绪言关于铁路线路翻浆冒泥的实际状态与防止方法,迄今为止,已由国铁本社及铁道技术研究所做了很多的调查与研究。结果,并由西龟氏弄清楚了不产生翻浆冒泥的土所必要的条件,还提出了各种防止方案,正被付诸实施。但是,关于翻浆冒泥的开始,当然也包括道床碎石被压入粘土层的机理,还有很多不清 INTRODUCTION So far, the State Administration for Railways and the Railway Technology Research Institute have done a lot of investigations and studies on the actual status and prevention methods of the rolling and mudding of railway lines. As a result, Nishiki has clarified the conditions necessary for producing a mud-free soil and put forward various prevention measures and are putting it into effect. However, on the beginning of the dumping mud, of course, including the bed of bedrock is pressed into the clay layer mechanism, there are a lot of unclear