Stock photography, photos: old bridge structure Stock photos of old bridge structure Photograph: © Esa Hiltula Click for a larger image and more information Keywords associated with this stock photo: old, bridge, structure, structural, steelwork, details, bolts, architecture, outdoors, outside, rust, rusty, grey, steel, nobody, no, one, abstract, background, technology, texture, support, engineering, joint, joints, lines, beam, design, Connection, sturdy, link, linking, metal, massive, construction, vertical