Honeymoon Bridge, Niagara Falls, an ice jam in 1938 damaged the steel arch bridge and it collapsed onto the ice. No fatalities, problem was apparent before collapse and bridge was cleared. IIRC, there is even movie footage of it falling.
![[Image: A.++Honeymoon+bridge+after+collapse+1938...+falls.jpg]](https://images.weserv.nl/?url=3.bp.blogspot.com%2F-sRQiNHCzGW8%2FTdGa0QOf7-I%2FAAAAAAAAGWQ%2FsBuy5x-JnTQ%2Fs1600%2FA.%2B%2BHoneymoon%2Bbridge%2Bafter%2Bcollapse%2B1938%2Bniagara%2Bfalls.jpg)
The granting of a pardon is an imputation of guilt, and the acceptance a confession of it.