An artillery shell has punched right through this bridge, leaving a hole large enough to see Pvt G D Wood stood on rue des Barbacanes which passes over rue de Godras where the photographer is stood.
Another view of the same location
http://www.flickr.com/photos/mlq/1258343914/
And the same location in 2007 with a modern bridge.
http://www.flickr.com/photos/mlq/4812223930/