The bridge in the thumbnail is the Coronado bridge, rumored to have a floating hollow-box mid-section so that in the event of a collapse Navy ships can easily p

The bridge in the thumbnail is the Coronado bridge, rumored to have a floating hollow-box mid-section so that in the event of a collapse Navy ships can easily push debris and clear a channel. I remember hearing this "fact" on a San Diego harbor cruise long ago. Alas Wikipedia says it's a myth...