flimsy groundとは 意味・読み方・使い方

To obtain a roadbed material and a roadbed structure excellent in strength and water permeability, less liable to cause mud pumping phenomenon, easy to apply and comparatively low in construction cost and material cost even in a tunnel having flimsy ground and a high groundwater level through which a high load train or truck passes or even in roadbed liable to a heavy rain and having a high groundwater level at the outside of a tunnel.例文帳に追加

荷重の大きな列車やトラックの通過する地盤が弱く地下水位の高いトンネル内、又は、大雨の降る可能性があり、しかも、地下水位の高いトンネル外の路盤において、噴泥現象が発生しにくく、施工が容易で、しかも工事費、材料費が割安となる強度と透水性に優れた路盤材及び路盤構造を提供する。 - 特許庁