English
Etymology
Named after the diamond crossing in its center.
Noun
diamond crossover
- railroading A superimposed pair of crossovers, resembling a letter X, permitting travel in either direction between a pair of parallel tracks.
Synonyms
scissors crossover
See also
"w:Crossover (rail)|Crossover" at Wikipedia
Quotations
Image:15. Diamond Crossover.gif|right|15. Diamond Crossover
1916
"In 15 is illustrated the diamond crossover, one of the many kinds in common use."
� Lee O. Kellogg (ed.), Details of Practical Mining,
p. 458.
1955
"It travelled on until the bogie fouled a diamond crossover at the north end of the station where derailment became complete."
� L.T.C. Rolt,
Red for Danger: A History of Railway Accidents and Railway Safety Precautions,
p. 104.
1956
"Increased height is necessary when scales or a double hump lead with diamond crossover is placed on the descending slope of the hump."
� Robert William Abbett, American Civil Engineering Practice,
p. 2.
1958
"A diamond crossover provides each track with access to the entire yard."
� S. Kip Farrington, Railroads of the Hour,
p. 230.
1995
"Each chamber contains a diamond crossover designed for 60 km/h running."
� Institution of Civil Engineers (Great Britain), The Channel Tunnel,
ISBN 072771922X,
p. 20.
2002
"The closed-deck ballasted bridge is double-tracked and opens up to a third track through a combination diamond-crossover and double-slip switch before it reaches the bulkhead on the Hoboken side."
� Paul Jannotti, "Thinking outside the box on light rail: Hudson-Bergen project",
Railway Track and Structures, August, 2002
1.
2004
"The reason given for the proposed changes is that the crossover and switches were installed to replace a diamond crossover. The BNSF is taking their north connecting track out of service, so the control point with the crossover is no longer needed."
� U.S. Federal Register, v. 69 #101, May 25, 2004,
p. 29780.
~2005
"In December, 1999 a new diamond crossover interlocking was placed into service at Medical Center."
� Robert Ferreira, "North Springs Branch",
in "MARTA North Springs and Doraville Branches",
http://world.nycsubway.org/us/atlanta/marta-northbranches.html.
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