Nortel Meridian 1 Planning And Installation Manual page 107

Chapter 8 — Installing a backboard for bracing chassis against earthquakes
3 Determine where to place the fasteners
Refer to Figures 18 through 20 if you need help with where to place the
fasteners on the backboard. In each figure, the minimum (2 ft by 6 ft)
and maximum (4 ft by 8 ft) sizes of the backboard are used as
examples.
• Figure 18 on page 88 provides the fastener locations for wood
and metal stud walls with the minimum acceptable stud
spacing of 16 in. (400 mm).
• Figure 19 on page 89 provides the fastener locations for wood
and metal stud walls with the maximum acceptable stud
spacing of 24 in. (600 mm).
• Figure 20 on page 90 provides the fastener locations for
concrete and masonry walls.
Option 11C Mini
Page 87 of 590
Planning and Installation Guide