Loading ...
Loading ...
Loading ...
NOTE Changing the Interference values of the stair changes the size
of the intersection with the slab.
Removing a Stair Interference Condition from a Slab
Use this procedure to remove a stair interference from a slab.
1 Select the slab from which to remove the interference, and click
Slab tab ➤ Modify panel ➤ Interference Condition
drop-down ➤ Remove .
2 Select the stair, and press ENTER.
Creating an Interference Condition in a Space
Use this procedure to create a stair interference area in a space. When you add
an interference condition between a stair and a space, a box is cut out around
the stair based on the specified headroom height and side clearance.
1 Create a stair that intersects with a space. For information about
creating stairs, see Using Stair Tools to Create Stairs on page 2079.
2 Double-click the stair to open the Properties palette.
3 Click the Design tab, expand Advanced, and expand Interference.
4 Set the size of the interference condition:
Then…If you want to…
enter a value for Headroom height.specify the height above the treads
for the interference condition
enter values for Left and Right
Clearance.
specify the left and right side clear-
ances for the interference condition
for straight and multi-landing stairs
enter values for Inside and Outside
Clearance.
specify the inside and outside
clearances for the interference con-
dition for spiral and U-shaped stairs
2214 | Chapter 27 Stairs
Loading ...
Loading ...
Loading ...