Page 883 - Chief Architect Reference Manual

Mixing Trusses with Stick Framing

or deleted, the label is moved or deleted as will be followed by the total number of those
well. With the exception of those in the Truss trusses, in parentheses.
Detail, truss labels have their own Move edit
handle which displays when the truss is Automatic Truss Labels
selected. See “Editing Trusses” on page 879.
Automatic roof truss labels use the format
Truss labels obey the Minimum Display TR-X, where X is a number indicating the
Size for labels set in the Preferences dialog. order in which each distinct truss
See “Appearance Panel” on page 105. configuration was created. For example, the
If two or more trusses share the same first truss type created in a plan is labeled
configuration with identical chords and TR-1; the second, TR-2; and so on.
webbing, they will also share the same truss Floor and ceiling trusses are labeled FTR-X
label. In the Truss Detail, automatic and user- and use the same numbering convention.
specified labels shared by multiple trusses

Mixing Trusses with Stick Framing
After the trusses for your roof are in place,
additional roof framing can be added. See
“Roof Framing” on page 837.
Framing Defaults

Roof planes created using defaults set up for
trusses will continue to use those defaults
when stick framing is added. If you intend to
add rafters, the roof planes should be created
while Trusses (no Birdsmouth) is Automatic Framing
unchecked in the Build Roof dialog. See
“Roof Panel” on page 781. The Build Framing dialog can be used to
generate roof framing in areas not framed by
Leaving Trusses (no Birdsmouth) the trusses, including gable eaves and the
unchecked has a similar effect on roof trusses ends of hips. Note that rafters will not
to that of Raise Off Plate: roof truss bottom generate closer than 14” (350mm) to an
chords may be longer than expected and their existing, parallel truss.
top chords, higher. This is necessary to create
the space needed to accommodate the rafter’s Automatically generated roof framing will
depth. not extend through an existing roof truss.
Instead:
• Automatically produced rafters generate
inward from the eave until they butt into a
truss.

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