Page 823 - Chief Architect Reference Manual

Dormers and Crickets

Auto Floating Dormer that the dormer walls do not interfere with
walls or railings in the room below.
Select Build> Roof> Auto Floating
Dormer and click the roof plane Regardless of which floor it is placed on, a
where you would like to place the center of dormer must always fit within a single roof
the dormer's front wall. plane. When placing a dormer on the floor
above, you may find it helpful to turn on the
The bottom edges of all floating dormer
walls are cut off by the underlying roof Reference Display . See “Reference
plane. To produce such a dormer manually, Floor Display” on page 722.
check Roof Cuts Wall at Bottom for the You may also find it helpful to display the
dormer walls on the ROOF panel of the Wall underlying roof plane on the floor above
Specification dialog. using the Roof Plane Specification dialog.

Usually, no room is defined by the walls of See “Roof Plane Specification Dialog” on
this type of dormer. page 798.
The images below show both the outside and If the dormer is placed on the same floor as
inside of a typical floating dormer. the underlying roof plane and the room
below, and if the room has a flat ceiling, then
a hole will be produced in the ceiling under
the dormer.

Auto Dormer

Select Build> Roof> Auto Dormer
and click on a roof plane where you
want the center of the dormer's front wall to
be.
The walls of an auto dormer go to the floor
and meet a knee wall on either side on the
back of the dormer. This knee wall must run
parallel to the underlying roof plane’s
Baseline.
• If you are creating a (non-floating) auto
dormer, a knee wall must already exist.
A floating dormer can be placed in floor plan The dormer side walls run back to the
view on the same floor that its underlying knee wall and the knee wall is broken
roof plane displays on, or it can be placed on where the dormer walls meet it.
the floor above. Normally, it does not matter • The knee wall does not have to be desig-
what floor the dormer is on; but in some nated as such in the Wall Specification
cases, it may need to be on the floor above so dialog unless you are generating an auto-

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