AFCAD taxiways

Hello
I'd like to create taxiways for an existing airport with AFCAD,but I don't want to see them in FS,I want them only a non-visible object,which guide AI planes.It is possible?
Thanks
I'd like to create taxiways for an existing airport with AFCAD,but I don't want to see them in FS,I want them only a non-visible object,which guide AI planes.It is possible?
Thanks