山东省 1 1990年全省交通完成情况 1.1 全省公路通车里程40500公里,公路密度26.3公里/百平方公里,一级公路670公里、二级路6000公里。1990年完成烟青一级公路187公里 1.2 改造工程完成计划投资4.15亿元。大修工程及专项工程完成投资1.28亿元。 1.3 全省公路综合好路率达75％,其中国道达90.7％,省道达81.3％。 1.4 新技术推广应用完成项目 Shandong Province 1 1990 Traffic Accomplishments in the Province 1.1 The mileage of the highway in the province is 40,500 km, the highway density is 26.3 km / 100 km 2, the first grade highway is 670 km and the second grade is 6,000 km. In 1990, 187 kilometers of Yanqing Grade I Highway was completed 1.2 Reconstruction Project Completed Planned investment of 415 million yuan. Overhaul and special projects completed an investment of 128 million yuan. 1.3 The province’s highway comprehensive good road rate of 75%, of which 90.7% of China’s Road, 81.3% of the provincial highway. 1.4 new technologies to promote the completion of the project