上じょう載さい圧あつ

noun

overburden stress

Technical term in geology and geotechnical engineering for the vertical stress exerted by overlying rock or soil.

• 上じょう載さい圧あつが大おおきいほど、地ち層そうの圧あつ密みつが進すすむ。

  The greater the overburden stress, the more the strata consolidate.