近年来,公路交通事业的发展,带动了所经地区的经济快速发展,交通运输与经济的发展起到了相互支持、相互推动的作用。随着公路的通车里程、车流量和行驶车速的与日俱增,公路交通噪声污染对沿线居民正常生活、工作、学习、休息环境的干扰程度和范围也随之加剧和扩大。公路交通噪 In recent years, the development of highway transportation has driven the rapid economic development in the region under its administration. Transportation and economic development have played a mutual supportive and mutually reinforcing role. Along with the traffic mileage of the highway, traffic volume and driving speed increase day by day, the traffic noise pollution on the highway also exacerbates and expands the extent and range of disturbance to the normal life, work, study and rest environment along the residents. Road traffic noise