It strikes hard at Sound Transit light rail, costing the agency an estimated $20 billion in revenues and borrowing authority.

"Whenever we don't have sufficient revenues, it's longer time and the projects get more expensive," said Sound Transit Chief Executive Officer Peter Rogoff. When asked if I-976 would shut down Sound Transit, he replied, "No," because, he said, the agency still has an obligation to complete the projects the voters approved in 2016's Sound Transit 3.