1. Technical Committee on Geotechnical Aspects of Dikes and Levees (2022) Failure paths for levees. In: SIMSG ISSMGE, pp 9–17
2. Japan Institute of Country-ology and Engineering (2012) Guideline for structural investigation of river levees (in Japanese), pp 42–70
3. Ryota A, Ryohei I, Noriyuki Y, Alowaisy A, Takahiro S, Masatugu U (2021) Novel sheet type sensor for measuring water content and its utilization in soil embankments. In: The 14th JGS symposium on environmental geotechnics, pp 385–391
4. Japan Institute of Country-ology and Engineering (2009) Investigation of river levees manual for river earthworks (In Japanese), p 75
5. Alowaisy A, Yasufuku N, Ishikura R, Hatakeyama M, Kyono S (2020) Continuous pressurization method for a rapid determination of the soil water characteristics curve for remolded and undisturbed cohesionless soils. Soils Found 60(3):634–647