Ground Ladders
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| This NFPA section lists the requirements for the design of ground ladders and the testing required of the manufacturers | show 🗑
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| This NFPA section lists the use, maintenance, and testing requirements during a ladder's service life. | show 🗑
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| This type of ladder is often used for quick access to windows and roofs on one and two story buildings. Lengths vary from 6-32 feet, with the more common lengths of 12-24 feet. | show 🗑
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| show | 12-24 feet
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| Folding ladders are most commonly found in what lengths and what is the most common length? | show 🗑
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| Extension ladders generally have what range of height? | show 🗑
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| show | staypoles
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| show | 50'
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| show | as an A frame or straight ladder
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| show | 8-14'
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| show | A positive locking device
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| show | 10-16', used for climbing from floor to floor via exterior windows.
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| What are the advantages and disadvantages of metal ladders? | show 🗑
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| show | Highest cost of all ladders, heaviest per unit of length, retains strength when exposed to heat or flame, very durable
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| show | Generally a poor conductor of electricity, can suddenly crack and fail when overloaded, can burn when exposed to flame.
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| show | before being placed into service, annually and after any use that exposes them to high heat or rough treatment.
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| What does maintenance mean | show 🗑
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| What does repair mean | show 🗑
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| show | The top and bottom 18" of the beams for the purposes of identification or visibility
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| How often should ladders be inspected and cleaned? | show 🗑
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| show | one straight ladder with roof hooks, one extension ladder, one attic ladder
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| According to NFPA 1901 Arial apparatus must carry what compliment of ladders? | show 🗑
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| show | 10'
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| How far apart must firefighters be on a ladder? | show 🗑
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| show | 75º
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| show | 10'
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| commercial stories average how many feet | show 🗑
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| show | 3'
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| commercial windowsills average what height | show 🗑
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| first story roof the ladder length should be | show 🗑
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| show | 20-28'
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| second story roof the ladder length should be | show 🗑
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| third story window or roof the ladder length should be | show 🗑
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| show | over 50'
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| A ladder should be placed how many rungs above the edge of the roof | show 🗑
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| show | on the windward side with the tip even with the top of the window
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| show | With the tip just below the windowsill
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| An additional ladder may need to be placed on the opposite side of a parapet if it is what height? | show 🗑
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| show | 6"
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| For lengths of 35' or less reach is approximately how much less than designated length? | show 🗑
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| for lengths over 35' reach is approximately how much less than designated length? | show 🗑
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| When 2 or more firefighters are lifting a ladder, they should lift on the command of a firefighter at what position? | show 🗑
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| show | The FF on the right.
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| For rescue out of a windowsill, if the window is wide enough how should a ladder be placed | show 🗑
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| If a ladder is placed too close to a building what tends to happen to a ladder when it is climbed? | show 🗑
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| What happens to a ladder if the butt is placed too far away from a building? | show 🗑
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| What is an easy way to calculate the proper distance between the heel of a ladder and the building? | show 🗑
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| show | A pole ladder
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| show | Occupational safety and health administration (OSHA)
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| In general all modern metal and fiberglass ladders are designed to be used with the fly in what position? | show 🗑
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| In general wooden ladders are designed to be used with the fly in what position? | show 🗑
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| What knots should be used to tie off a ladder halyard | show 🗑
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| What are the two basic ways for two firefighters to raise a ladder | show 🗑
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| show | 35' or more
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| show | 20' or less
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| show | Heeling or tying in
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| If a tool is being carried by a FF up a ladder, how should the opposite hand be placed? | show 🗑
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| show | At least 4 are required...two inside the building, one or two on the ladder and on heeling the ladder.
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Created by:
951bruin