When sheathing gable-end truss, check plans to see if a vent opening is shown.
• Toenail through bottom of truss into plate so gable end is on chalk line IV2" in from outer edge of double plate. (See below.)
Toenail 16d nails 24" O. C. to hold
gable end while setting gable-end truss.
IV2" chalk line
Truss
Wall
1. String line from center of gable ends.
2. Lift single truss into place.
3. Center truss on string line.
4. Nail truss to exterior wall on layout.
5. Nail through temporary spacer support near ridge of truss and on layout marked on temporary spacer support.
6. Set six trusses. Then check gable end for plumb and put permanent brace on gable end. Permanent brace should connect top of gable end to an interior wall or a cross support running between the trusses.
7. Every eight trusses, add an additional brace. Refer to truss specifications for additional braces.
6. Lookouts
Lookouts support the roof overhang and fascia.
The skin for the roof, sheathing, is a structural part of the roof diaphragm.
Chanter Six
