[talk-au] Mapping interchanges levels or turn restrictions

[John Smith]

2010/1/11 Roy Rankin <rrankin at ihug.com.au>:
> With the resolution and newness of Nearmap images Freeway/Motorway
> interchanges are being mapped in detail rather than schematically. This
> brings up the issue on how to best do this.
>
> Picture this case. A freeway goes north-south and a dual lane east-west
> road goes over the freeway with a connection to the freeway. West bound
> traffic on the road going onto the freeway heading south must cross the
> east bound traffic on the road. Both these ways are oneway.

Can you give the lat/lon so we can see?

In the case of one way roads and dual carriage ways etc it's easy to
do and you don't need turning restrictions.