Goods wagon

**Development of Goods Wagons:**
– Majority of goods wagons were initially four-wheeled vehicles.
– Specialized wagons like tank wagons and refrigerated vans were introduced around 1850.
– Introduction of through brakes in the 1920s allowed higher speeds for goods trains.
– Modern goods wagons are authorized for speeds up to 75mph.
– Some wagons are equipped with GPS receivers and transponders for location monitoring.

**German Goods Wagon History:**
– Regulations for standardization of dimensions and fittings were drawn up around 1850.
– The German State Railway Wagon Association was established in 1909.
– Defined wagon classes dominated goods traffic in Germany up to World War II.
– Post-war, pre-war wagon classes continued in East Germany as ‘reconstructed goods wagons’.
– The Union of Private Goods Wagon Companies was founded in 1921, representing private transport organizations.

**European Goods Wagon History:**
– The RIV agreement since 1922 regulates the exchange of goods wagons in Europe and the Middle East.
– International goods wagon fleets were created in Western Europe in 1953 and Eastern Europe in 1965.
– UIC standard wagons replaced national goods wagon classes in Europe from 1964.
– All goods wagons in Germany have been classified using the UIC system since 1964.

**North American Goods Wagon History:**
– Freight railroads in North America are privately owned.
– Track gauge unification in the U.S. on June 1, 1886, allowed interchange of freight cars.
– The Safety Appliance Act of 1893 made air brakes and automatic couplers mandatory.
– The Association of American Railroads (AAR) developed standards for freight cars.
– AAR’s Manual of Standards and Recommended Practices guides freight car standards.

**Types of Goods Wagons:**
– Open wagons are categorized as standard design or special design.
– Covered wagons are divided into ordinary and special classes based on loading volumes.
– Livestock vans are no longer used; refrigerated vans are insulated and cooled.
– Flat wagons have no or low walls and include wagons with sliding roofs.
– Tank wagons are suitable for various fluids and gases; spine cars are for intermodal containers.