To limit the probability that the performance of glass in sidelights and doors, with respect to strength, will fall significantly below expectations, which could lead to the glass being unable to resist accidental impact loads from people or objects, which could lead to glass breakage, which could lead to harm to persons.
To limit the probability that the performance of glass in sidelights and doors, with respect to strength, will fall significantly below expectations, which could lead to the glass being unable to resist accidental impact loads from people or objects in an emergency, which could lead to delays in the evacuation or movement of persons to a safe place in an emergency, which could lead to glass breakage, which could lead to harm to persons.