diff --git a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
index 3cce7cf..6419d63 100644
--- a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
+++ b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
@@ -213,11 +213,13 @@ public class Path {
      * Compute the length of this path (in meters).
      *
      * @return Total length of the path (in meters).
-     * @deprecated Need to be implemented.
      */
     public float getLength() {
-        // TODO:
-        return 0;
+        float tailleChemin = 0.0f;
+        for (Arc arc : this.arcs){
+            tailleChemin += arc.getLength();
+        }
+        return tailleChemin;
     }
 
     /**