The Authority has estimated the project 's year-of-expenditure cost at $ 68.4 billion ( 2012 estimate ) .The Reason Foundation 's Due Diligence Report ( 2008 ) projected that the final cost for the complete system ( including both Phases I , II and an additional East Bay phase ) would be $ 65.2 to $ 81.4 billion ( 2008 ) .
The revised estimate coast of the California High-Speed Rail was over $ 77 billion and its initial service pushed to 2029 .