深圳市南光高速北延松岗互通立交方案优化分析

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【摘    要】：以实际工程为案例，原设计方案多次下穿高速公路路基，造成工程造价高，实施难度大。方案优化后，减少了四次下穿，节省投资约3.2亿元，并大大降低了施工难度。

【关键词】：互通立交；方案优化；节省投资；主线合流；左侧合流

【中图分类号】：Ｕ448.17 【文献标志码】：C 【文章编号】：1008-3197（2024）06-45-03

【DOI编码】：10.3969/j.issn.1008-3197.2024.06.012

Scheme Optimization Analysis of Songgang Interchange of Nanguang Expressway North Extension in Shenzhen

【Abstract】： In this paper， taking the actual project as an example， the original design scheme crosses the highway subgrade many times， resulting in high project cost and difficult implementation. After the optimization of the scheme， four underpasses were reduced， the investment was saved by about 320 million yuan， and the construction difficulty was greatly reduced.

【Key words】： interchange；scheme optimization；save investment；main line confluence；left confluence

随着我国经济的快速发展，交通量急剧增长。（剩余2952字）