It depends how good you are. I heard somebody (civil structural, PhD, EIT) 45K only in Los Angeles. In the mean time, I know another guy(also PHD and EIT) over 70K in LA.
I saw a available position in seattle area about 2 weeks ago.It is structural Engineer required high-rise building experience.The salary is 70k to 110k. You may do research on Monster. Good Luck!