Guidelines for Emergency Ventilation Smoke Control in Roadway Tunnels (2017) / Chapter Skim
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Pages 64-66
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64 Tunnel Fire Detection and Warning Systems The most common tunnel fire detection principles are based on the parameters determined by the fire and could be applied individually or in combination: • Smoke and gases, • Heat, and • Flames (radiation)
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From page 65... ...
65 open spaces, providing detection using linear heat detection can require a large amount of cabling. If the objective is to detect a fire from a moving vehicle, such as a tractor-trailer, the design will need to assess whether the cable will be heated sufficiently as the vehicle moves to activate the alarm.
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From page 66... ...
66 monitoring station operating the system. The on-duty operator receives the notification of the alarm with live video from the location.
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