New roads leading into the parks are now complete and will be ready for traffic on the 31st October.
Source: http://gulfnews.com/news/uae/transport/dubai-parks-interchange-ready-1.1908986The interchange and a network of roads, built at a cost of Dh250 million, will provide entry and exit to and from Shaikh Zayed Road from the direction of Abu Dhabi as well as Dubai. It also offers a direct 7-kilometre-long link between Shaikh Mohammad Bin Zayed Road and Shaikh Zayed Road running within the theme park, with two lanes in each direction. Other internal roads run up to 9 kilometres.