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A fire alarm box, fire alarm call box, or fire alarm pull box is a device used for notifying a fire department of a fire or a fire alarm activation. Typically installed on street corners or on the outside of commercial buildings in urban areas, they were the main means of summoning firefighters before the general availability of telephones.
In California, freeway call boxes dropped from 98,000 uses in 2001 to 20,100 in 2010, or about 1 call per box per month. The annual maintenance of freeway call boxes for the Service Authority for Freeways and Expressways (SAFE) program in the San Francisco Bay Area was $1.7 million annually in 2011. [ 4 ]
Indian Smart Cities: emergency call systems for the country's "Smart Cities Mission" initiative [11] [12] (136 emergency call boxes at strategic junctions PAN City) Ospedale Galeazzi Sant'Ambrogio (Gruppo San Donato): extensive communication network for a major hospital/medical & health care centre near Milan, Italy [ 13 ] [ 14 ] [ 15 ]
When the Massachusetts 911 system for emergency calls stopped working on Tuesday afternoon, Boston Police Commissioner Michael Cox noted the city already had a backup solution in place: The telegraph.
Police callbox, Washington, D.C., 1912. A call box or callbox is a box, usually metal, containing a special-purpose direct line telephone or other telecommunications device which has been used by various industries and institutions as a way for employees or clients at a remote location to contact a central dispatch office.
European Siren for fire detection system. A fire alarm notification appliance is an active fire protection component of a fire alarm system.A notification appliance may use audible, visible, or other stimuli to alert the occupants of a fire or other emergency condition requiring action.