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| LAYOUT OF SIDE-PILE ON ROADBED FOR CIRCLE-ROUND LINE OF EXPRESSWAY |
| WANG Weidong |
| Chang sha Rai lway Insti tute |
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Abstract Based o n the pro perty of the ci rcle-round line and the speciali ties of the di fferent line-ty pe o f the highw ay, the paper deriv es out the def lected ang le and distance w hich a re the required pa rameters fo r the lay out of the side-pi le on the roadbed fo r the t rasition cruv e of the highw ay by using the def lection ang le method. The calcula tion procedure i s reali zed by using the C-la ng uage prog ramming, so that the lay out o f the engineering curv e may be mo re conv enient. Keywords
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Received: 20 June 1998
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1998, Vol. 15 
