It is correctly zoned to have a roof.
Rimworld how to make roof.
Hovering over it says unroofed 35 thanks for any help.
If you removed 2 entire walls and the corner between those two sides last then that roof was too far away from any other supports.
The range indicator of mortars is not its actual range but the size of its blind spot.
This is useful for things like.
You have to mark it in the structure section as no roof.
A pawn assigned to construction will automatically build the roof when there are enough structures in place to allow it.
The build roof area allows the player to designate an area which will be covered by thin roofing once a surrounding wall is constructed.
A remove roof area will cause pawns to remove any roofs in a given area.
Think there are a couple of things that affect building roofs.
Once an enemy has entered within 30 tiles of the mortar it will cease fire.
Make sure you have the materials it s what that is.
They just refuse to build it.
Keep in mind each roof tile needs to be within 6 range of a wall to not collapse.
You can add supports and it will automatically roof or you can manually add the max roof the supports will handle leaving opening s and leaving status of room as unroofed 2.
A build roof area will cause pawns to build a roof in the specified area.
You can run out of steel very quickly making a large structure.
It launches 1 round artillery mortar shells at any enemy that enters its 500 tile firing radius or at a target set by the player.
The building is about 16 tiles long and four tiles wide.
This means that the largest square room you can have is 10x10 internal.
Might want to explain the problem more in depth.
I think by default you have steel walls.
A ignore roof area will cause pawns to not alter the roof in a specified area.
A roof collapses if there s no support rock wall within 6 squares of the tile.
If not it will not automatically roof.
Indoor roofs are automatically built by builders.
As long as there is no other work to be done in there with a higher priority the colonist will finish building the roof.
Larger roofed areas can be built with the use of interior walls as pillars.
Once he she is inside the room forbid the door so the colonist can t leave.
Designating such an area will also remove existing thin roofs and thin rock roofs when applied but thick rock roofs will remain intact.
Is it too large to support a roof over the whole area.
The no roof area allows the player to designate an area which will not be covered by thin roofing once a surrounding wall is constructed.
Not sure why you are marking the outside as a no roof area when theres no mountain.
The mortar is a manned stationary siege defense mechanism.
You can select one of your colonists and then right click inside the room and prioritize building roof should be an option.