Dec 16, 2015 · Classification yard at the Chicago & Northwestern Proviso Yard, Chicago. 4x5 Kodachrome transparency by Jack Delano. Carl Venzke posted CNW milk cars being rebuilt.

Its Proviso Freight Yard, located 12 miles (19 km) west of the city center in suburban Cook County, was constructed between 1926 and 1929 and remained the largest such in the world, with 224 miles of trackage and a capacity of more than 20,000 cars.

This photo taken somewhere within the environs of CNW's Proviso Yard is on one of the earliest rolls of slide film I ever shot. 196406-19 ef CNW 8704 west in Northlake, Illinois on March 14, 1995. by Eric

Proviso Yard GPS Coordinates: 41.89398,-87.883555, at the middle of the Mannheim Rd overpass Location: located in Melrose Park IL, 14 miles west of downtown Chicago. Status: Active Current Owner/Operator: Union Pacific History: Former CNW Yard Purpose:? Hump: yes/no Activity:? Tracks/Details:? Railfan Access?

Proviso Freight Transfer House Proviso, IL 2398 views The freight House had a capacity of 700 cars. When the freight house was built, it was the largest LCL freight transfer facility in the world. The freight house was dismantled in 1958. C&NW Historical Society Archives collection.

marc malnekoff's Photo Album: CNW at Proviso Yard 80's and 90's. Shots of CNW power from the 80's to 1995 UP merger.

Humping a train out of Proviso Yard 9 and over the hump, which is still many car lengths to the right, where they are uncoupled and roll through the retarders into the classification yard. The tall signals in the picture tell the engineers what to do, e.g., proceed at …

The yard takes its name from the township, which is named after the Wilmot Proviso, which forbad slavery in any territory taken from Mexico during the Mexican War. Some union employees have been heard to say working conditions in the yard violated that provision in this territory.

Later, in 1929 it opened the massive Proviso Yard located in western Chicago which at the time was largest terminal of its type in the country. The Great Depression, which hit the nation hard following the October 29, 1929 stock market crash was extremely taxing on the C&NW.