Australian State Route 5
Based on <a rel="nofollow" class="external free" href="http://expressway.paulrands.com/gallery/roads/wa/numbered/stateroutes/index.html">http://expressway.paulrands.com/gallery/roads/wa/numbered/stateroutes/index.html</a> and <a rel="nofollow" class="external free" href="http://www.ozroads.com.au/NSW/RouteNumbering/State%20Routes/stateroutes.htm">http://www.ozroads.com.au/NSW/RouteNumbering/State%20Routes/stateroutes.htm</a>