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// CODE SNIPPET

715.5.4 Wired Glass

Building Code 2009 of Alabama > 7 Fire and Smoke Protection Features > 715 Opening Protectives > 715.5 Fire-Protection-Rated Glazing > 715.5.4 Wired Glass
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Steel window frame assemblies of 0.125-inch (3.2 mm) minimum solid section or of not less than nominal 0.048-inch-thick (1.2 mm) formed sheet steel members fabricated by pressing, mitering, riveting, interlocking or welding and having provision for glazing with 1/4-inch (6.4 mm) wired glass where securely installed in the building construction and glazed with 1/4-inch (6.4 mm) labeled wired glass shall be deemed to meet the requirements for a 3/4-hour fire window assembly. Wired glass panels shall conform to the size limitations set forth in Table 715.5.4.
TABLE 715.5.4
LIMITING SIZES OF WIRED GLASS PANELS
OPENING FIRE PROTECTION RATING MAXIMUM
AREA
(square inches)
MAXIMUM HEIGHT
(inches)
MAXIMUM WIDTH
(inches)
3 hours 0 0 0
11/2-hour doors in exterior walls 0 0 0
1 and 11/2 hours 100 33 10
3/4 hour 1,296 54 54
20 minutes Not Limited Not Limited Not Limited
Fire window assemblies 1,296 54 54
For SI: 1 inch = 25.4 mm, 1 square inch = 645.2 mm2.

Related Code Sections


715.5.4 Fire and Smoke Protection Features, Wired Glass
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Building Code 2009 of Alabama > 7 Fire and Smoke Protection Features > 715 Opening Protectives > 715.5 Fire-Protection-Rated Glazing > 715.5.4 Wired Glass
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