DCHP-1 Online
break-up ice 
the chunks of ice freed during break-up and carried downstream by the current.
- 1953 But the bridge had barely been opened before the great weight of break-up ice borne by the high river water carried away the centre spans in 1952.
- 1953 But the bridge had barely been opened before the great weight of break-up ice borne by the high river water carried away the centre spans in 1952.