减噪措施高架道路施工程实例分析

沈  立

（上海兰德公路工程咨询设计有限公司）

摘要：本文首先介绍了交通噪声对周围居民和单位的生活工作产生巨大的影响，然后对道路降噪的常用方法进行了介绍，最后用外环线的降噪利用两个工程实例进行了分析研究。

关键词：噪音污染；减噪；声屏障；绿化

Case Study of reducing traffic noise from the overhead road

SHEN Li

Abstract：This paper introduced the adverse influence of traffic noise pollution on people’s daily living and working., and then represent some different ways to reduce the noise. At last,the effect of nosie-reducing approached was analyzed through two engineering cases in outer circle freeway.

Key words: noise pollution, noise-reducing, sound barrier, greening