Arch bridge over Covel Creek
Ottawa Times newspaper, Flashback Friday section 2016
BH Photo #348958
The washout occurred during a flash-flood on July 14, 1958. Motorist Thomas Catlin barely managed to cross the bridge as it was being washed out. Catlin's truck wasn't nearly as fortunately. This was posted on Facebook by the LaSalle County Historical Museum on May 5, 2020. Their likely source(s) would be the LaSalle News Tribune and the Ottawa Daily Republican Times from contemporaneous reporting in 1958.