistant.
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What is the maximum length of a double section ladder?
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When should you never use a stepladder as a straight ladder?
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Which ladder system allows for two-way traffic up and down?
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A landing platform for fixed ladders over 20 feet high must be constructed every 20 feet if there is no cage, well, or ladder safety device.
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Rated loaded capacity refers to the total weight the ladder can sustain.
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What must be provided when the length of climb of a fixed ladder exceeds 24 feet?
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Metal fixed ladders must be painted to resist corrosion.
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Study Notes
Ladder Safety
- The combined weight of people and equipment on a ladder is called the "maximum intended load".
- Unprotected sides and edges are defined as areas where there is no stair rail system in place at a height of 36 inches or higher.
Ladder Systems
- A double-cleated ladder allows for two-way traffic up and down.
- The standard ladder configuration is called "single-cleat".
Stair Installation
- Stairs should be installed between 30 degrees and 50 degrees.
- Landing platforms for fixed ladders over 20 feet high must be constructed every 20 feet if there is no cage, well, or ladder safety device.
Ladder Safety Features
- Toe boards should be installed around floor openings, landings, and stairwells to prevent materials and tools from falling to lower levels.
- Fixed ladders 24 feet or higher must be equipped with ladder safety devices.
- Heavy duty, industrial-rated Type 1A ladders have a 300-pound weight limitation.
- Light duty ladders have a maximum weight limit of 200 pounds.
Ladder Selection and Inspection
- Ladder selection is primarily based on load, size, and task.
- Inspect the location of a ladder for all of the above.
- Damaged ladders should be tagged "do not use" and removed from the work area.
- Position the ladder correctly, using the 4-to-1 rule.
Ladder Safety Precautions
- Do not extend your body beyond the rails of a ladder.
- Straight ladders must support 4 times the maximum intended load.
- Rungs of straight ladders need to be skid resistant.
- Never use a stepladder as a straight ladder.
- Rated loaded capacity refers to the total weight the ladder can sustain.
Additional Safety Measures
- Metal fixed ladders must be painted to resist corrosion.
- When the length of climb of a fixed ladder exceeds 24 feet, ladder safety devices must be provided.
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Description
This quiz covers ladder safety guidelines, including ladder systems, stair installation, and safety features. It's essential for construction workers and builders to ensure safe ladder use.
