New York City Transit Authority plans to put automated subway train in service in 1961 on its Times Square-Grand Central shuttle line; for use of train one of shuttle line tracks has been replaced with track of special design; rails are placed on rubber tie pads and are bolted directly to permanent concrete roadbed; joints are " frozen" by "glued joint" process.
Subway track has concrete roadbed, rubber tire plates, 'Glued' joints
Ry Track Structures
Railway Track and Structures ; 57 , n 7
1961
2 pages
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1944
|Engineering Index Backfile | 1944
|British Library Online Contents | 1998
|Emerald Group Publishing | 1944
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