1、打开AutoCAD软件,点击AutoCAD画圆工具,然后录入坐标值,录入坐标值为先录入Y轴后录入X轴,以逗号隔开,录入后按回车键,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8c1001e93901213f2d8ca2d85be736d12f2e9573?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、然后根据1的方式依次录入其余桩号坐标并拉出坐标值,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/79f0f736afc379312b0e7a2de4c4b74543a9114b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、完成后使用AutoCAD中多段线命令,将圆形中心线相连,得出道路中心线位置及桩号,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4ec2d5628535e5dd578259db79c6a7efce1b620c?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、完成后使用AutoCAD中偏移命令,向中心线的左侧和右侧各偏移8米,偏移后边线桩号与中心点桩号相连,入图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/4bed2e738bd4b31cbe256bbf88d6277f9e2ff89d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、完成后逐一拉出偏移后桩号坐标值,即计算出公路边线点的坐标值,如图:
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f9198618367adab47ff6e44784d4b31c8701e494?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、删除辅助用线,调整美观后即得出一条中心线和两条边线,如图: