LABORATORY TESTS FOR CHARACTERIZATION OF ROAD EMBANKMENT LAYERS THROUGH BLENDED SAND/GRAVEL MIX PROPORTIONS MATERIALS. The Tanzania Engineer - Journal of the Institution of Engineers Tanzania, [S. l.], v. 20, n. 2, p. 30–44, 2025. Disponível em: https://iet-journal.or.tz/index.php/ttejiet/article/view/17. Acesso em: 28 may. 2026.