Autobahns of Austria
Unlike German autobahns, on Austrian autobahns a general speed limit of 130 km/h (81 mph) is set, although as of August 25, 2018, the FPÖ government has been going on a trial for a possible speed limit increase to 140 km/h (87 mph) on the Autobahn 1 freeway. They may only be used by powered vehicles that are designed to achieve at least . While on the motorway voluntary stops, U-turns and backward driving are prohibited.
Speed limits in the United States by jurisdiction
The default speed limit on a rural 2-lane highway in Washington is 60; however, the limit on undivided highways varies. In mountainous country like the Cascades and Olympic Mountains, certain twisty roads are limited to 55 mph, whereas some flat, straight highways in eastern Washington have a limit of 65. The speed limit for motorhomes and autos with trailers is 60 like it is for trucks. Roads with traffic lights are limited to 55 mph. The school zone speed limit is 20 mph but is in effect only if children are present. Divided highways in Washington are rare, however, U.S. Route 395 between Pasco and Ritzville is a high-speed divided highway with a maximum speed limit of 70 mph.