Like the North Texas Toll Road Authority or the DFW Airport Board or the North Texas Council of Governments.
I think that time will show, and as a few states have followed, more states will also follow Texas' method of organizing transportation authority.
The only reason local road authorities are being created is to work around the fact that Perry/Willamson's TXDOT itself has become an "ungovernable agency".
The Legislature should clean out that rat's nest (TXDOT) and legislate that their charter is forevermore constrained to building and maintaining roads -- only...
Like CTRMA:
Governance
The Mobility Authority is an independent government agency with a seven member Board of Directors. The Chairman of the Board is appointed by the Governor of Texas. The Travis County Commissioner’s Court appoints three members and the Williamson County Commissioner’s Court appoints three. The Board Members serve two year terms and can be reappointed. The Mobility Authority is run by an Executive Director and a staff of approximately a dozen individuals.
In the case of the TTC, one commissioner from each county effected.