I-5 bridge collapses over Skagit River; possibly triggered by truck

I-5 bridge collapses over Skagit River; possibly triggered by truck | The Today File | Seattle Times:
"The bridge, built in 1955, has a sufficiency rating of 57.4 out of 100, according to federal records. That is well below the statewide average rating of 80, according to an Associated Press analysis of federal data, but 759 bridges in the state have a lower sufficiency score."