If the HAC disappeared into DOT 56 years ago what agency has done everything since then and why has it come to this.  

"July 1, 1961, the Hawaii aeronautics commission, the board of harbor commissioners and the highway commission shall be abolished and their remaining functions, duties, and powers shall be transferred to the department of transportation." - See more at: http://codes.findlaw.com/hi/division-1-government/hi-rev-st-sect-26-19.html#sthash.j5WiuYYQ.dpuf