File:Electric railway review (1906) (14738478756).jpg

Identifier: electricrailwayr19amer (find matches)
Title: Electric railway review
Year: 1906 (1900s)
Authors: American Street and Interurban Railway Association
Subjects: Street-railroads Electric railroads
Publisher: Chicago : Wilson Co
Contributing Library: Carnegie Library of Pittsburgh
Digitizing Sponsor: Lyrasis Members and Sloan Foundation

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theNorthwestern Elevated Railroad, Chicago, has recently hadbuilt by the American Car & Foundry Company 40 trail cars.The design of the new cars is such that they can readily beconverted into motor cars. The structural steel underframeshave been designed with that end in view. Accompanyingillustrations reproduced from working drawings and photo- nels, wood filled, extending the full length of the car and beingcontinuous through the body bolsters with riveted connectionsto the end sill channels and plates. The cross members are3-inch 4-pound channels secured by riveted connections. Thesecross channels are spaced about 4S inches apart. The endsills are formed of a bent 8-inch 11.25-pound channel iron withits edges turned in and mitered with the ends of the side sillchannels. The sills are filled with yellow pine, except theend sills, which are filled with white oak. The body bolsters are made of two 9 by % inch soft steelplates. The top plate is secured to the intermediate sills by
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Northwestern Elevated Cars—Side View, Showing Large Air Operated Doors. graphs serve to show the general appearance and some of thedetail features of the new equipments. The general dimensions of the new cars follow: Distance between center of trucks 33 ft. 5 in. Distance between centers of axles of trucks 6 ft. Diameter of truck wheels 31 in. ^ength of car body on center line over end plates. .47 ft. 1% in.Extreme width over eaves 8 ft. 8y2 in. means of lugs and braces to avoid weakening the top flange ofthe longitudinal sills on which it rests. The ends of the topplate are turned down over side sills and riveted thereto.The bottom plate passes under the intermediate sills, whichhere perform the office of separators or posts and the ends ofthe plate are turned down on the inside face of the side sills,where they are secured to it by the same rivets that fasten the

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