Plymouth is also in the running for the title with the winning city set to be awarded £10m.
The Barnfield Road route into the city centre could become one-way under the plans.
One person is in hospital after the crash between Collumpton and Exeter, police say.
The M5 in Devon was shut southbound on Sunday morning following a serious crash. Reports of the collision between junction 28 ...
Police have issued an urgent warning to drivers ...