海南省环岛高速公路工程,按全幅4车道、沥青路面、路面宽24.5米设计,由东线和西线高速公路组成。东线高速公路位于国家公路网“两纵两横”主干线黑龙江至海南三亚的最南端,是规划在3300年以前建成的国家公路重点建设项目。由项目法人海南高速公路股份有限公司负责建设,工程分左右幅分期实施。右幅高速公路全长约250公里,于1990年2月正式动工建设,1995年12月全线建成通车。左幅扩建工程,第一期修建府城——琼海段(86.15公里),工程于1997年1月31日正式开工,1998年3月8日竣工,3月26日正式通车运 Hainan Island around the island highway project, according to the full 4 lane, asphalt pavement, pavement width of 24.5 meters designed by the East and West Expressway composition. Eastern Expressway is located on the national highway network “two vertical and two horizontal” "the main line of Heilongjiang to Sanya, Hainan’s southernmost point, is planned to be built by 3300 years before the national highway key construction projects. The project legal person, Hainan Expressway Co., Ltd. shall be responsible for the construction. The project shall be implemented in stages and by stages. The right-width highway is about 250 kilometers in length and was formally started construction in February 1990. The whole line was opened to traffic in December 1995. The left-wing expansion project, the first phase of the construction of Fucheng - Qionghai section (86.15 km), the project was officially started on January 31, 1997, completed on March 8, 1998, March 26 officially opened to traffic