The phrase "collapsed bridge" refers to a bridge that has fallen down or completely collapsed, making it impassable and unsafe for use. Full definition
All the major roads leading to the town have been cut off as a result of collapsed bridges and dams over flowing. (citifmonline.com)
There have been massive floods in some Northern states where, for instance, speed boats were used to evacuate students of Usman Danfodio University to safety; when communities have been cut off due to collapsed bridges in Kebbi State with thousands of hectares of farmlands washed away or submerged in Jigawa State. (yashuaib.com)
Such puzzles will have you moving objects to stop gears from rotating, fixing collapsed bridges, and balancing systems of weights and pulleys. (videochums.com)