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@@ -123,11 +123,20 @@ the crest increases, with a zone reaching 400m long in front of the wave where t
 	\centering
 	\includegraphics{fig/x.pdf}
 	\caption{Propagation of the wave supposed to be responsible for the block displacement; highlighted zone:
-	qualitatively estimated position of the wave.}\label{fig:swash_trans}
+	qualitatively estimated position of the wave crest.}\label{fig:swash_trans}
 \end{figure*}
 
 \subsection{Hydrodynamic conditions on the breakwater}
 
+The two-dimensionnal olaFlow model near the breakwater allowed to compute the flow velocity near and on the breakwater
+during the passage of the identified wave.
+
+\begin{figure*}
+	\centering
+	\includegraphics{fig/U.pdf}
+	\caption{Horizontal velocity computed with the olaFlow model at x=-20m on the breakwater armor}\label{fig:U}
+\end{figure*}
+
 \section{Discussion}
 
 \section{Methods}