01-17-2014, 03:18 AM
quote:
Originally posted by Hotzcatz
It wasn't a true sinkhole, the metal culvert under the road got washed out and then the road wasn't supported and fell in. The effect is the same, Vera's truck (and Vera) fell into the hole, but the hole got there by the dirt washing away instead of mysteriously disappearing like an official sinkhole.
Yeah, sinkholes like the ones in Florida are caused by underground rock, especially limestone, being dissolved away by acidic water.
We've got the acidic rain, for sure, but not the limestone, so what we see are washouts.