diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/data/map/Routing.java b/src/main/java/club/joylink/rtss/simulation/cbtc/data/map/Routing.java
index 2cdc552b6..7c97fab6e 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/data/map/Routing.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/data/map/Routing.java
@@ -8,6 +8,7 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * 交路（从一个车站的可折返区段到另一个车站的可折返区段,途经的所有可停车区段列表）
@@ -69,6 +70,6 @@ public class Routing {
             }
             list.add(endSection);
         }
-        return list;
+        return list.stream().distinct().collect(Collectors.toList());
     }
 }