b.
When in open position for ventilation, window sash shall not
project into the room beyond edge of stool or face of
convector, nor beyond exterior reveals of window sills within
2000 mm (6'6") of grade.
c.
Mechanically operated windows shall be avoided. If they are
necessary for high or inaccessible windows, then the
mechanical operators shall be simple and durable.
12.6
SAFETY GLAZING:
a.
Glaze all windows in geropsychiatric areas with 8 mm (5/16")
thick laminated glass.
b.
If laminated glass is required for double-glazed windows,
provide it for interior panes only, except for windows facing
a courtyard with sill/stools less than 2000 mm (6'6") above
the ground. Where this occurs, laminated glass is required
for both panes.