There is a post on the Utah Division of Wildlife Resources hunting discussion forum from a unfortunate hunter that got his truck stuck in the Diamond Fork/Hobble Creek area. He is asking for help to recover the truck this weekend. The story can be viewed by following the link below.
http://www.wildlife.utah.gov/forums/viewtopic.php?p=123284#123284
http://www.wildlife.utah.gov/forums/viewtopic.php?p=123284#123284