CAJ | 학술논문

高速公路互通改扩建时必须考虑现有互通形式及匝道标准能否满足远景交通量的需求，本文以一高速公路扩建工程为对象，基于远景交通量，研究了互通式立体交叉改扩建的设置、改扩建方式、线形优化及原有立交桥梁的利用与新拓宽桥梁方式等关键技术问题，并提出相应的处理措施及方法。
고속공로호통개확건시필수고필현유호통형식급잡도표준능부만족원경교통량적수구，본문이일고속공로확건공정위대상，기우원경교통량，연구료호통식입체교차개확건적설치、개확건방식、선형우화급원유입교교량적이용여신탁관교량방식등관건기술문제，병제출상응적처리조시급방법。
Freeway extension must take into account the existing interchange ramp standard form and can meet the traffic demand,the highway expansion project as the object,based on the research of traffic in the future,the interchange of extension set,extension method,linear optimization and the origi-nal interchange bridge and new bridge widening mode the key technical problems,and puts forward the corresponding treatment measures and methods.