[talk-au] Australian Rendering

[John Smith]

Are national highways marked differently than other highways at all?

The reason I ask is different highways get different shields, and the national highway network is the only one with a green shield with the word national at the top.

Someone has put a meticulous list together, half with pictures of what the shields look like on signs even, on what is what here:

http://en.wikipedia.org/wiki/Highways_in_Australia