Ah, didn't interpreted "Safety: Enable Building Safety" as a Global setting. Thought it would protect all buildings when checked.
Thank you, i will try it this evening.

Hello
i played today with Version 0.17.15 on a map started on 0.17.14. I Started with the standard Rampant settings an decidied today to switch the safty for the rails on. But the rails still get attacked by the Biters and Spitters. What can i do?
Also is there a way to use the new "projectile" for ...