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§27-651 Panels Subject to Human Impact Loads
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Glass in prime and storm doors, interior doors, fixed glass panels that may be mistaken for means of egress or ingress, shower doors and tub enclosures, or in similar installations wherein one or more of the following criteria apply, shall meet the requirements set forth in table 10-9, or by comparative tests shall be proven to produce equivalent performance:
(a) openings are located in regularly occupied spaces.
(b) lowest point of panel is less than eighteen inches above finished floor.
(c) minimum dimension of panel is larger than eighteen inches.
TABLE 10-9
REQUIREMENTS FOR GLASS PANELS SUBJECT TO IMPACT LOADSa,b
Notes for Table 10-9:
aGlass less than single strength (SS) in thickness shall not be used.
bIf short dimension is larger than 24 in., glass must be double strength (DS) or thicker.
cBuilding owners and tenants shall maintain push-bars or protective grilles in safe condition at all times.
*"3." enacted but probably not intended.
(a) openings are located in regularly occupied spaces.
(b) lowest point of panel is less than eighteen inches above finished floor.
(c) minimum dimension of panel is larger than eighteen inches.
TABLE 10-9
REQUIREMENTS FOR GLASS PANELS SUBJECT TO IMPACT LOADSa,b
*3. Glass Type | Individual Opening Area | Requirements |
---|---|---|
Regular plate, sheet or rolled (annealed) |
Over 6 sq. ft. | Not less than 3/16 in. thick. Must be protected by a push-bar or protective grille firmly attached on each exposed sidec, if not divided by a muntin. |
Regular plate, sheet or rolled (annealed), surface sandblasted, etched, or otherwise depreciated |
Over 6 sq. ft. | Not less than 7/32 in. thick. Must be protected by a push-bar or protective grille firmly attached on each exposed sidec. |
Regular plate, sheet or rolled (annealed), obscure |
Over 6 sq. ft. | Not less than 3/16 in. thick. Must be protected by a push-bar or grille firmly attached on each exposed sidec. |
Laminated | Over 6 sq. ft | Not less than 1/4 in. thick. Shall pass impact test requirements of reference standard RS 10-67. |
Fully-tempered | Over 6 sq. ft | Shall pass impact test requirements of reference standard RS 10-67. |
Wired | Over 6 sq. ft | Not less than 7/32 in. thick. Shall pass impact test requirements of reference standard RS 10-67. |
All unframed glass doors (swinging) |
Shall be fully-tempered glass and pass impact test requirements of reference standard RS 10-67. |
Notes for Table 10-9:
aGlass less than single strength (SS) in thickness shall not be used.
bIf short dimension is larger than 24 in., glass must be double strength (DS) or thicker.
cBuilding owners and tenants shall maintain push-bars or protective grilles in safe condition at all times.
*"3." enacted but probably not intended.
Related Code Sections
§27-651 Structural Work, Panels Subject to Human Impact Loads
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*3. Glass Type
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TABLE 10-9
REQUIREMENTS FOR GLASS PANELS SUBJECT TO IMPACT LOADS a,b
*3. Glass Type
Individual Opening Area
Requirements ...