Computational methodsNovel and widely approved cutting-edge rock scour computational methods Empirical equations (EMP) Erodibility Index Method (EIM, Annandale 2006) Dynamic Pressure Method (DP, based on Maleki & Fiorotto 2019)) Dynamic Impulsion Method (DI, Bollaert & Schleiss 2003) Quasi-Steady Impulsion method (QSI, Bollaert 2012) Comprehensive Fracture Mechanics (CFM, Bollaert & Schleiss 2003) Modified Dynamic Impulsion method (MDI, Bollaert 2021) Modified Quasi-Steady Impulsion method (MQSI, Bollaert 2021)