diff --git a/core/lib/Drupal/Core/Routing/RouteSubsriberBase.php b/core/lib/Drupal/Core/Routing/RouteSubsriberBase.php
new file mode 100644
index 0000000..8784013
--- /dev/null
+++ b/core/lib/Drupal/Core/Routing/RouteSubsriberBase.php
@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * @file
+ * Definition of Drupal\Core\Routing\RouteSubsriberBase.
+ */
+
+namespace Drupal\Core\Routing;
+
+use Drupal\Core\Routing\RouteBuildEvent;
+use Drupal\Core\Routing\RoutingEvents;
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+
+/**
+ * Provides a base implementation for RouteSubscriber.
+ */
+abstract class RouteSubscriberBase implements EventSubscriberInterface {
+  
+	abstract public function routes(RouteBuildEvent $event);
+	
+  /**
+   * {@inheritdoc}
+   */
+  public static function getSubscribedEvents() {
+    $events[RoutingEvents::DYNAMIC] = 'routes';
+    return $events;
+  }
+  
+}