Colonists can build structures of a various materials each with different beauty flammability and hit points.
Rimworld fix roof.
Even when i went to the expand build roof button and cover the whole room.
I have tried building even a small 5x5 room and it still does not roof up.
It can be quite a bit larger than that and still not fall in.
Should i quit playing and come back in 6 months.
Colonists will be able to remove overhead mountain.
I built a buidling with walls and floors and a door but for some reason it has no roof.
I deconstructed the door then rebuilt it.
A ignore roof area will cause pawns to not alter the roof in a specified area.
The workers only built the floor and walls and doors but still no roof.
A remove roof area will cause pawns to remove any roofs in a given area.
Is this an alpha bug.
Enclosed areas will automatically prompt colonists to build a roof unless you apply a no roof region or if the structure is too large over 300 cells.
This triggers a room check and the builder immediately started roofing the new section.
I quite regularly have spaces that have a 21x21 open space on the inside with just a single wall in the center and i never have issues with the roof collapsing.
It seems the roof building is triggered only upon completion of an enclosed room.
Keep in mind each roof tile needs to be within 6 range of a wall to not collapse.
This is useful for things like.
So in my case i had expanded the room and 20 of it was left unroofed.
How to remove thick roofs overhead mountain use the regular remove roof area option found in the architect zone area menu to draw an orange area above the roof you want to remove.