Cost of Oroville dam repair nearly doubles as unexpected problems emerge The Sacramento Bee » Officials now fix the price to rebuild the spillway at $500 million, up from the original $275 million estimate. The reasons include having to dig farther to find solid bedrock, carry away the extra debris and then fill in the deeper hole. Design changes also added to the cost. By Michelle|2018-01-12T10:57:23-08:00October 19, 2017|Dams, Oroville Dam|Comments Off on Cost of Oroville dam repair nearly doubles as unexpected problems emerge Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: Michelle Related Posts DWR doesn’t expect to use Oroville Dam spillway anytime soon — but it’s preparing if necessary Gallery DWR doesn’t expect to use Oroville Dam spillway anytime soon — but it’s preparing if necessary A Race to the Finish on Oroville Dam Spillway Fix Gallery A Race to the Finish on Oroville Dam Spillway Fix VIDEO: Get down and dirty with workers repairing Oroville Dam spillway in this night shift video VIDEO: Get down and dirty with workers repairing Oroville Dam spillway in this night shift video $823 million, 31 billion-gallon Calaveras Reservoir dam ready for debut Gallery $823 million, 31 billion-gallon Calaveras Reservoir dam ready for debut