现代化大城市、工业中心的迅速发展,提出一系列防震抗震的新问题。1964年6月16日日本新潟沿海发生7.5级地震,百万人口的工业城市新潟,公用设施严重破坏,水管、煤气管道大多数损坏,电站、配电所倒塌,铁路、公路变形,两座大桥断落江中。因地基液化,楼房整栋整栋地倾倒。日本石油公司新潟炼油厂半数油罐破坏,约七百万升原油流满地面;昭和石油公司新潟炼油厂油库起火,大火延烧了半个月,近百座油罐和三百户民房化为灰烬。海浪浸袭也很严重,码头设施和港内外船舶均遭毁坏。过去很多人认为新潟不会发生大地震,这一意外 Modern metropolis, the rapid development of industrial centers, put forward a series of new problems of earthquake and seismic. On June 16, 1964, a 7.5-magnitude earthquake struck the coast of Niigata, Japan. Niigata, an industrial city with a population of one million, suffered serious damage to public facilities, water pipes and gas pipelines. Most of the pipes and power plants collapsed, and railways and highways deformed. Two bridges Broken down in the river. Due to liquefaction of the foundation, the whole building is dumped in its entirety. Approximately seven million liters of crude oil flowed over the surface of the oil tanker at the Nippon Oil Refinery. About half of the oil tanks and 300 houses were destroyed by Asahi Oil Refinery depot fire, fire broke out for half a month, . The waves were also heavily affected by soaring of the waves. The facilities of the pier and the ships inside and outside the port were destroyed. In the past many people think that there will not be a big earthquake in Niigata, this accident