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Rubberized asphalt. Rubberized asphalt concrete ( RAC ), also known as asphalt rubber or just rubberized asphalt, is noise reducing pavement material that consists of regular asphalt concrete mixed with crumb rubber made from recycled tires. Asphalt rubber is the largest single market for ground rubber in the United States, consuming an ...
Tax horsepower. The tax horsepower or taxable horsepower was an early system by which taxation rates for automobiles were reckoned in some European countries such as Britain, Belgium, Germany, France and Italy; some US states like Illinois charged license plate purchase and renewal fees for passenger automobiles based on taxable horsepower.
A hierarchy of roads, comparing speed to access. The road hierarchy categorizes roads according to their functions and capacities. While sources differ on the exact nomenclature, the basic hierarchy comprises freeways, arterials, collectors, and local roads. Generally, the functional hierarchy can more or less correspond to the hierarchy of ...
Worked by adhesion between 1878 and 2001, currently out of service. 1 in 22. (4.5%) Balsam Mountain Grade. Balsam N.C. Balsam Mountain, home of highest railroad station east of the Rockies; average grade about 4.0%, max 4.5%. 1 of 2 grades on southern railways former Murphy branch that are +4% grade.
The Royal Automobile Club is a British private social and athletic club. It has two clubhouses: one in London at 89 Pall Mall, and the other in the countryside at Woodcote Park, near Epsom in Surrey. Both provide accommodation and a range of dining and sporting facilities. The Royal Automobile Club has a wide range of members.
A Reservation Against Cancellation (RAC) is a type of ticket that can be sold for travel on the Indian Railways. Although it ensures certainty of travel, it does not guarantee a berth. A berth will be allocated to the ticket who reserves an RAC ticket if passengers who already have a confirmed ticket do not board before the train departure or ...
Route capacity. Route capacity is the maximum number of vehicles, people, or amount of freight than can travel a given route in a given amount of time, usually an hour. It may be limited by the worst bottleneck in the system, [ 1] such as a stretch of road with fewer lanes. [ 2] Air traffic route capacity is affected by weather. [ 3]
RAC Limited ( The RAC) is a British automotive services company headquartered in Walsall, West Midlands. Its principal services are roadside assistance and general insurance, and its subsidiaries include RAC Motoring Services Ltd, RAC Financial Services Ltd and RAC Insurance Limited. It was a private club owned by its members until sold in 1999 ...