Page 790 - Chief Architect Reference Manual

Chief Architect X10 Reference Manual

plane at the point where you started draw-
Straight up from outside ing.
of main wall layer at top
surface of roof framing Once drawn, a Baseline can be selected in
floor plan view and edited independent of the
roof plane. See “Editing Roof Baselines” on
page 796.

Eave and Gable Overhangs

Roof overhangs are measured horizontally
from the outside Main Layer of exterior
walls to the end of the top of the rafter. They
Location of Roof Baseline in cross-section include fascia and shadow boards but not
frieze molding or gutters. See “The Main
A roof Baseline displays as a separate line
within its roof plane when the “Roofs, Layer” on page 383.
Baselines” layer is turned on. In 3D views, it
can only be seen if the roof plane is selected.
A Baseline has a tick mark at its center point
which indicates the direction that the roof
plane slopes upward. If the upslope tick is
pointing the wrong direction, either rotate the
entire roof plane or delete it and draw a new
one.

When drawing the Baseline of a roof plane,
here are some things to consider:
• A Baseline does not have to be drawn Roof Overhang measured horizontally from
over a wall, although it often is. the wall’s Main Layer to outside of the fascia
• A Baseline drawn along a wall should be The location of a roof plane’s fascia and
drawn over the outer edge of the wall’s shadow boards also determines its area and
main layer. It tries to snap to that layer. the size of its polyline in floor plan view. See
• The elevation of the top plate is defined “Polyline Panel” on page 802.
by the ceiling height in the room. If the
roof plane is not drawn over a wall, it’s Roof Layers
height is based on the default ceiling Each roof plane is composed of Surface,
height value for the current floor.
Structure, and Ceiling Finish layers. These
• If a Baseline is drawn over the top of any can be specified in the Build Roof dialog.
other roof plane, the Baseline height See Structure Panel.
equals the height of the existing roof

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