Structural mitigation measures for flood reduction in urban area: A case study of Ciliwung watershedRizki Maulana Fadillah, Hafizh Tsaqib, Aryanti Karlina Nurendyastuti, Miftahul Jannah and Rian Mantasa Salve PrasticaE3S Web Conf., 200 (2020) 01004DOI: https://doi.org/10.1051/e3sconf/202020001004