干线公路城镇段接入方式适应性分析

Adaptability analysis of access type in tow segment of ar terial highway

地方道路随意接入干线公路不仅造成了干线公路街道化现象越来越明显,而且也严重制约了干线功能的发挥。在分析接入方式影响因素的基础上给出了直接接入、利用辅路接入、利用服务道路接入和联合出入口4种接入方式的利弊以及适用情况,为合理地规划设计地方道路接入干线公路提供了参考。

As driveways access the arterial highway disor derly, the phenomenon of arterial highway to town＇ s street appears evidently increasingly, which has restricted the function of arterial highway seriously. On the base of analyzing the influencing factors of access type, four access types are given in the paper, including direct access, using auxiliary road to access, using service road to access and joint access. The advantages and disadvantages of every access type are analyzed, which is useful to plan and design the type of local driveway access to arterial highway.