# Universal robot cubic obstacles

**URL:** <https://forum.universal-robots.com/t/universal-robot-cubic-obstacles/29999>\
**Category:** Technical Questions\
**Created:** [August 16, 2023, 5:07pm UTC](https://forum.universal-robots.com/t/universal-robot-cubic-obstacles/29999 "2023-08-16T17:07:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![denis](https://avatars.discourse-cdn.com/v4/letter/d/5e9695/32.png) [@denis](https://forum.universal-robots.com/u/denis)\
**Post date:** [August 16, 2023, 5:07pm UTC](https://forum.universal-robots.com/t/universal-robot-cubic-obstacles/29999/1 "2023-08-16T17:07:38Z")

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Hi all I would define cube volumes where ur16 couldn’t move. Until now I defined plane limit. Can I define cube instead of planes where obstacles are located?  
many thanks in advance

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**Author:** ![eric.feldmann](https://avatars.discourse-cdn.com/v4/letter/e/94ad74/32.png) [@eric.feldmann](https://forum.universal-robots.com/u/eric.feldmann)\
**Post date:** [August 17, 2023, 1:25pm UTC](https://forum.universal-robots.com/t/universal-robot-cubic-obstacles/29999/2 "2023-08-17T13:25:01Z")

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Not within the context of a safety configuration. You can programmatically define regions in space and react accordingly when the TCP enters these areas, but it would not be safety rated.