diff --git a/src/UE21_290425_Bruecke/Car.java b/src/UE21_290425_Bruecke/Car.java
new file mode 100644
index 0000000..246de0e
--- /dev/null
+++ b/src/UE21_290425_Bruecke/Car.java
@@ -0,0 +1,5 @@
+package UE21_290425_Bruecke;
+
+public class Car {
+
+}
diff --git a/src/UE21_290425_Bruecke/Generator.java b/src/UE21_290425_Bruecke/Generator.java
new file mode 100644
index 0000000..4b11bba
--- /dev/null
+++ b/src/UE21_290425_Bruecke/Generator.java
@@ -0,0 +1,8 @@
+package UE21_290425_Bruecke;
+
+public class Generator {
+    public static void main(String[] args) {
+        Guard guard = new Guard();
+
+    }
+}
diff --git a/src/UE21_290425_Bruecke/Guard.java b/src/UE21_290425_Bruecke/Guard.java
new file mode 100644
index 0000000..f350cd3
--- /dev/null
+++ b/src/UE21_290425_Bruecke/Guard.java
@@ -0,0 +1,32 @@
+package UE21_290425_Bruecke;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class Guard {
+    private static final List<Car> waitingCars = new ArrayList<>();
+    private static final Set<Integer> waitingTimes = new HashSet<>();
+    private static int carsOnBridge = 0;
+
+    public static void arriving(Car car) {
+        waitingCars.add(car);
+    }
+
+    public static void leaving() {
+        carsOnBridge--;
+    }
+
+    public void crossing(Car car) throws InterruptedException {
+        carsOnBridge++;
+        waitingCars.remove(car);
+        Thread.sleep(50_000);
+        leaving();
+    }
+
+    @Override
+    public String toString() {
+        return "Statistics:\n" + "waiting: " + waitingCars + "waitingTimes: " + waitingTimes + "carsOnBridge: " + carsOnBridge;
+    }
+}
diff --git a/src/UE21_290425_Bruecke/SEW3 UE21 Bruecke.pdf b/src/UE21_290425_Bruecke/SEW3 UE21 Bruecke.pdf
new file mode 100644
index 0000000..5dc724a
Binary files /dev/null and b/src/UE21_290425_Bruecke/SEW3 UE21 Bruecke.pdf differ