公安县位于湖北省南部边区，北依长江、南邻湖南澧县，207国道由北向南纵贯而过，水陆交通比较发达，养路费和其他公路规费征收历年来都呈上升趋势，平均年增速8％左右，特别是九五、九六两年，年递增达到12％以上，但是近两年来却逐年滑坡，县征稽所组成专班，查找滑坡原因， Public Security County is located in the southern border of Hubei Province, north of the Yangtze River, south of Hunan Pixian, State Road 207 runs from north to south, more developed land and sea traffic, road maintenance fees and other road tolls have been rising over the years, the average year The growth rate is about 8%, especially in 1995 and 1996, with an annual increase of more than 12%. However, in the past two years, it has been declining year by year. County Zhengji has formed a special class to find out the reasons for the landslide.