To design a cross-over between parallel tracks, the required components are :« Back to Previous Page
A. two switch, points, two acute angle crossings and two check rails
B. two switch points, two acute angle crossings and four check rails
C. two switch points, two acute angle crossings and six check rails
D. none of these.
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B. two switch points, two acute angle crossings and four check rails |
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B. two switch points, two acute angle crossings and four check rails |
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