International Building Code 2407.1
Materials. Glass used as a handrail assembly or a guard
section shall be constructed of either single fully tempered
glass, laminated fully tempered glass or laminated
heat-strengthened glass. Glazing in railing in-fill panels shall
be of an approved safety glazing material that conforms to the
provisions of Section 2406.1.1. For all glazing types, the minimum
nominal thickness shall be 1/4 inch (6.4 mm). Fully tempered
glass and laminated glass shall comply with Category II
of CPSC 16 CFR 1201, listed in Chapter 35.
Loads. The panels and their support system shall
be designed to withstand the loads specified in Section
1607.7. A safety factor of four shall be used.
Support. Each handrail or guard section shall be
supported by a minimum of three glass balusters or shall be
otherwise supported to remain in place should one baluster
panel fail. Glass balusters shall not be installed without an
attached handrail or guard.
Parking garages. Glazing materials shall not be
installed in handrails or guards in parking garages except for
pedestrian areas not exposed to impact from vehicles.
International Building Code 2407.1.1
Loads. The panels and their support system shall
be designed to withstand the loads specified in Section
1607.7. A safety factor of four shall be used.
International Building Code 2407.1.2
Support. Each handrail or guard section shall be
supported by a minimum of three glass balusters or shall be
otherwise supported to remain in place should one baluster
panel fail. Glass balusters shall not be installed without an
attached handrail or guard.
International Building Code 2407.1.3
Parking garages. Glazing materials shall not be
installed in handrails or guards in parking garages except for
pedestrian areas not exposed to impact from vehicles.