从交通流量、出行目的、空间分布等方面，分析了贵州省高速公路重大节假日的运行特征，探讨了节假日高速公路交通拥堵的原因，提出了几点改善节假日交通环境的建议，从而保障高速公路的畅通运行。%From the traffic volume,traffic aims,and spatial distribution,the paper analyzes the traffic features of expressways in Guizhou on im-portant festivals and holidays,explores the reasons for the congested traffic on the expressways of holidays,and points out some suggestions to im-prove the traffic environment on holidays and festivals,so as to ensure the smooth operation of the expressways.
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