Check a selection of elements for collisions
- Select the elements to check for collisions.
-
Extended Modeling
tab,
Checking
panel: Click
.
- The found collisions are listed in the Clash check dialog box with continuous index numbers. For each collision, the involved elements and the coordinates referring to the world coordinate system are listed.
Keep the collisions list displayed
On the
Clash check
dialog box title bar, click 
.
Display a collision by entering its index number
- Extended Modeling tab, Checking panel: Click
. - On the AutoCAD® command line type the index number of the collision and press Enter.
- The collision solid is represented in red.
Tips & Tricks
- Since in complex models collision solids are hard to find, use the Search marked objects tool to select them.
- For better visualization of the collision solids use the 2D Wire Frame display mode.
Display the collision solid of a specified collision
This tool displays the collision solids for the collision specified by entering its index number. The index number is listed in the Clash check dialog box displayed by the clash check.
To access the command
Ribbon: Extended Modeling > Checking:
Command line: _AstM4CommBatchErrorsMarkObject