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| ELEMENTARY TALKING ABOUT JOINTLESS TRACK ON BRIDGE |
| GUO Sheng-zhen |
| Luoyang Engineering District, Zhengzhou Railway Administration |
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Abstract The jointless track on bridge is different from the jointless track laying on the traditional subgrade. The paper analyzes the specialities of the jointless track on bridge. According to the different span of the bridge，they are classified as two types,i.e the jointless track on the small-span and middle-span bridges and the jointless track on the long-span bridge. The paper expounds the design features of the jointless track on bridge and its existing problems. The problems which should be explored further are proposed also.
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Received: 17 May 1999
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1999, Vol. 16 
