Minimum How Feet Fire Alarm Box Each Floor

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Minimum how feet fire alarm box each floor.

In this case height is measured from the floor to the operable part of each manual fire alarm box according to section 5 13 4 of nfpa 72 2007 edition mounting height must be between 3 and 4 feet from floor to handle. Manual fire alarm boxes pull stations the height of the manual fire alarm boxes shall be a minimum of 42 inches and a maximum of 54 inches measured vertically from the floor level to the activating handle or lever of the box. 2007 california fire code section 907 4 2 and nfpa 72 2002 section 5 12 6 2010 california fire code section 907 4 1 and nfpa 72 2010 section 17 14 6. Manual fire alarm boxes shall be located a maximum of feet from the entrance to each exit 5 sprinkler protection is required for exterior balconies decks and ground floor patios of dweeling units where the building is of construction and a roof or deck exists above.

Manual fire alarm boxes shall be located not more than feet from the enterance of each exit. 5 a manual actuation device shall be located at or near a means of egress from the cooking area a minimum of feet and a maximum of feet from the kitchen exhaust system. On the drawing the proper mounting height for a manual fire alarm box is to the top of the device. A fire area located more than three stories above grade.

All subgroup r 1 occupancies unless they meet a series of fire protection measures and exit accessibility requirements detailed in article 907 2 8. In this case the entire building would have to be sprinklered or fire barriers would have to be constructed to limit each group s 1 fire area to 12 000 square feet or less. A fire area below grade exceeding 1 500 sq ft. To determine the required hourly rating of such fire barriers separating the fire areas one would have to consult table 707 3 10.

Combined fire area across all floors exceeding 24 000 sq ft. As to mounting height of manual fire alarm pull stations nfpa 72 national fire alarm and signal code 2016 ed. All of the above. Section 17 14 5 states the operable part of a manual actuated alarm initiating device shall not be less than 42 1 07 m and not more than 48 1 22 m from the finished floor.

Nfpa 72 further clarifies that manual fire alarm boxes shall be located within 5 feet 60 inches of the exit doorway opening at each exit on each floor.