Effect of the Sheet Piles on Seepage Under the Earth Dam at Various Reservoir Water Levels. Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 31, n. 2, p. 69–78, 2026. DOI: 10.33899/arej.v31i2.63541. Disponível em: https://rengj.uomosul.edu.iq/index.php/rengj/article/view/63541. Acesso em: 27 jun. 2026.