diff --git a/src/main/java/fr/u_paris/gla/project/idfm/CSVSchedulesProvider.java b/src/main/java/fr/u_paris/gla/project/idfm/CSVSchedulesProvider.java
index 52835d3..4f993ce 100644
--- a/src/main/java/fr/u_paris/gla/project/idfm/CSVSchedulesProvider.java
+++ b/src/main/java/fr/u_paris/gla/project/idfm/CSVSchedulesProvider.java
@@ -21,6 +21,8 @@ public class CSVSchedulesProvider {
         put("Subway", new int[]{4, 2, 6,3,3,4});
     }};
 
+    
+
     // Time between 2 passages for the transports with a new type we don't know yet
     private static int DEFAULT_TIMING = 6;
     private static final NumberFormat MINUTES_SECOND_FORMATTER = NumberFormat
diff --git a/src/main/java/fr/u_paris/gla/project/idfm/CSVStreamProvider.java b/src/main/java/fr/u_paris/gla/project/idfm/CSVStreamProvider.java
index d09754f..5163011 100644
--- a/src/main/java/fr/u_paris/gla/project/idfm/CSVStreamProvider.java
+++ b/src/main/java/fr/u_paris/gla/project/idfm/CSVStreamProvider.java
@@ -23,6 +23,23 @@ import fr.u_paris.gla.project.utils.GPS;
  * CSV Stream Provider class
  */
 public final class CSVStreamProvider {
+
+    private static final HashMap<String, Double> two_acceleration_distance_by_type = new HashMap<String, Double>(){{
+        put("Bus", 0.1);
+        put("Funicular", 0.1);
+        put("Tram", 0.1);
+        put("Rail", 0.2);
+        put("Subway", 0.1);
+    }};
+
+    private static final HashMap<String, Double> max_speed_by_type = new HashMap<String, Double>(){{
+        put("Bus", 10.0);
+        put("Funicular", 5.0);
+        put("Tram", 20.0);
+        put("Rail", 50.0);
+        put("Subway", 30.0);
+    }};
+
     /**
      * Formatter from numbers into GPS Coordinates
      */
@@ -201,7 +218,7 @@ public final class CSVStreamProvider {
         this.line[NetworkFormat.DISTANCE_INDEX] = NumberFormat.getInstance(Locale.ENGLISH)
                 .format(distance);
         this.line[NetworkFormat.DURATION_INDEX] = formatTime(
-                (long) Math.ceil(distanceToTime(distance) * SECONDS_IN_HOURS));
+                (long) Math.ceil(distanceToTime(distance,this.traceType) * SECONDS_IN_HOURS));
         int bifurcation = this.lineSegments.get(this.start).size() - 1;
         this.line[NetworkFormat.VARIANT_INDEX] = Integer
                 .toString(bifurcation);
@@ -231,6 +248,18 @@ public final class CSVStreamProvider {
                 MINUTES_SECOND_FORMATTER.format(time / SECONDS_IN_MINUTES), MINUTES_SECOND_FORMATTER.format(time % SECONDS_IN_MINUTES));
     }
 
+    // /** A tool method to give a delay to go through a certain distance.
+    //  * <p>
+    //  * This is a model with an linear acceleration and deceleration periods and a
+    //  * constant speed in between.
+    //  *
+    //  * @param distance the distance (in km)
+    //  * @return the duration of the trip (in hours) */
+    // private static double distanceToTime(double distance) {
+    //     return Math.max(0, distance - TWO_ACCELERATION_DISTANCE) / MAX_SPEED
+    //             + Math.pow(Math.min(distance, TWO_ACCELERATION_DISTANCE) / MAX_SPEED, 2);
+    // }
+
     /** A tool method to give a delay to go through a certain distance.
      * <p>
      * This is a model with an linear acceleration and deceleration periods and a
@@ -238,9 +267,11 @@ public final class CSVStreamProvider {
      *
      * @param distance the distance (in km)
      * @return the duration of the trip (in hours) */
-    private static double distanceToTime(double distance) {
-        return Math.max(0, distance - TWO_ACCELERATION_DISTANCE) / MAX_SPEED
-                + Math.pow(Math.min(distance, TWO_ACCELERATION_DISTANCE) / MAX_SPEED, 2);
+    private static double distanceToTime(double distance, String type) {
+        Double max_speed = max_speed_by_type.get(type);
+        Double two_acc_distance = two_acceleration_distance_by_type.get(type);
+        return Math.max(0, distance - two_acc_distance) / max_speed
+                + Math.pow(Math.min(distance, two_acc_distance) / max_speed, 2);
     }
 
     private void fillTransports(int bif) {
diff --git a/src/main/java/fr/u_paris/gla/project/idfm/IDFMNetworkExtractor.java b/src/main/java/fr/u_paris/gla/project/idfm/IDFMNetworkExtractor.java
index 2e4db84..e323f42 100644
--- a/src/main/java/fr/u_paris/gla/project/idfm/IDFMNetworkExtractor.java
+++ b/src/main/java/fr/u_paris/gla/project/idfm/IDFMNetworkExtractor.java
@@ -245,7 +245,7 @@ public class IDFMNetworkExtractor {
         }
     }
 
-    public static void builFiles() {
+    public static void buildFiles() {
 
         if (checkFileExistence("./"+HOURS_FILE_NAME) && checkFileExistence("./"+TRACE_FILE_NAME)) {
             LOGGER.severe("Files already exists.");
diff --git a/src/main/java/fr/u_paris/gla/project/itinerary/ItineraryCalculator.java b/src/main/java/fr/u_paris/gla/project/itinerary/ItineraryCalculator.java
index d272b77..666dbf3 100644
--- a/src/main/java/fr/u_paris/gla/project/itinerary/ItineraryCalculator.java
+++ b/src/main/java/fr/u_paris/gla/project/itinerary/ItineraryCalculator.java
@@ -209,7 +209,7 @@ public class ItineraryCalculator {
             LOGGER.severe("Invalid command line. Target file names are in the main file for now.");
             return;
         }
-        //IDFMNetworkExtractor.builFiles();
+        IDFMNetworkExtractor.buildFiles();
 
         try {
             HashSet<Stop> nodes = new HashSet<>();
@@ -244,7 +244,7 @@ public class ItineraryCalculator {
             //System.out.println(graph.getConnections(porteivry));
             Finder finder = new Finder(graph);
 
-            List<Path> res = finder.findPath(porteivry, chatelet, 43200);
+            List<Path> res = finder.findPath(chatelet, garenord, 43200);
             for (Path element : res) {
                 System.out.println(element.getCurrentStop());
             }