/obj/structure/sign/nanotrasen{dir = 1} : /obj/structure/sign/nanotrasen/directional/north
/obj/structure/sign/nanotrasen{dir = 2} : /obj/structure/sign/nanotrasen/directional/south
/obj/structure/sign/nanotrasen{dir = 4} : /obj/structure/sign/nanotrasen/directional/east
/obj/structure/sign/nanotrasen{dir = 8} : /obj/structure/sign/nanotrasen/directional/west
