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Utility Archive · 2026.02.26
[Lisp #141] CTR : Trim Wall Intersection (4-Way)

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1/ Command :

  • CTR



2/ Description : This tool automatically trims the middle section of intersecting double walls in architectural drawings.

  • Context: It is similar to the previously released 3TR and 9TR commands but is specifically designed for cleaning up the center intersection of double walls.

  • Function: It removes the overlapping lines in the middle of a wall intersection with just two clicks.

  • Compatibility: This is a dedicated CADian Lisp tool and works only within CADian.


3/ How to Use :

  1. Type ctr in the command line and press Enter.

  2. Click the Bottom-Left Intersection Point of the area to be trimmed.

  3. Click the Top-Right Intersection Point of the area.

  4. The middle portion of the double wall intersection is automatically trimmed and cleaned up.



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