Home > Term: extension indicator
extension indicator
A device on an aerial ladder or extensible boom aerial device that indicates the number of feet (meters) that the device has been extended.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Fire safety
- Category: Prevention & protection
- Company: NFPA
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Δημιουργός
- nomura
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