A: We are so pleased with the durable material, doesn't deteriorate like wood. I searched for a couple months and have no regrets on this arbor or materials. We purchased two.
A: It is about 57" wide, plenty of room to get through a gate. You can splay it open for another inch or so but it will be past horizontal. The overhang on the top (the widest part) is 5 3/4" on each side.