Sentence:  Floods in northern India, mostly in the small state of Uttarakhand, have wrought disaster on an enormous scale. The early, intense onset of the monsoon on June 14th swelled rivers, washing away roads, <WSD>bridges</WSD>, hotels and even whole villages. Rock-filled torrents smashed vehicles and homes, burying victims under rubble and sludge. 
Meaning of the word marked with <WSD> tags:  A construction spanning a waterway, ravine, or valley from an elevated height, allowing for the passage of vehicles, pedestrians, trains, etc.