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日本友人工藤忠夫博士于1979年9月初来访,除在座谈会上对有关道路方面问题进行座谈交流外,回国后并对某些问题的解答写成书面材料寄来,现将已收到的译出。问题一,关于日本高速公路的调查设计方法1.调查设计的流程:①概略设计(1/5万);②选定路线(1/5千);③道路初步设计(1/千);④道路施工设计(1/千及实测)。括号内为使用航空照片的比例尺。在日本,计划阶段由国家建设省担当,实施阶段由道路公团担当。
Japanese friend Kato Tomotako visited Japan in early September 1979. In addition to conducting informal discussions on the road issues during the symposium, after returning home and sending written answers to some of the questions, we now have already received the translations . Question 1. Survey and Design Method for the Japanese Expressway 1. Investigation and Design Process: ① Sketch Design (1/5 million); ② Selected Route (1/5 thousand); ③ Preliminary Design of Road (1/1000); ④ Road construction design (1/1000 and measured). Brackets for the use of aerial photos scale. In Japan, the planning phase is to be undertaken by the Ministry of Construction and the Road Corps during the implementation phase.