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湖南省新化至溆浦高速公路是我省“五纵七横”高速公路网中娄底至怀化高速公路的西段,主线全长92公里,采用双向四车道高速公路标准修建,全线桥隧占路线总长比重为
Hunan Province, Xupu Xupu Expressway is the western section of Loudi-Huaihua Expressway in our province with a total length of 92 km and a bidirectional four-lane expressway standard. Tunnel total length of the route accounted for