日本深层地下空间利用综述

Use of Deep Underground Space in Japan

本文介绍日本大城市由于可资开发的地面空间严重不足,随同土地价格极高,迫切需要“新国土”(New Frontier)一地表以下50米或更深的深层地下空间开发,地下空间分层次利用的设想以及实施计划的障碍。作为典型的例子说明通户省的方案和民间企业大成建设会社的初步研究。

Due to shortage of surface area for development, the New Frontier (underground space 50m or more below the ground surface) is introduced in Japan. Ideas of utilization of underground space by different depth and obstacles for its realization are presented. Examples are given.