diff --git a/CMakeLists.txt b/CMakeLists.txt
index c6e91aeed99bd26e9caa70833a6dcbf430782316..a52c9369e286deba6ab5d81de57c63d4237f1887 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -227,6 +227,7 @@ set (   source_files
   routing/cognitive_map/sensor/SmokeSensor.cpp
   routing/cognitive_map/fire_mesh/FireMesh.cpp
   routing/cognitive_map/fire_mesh/Knot.cpp
+  routing/cognitive_map/fire_mesh/FireMeshStorage.cpp
 
   poly2tri/common/shapes.cpp
   poly2tri/sweep/sweep_context.cpp
@@ -266,6 +267,9 @@ set (   header_files
   routing/cognitive_map/sensor/JamSensor.h
   routing/cognitive_map/sensor/LastDestinationsSensor.h
   routing/cognitive_map/sensor/SmokeSensor.h
+  routing/cognitive_map/fire_mesh/FireMesh.h
+  routing/cognitive_map/fire_mesh/Knot.h
+  routing/cognitive_map/fire_mesh/FireMeshStorage.h
 
   pedestrian/Pedestrian.h
   pedestrian/PedDistributor.h
diff --git a/routing/CognitiveMapRouter.cpp b/routing/CognitiveMapRouter.cpp
index 395d5eb01742145f6095f4cafe687dd8fad9a9be..4086f20fd257ca2a212d49608d8296ca13cd84dd 100644
--- a/routing/CognitiveMapRouter.cpp
+++ b/routing/CognitiveMapRouter.cpp
@@ -86,7 +86,7 @@ int CognitiveMapRouter::FindExit(Pedestrian * p)
 
 
     }
-    if (std::fmod(p->GetGlobalTime(),1)==0)
+    if (std::fmod(p->GetGlobalTime(),10)==0)
     {
         sensor_manager->execute(p, SensorManager::PERIODIC);
         //std::cout << p->GetGlobalTime() << std::endl;
diff --git a/routing/cognitive_map/fire_mesh/FireMeshStorage.cpp b/routing/cognitive_map/fire_mesh/FireMeshStorage.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..00c5f6c50b7ddc5391f2cc5943dd4871998c468d
--- /dev/null
+++ b/routing/cognitive_map/fire_mesh/FireMeshStorage.cpp
@@ -0,0 +1,61 @@
+#include "FireMeshStorage.h"
+
+FireMeshStorage::FireMeshStorage(const Building * const b, const std::string &filepath, const double &updateintervall, const double &finalTime)
+{
+    _building=b;
+    _filepath=filepath;
+
+    CreateTimeList(updateintervall,finalTime);
+    IdentifyDoors();
+    CreateFireMeshes();
+}
+
+FireMeshStorage::~FireMeshStorage()
+{
+
+}
+
+void FireMeshStorage::CreateTimeList(const double &updateIntervall, const double &finalTime, const double &startTime)
+{
+    //fulfill list with times when new Mesh should be used
+    double i=0;
+    while (i<=finalTime)
+    {
+        _timelist.push_back(i);
+        i+=updateIntervall;
+    }
+}
+
+void FireMeshStorage::IdentifyDoors()
+{
+    const std::map<int,std::unique_ptr<Door>> doors = _building->GetAllRooms();
+    for (auto it=doors.begin(); it!= doors.end(); ++it)
+    {
+        _doors.push_back(it.second);
+    }
+
+}
+
+void FireMeshStorage::CreateFireMeshes()
+{
+    for (auto &door:_doors)
+    {
+        for (auto &i:_timelist)
+        {
+            std::string filename = _filepath + "/Door_X_" + std::to_string(door->GetCentre().GetX())
+                      + "_Y_" + std::to_string(door->GetCentre().GetY()) + "/t_"+std::to_string(i)+".csv";
+            FireMesh mesh(filename);
+            _fMContainer.emplace(std::make_pair(door->GetCentre(),i),mesh);
+
+        }
+
+
+    }
+
+}
+
+const FireMesh &FireMeshStorage::get_FireMesh(const Point &doorCentre, const double &simTime)
+{
+    return _fMContainer.at(std::make_pair(doorCentre,simTime));
+}
+
diff --git a/routing/cognitive_map/fire_mesh/FireMeshStorage.h b/routing/cognitive_map/fire_mesh/FireMeshStorage.h
new file mode 100644
index 0000000000000000000000000000000000000000..4e2e1ab9a982cbb42cbd3287225533c0fa27cafb
--- /dev/null
+++ b/routing/cognitive_map/fire_mesh/FireMeshStorage.h
@@ -0,0 +1,32 @@
+#ifndef FIREMESHSTORAGE_H
+#define FIREMESHSTORAGE_H
+
+#include <unordered_map>
+#include "FireMesh.h"
+#include "../../../geometry/Building.h"
+
+
+// Container to store all fireMeshs. Sorted first by coordinates of the corresponding door, secondly by simulation's global time
+using fireMeshContainer = std::unordered_map<std::pair<Point,double>,FireMesh>;
+
+class FireMeshStorage
+{
+public:
+    FireMeshStorage(const Building * const b, const std::string &filepath, const double &updateintervall, const double &finalTime);
+    ~FireMeshStorage();
+    void CreateTimeList(const double &updateIntervall, const double &finalTime, const double &startTime=0);
+    void IdentifyDoors();
+    void CreateFireMeshes();
+    const FireMesh& get_FireMesh(const Point &doorCentre, const double &simTime);
+
+private:
+    Building *_building;
+    fireMeshContainer _fMContainer;
+    std::string _filepath;
+    std::vector<double> _timelist;
+    std::vector<Door> _doors;
+
+
+};
+
+#endif // FIREMESHSTORAGE_H
diff --git a/routing/cognitive_map/navigation_graph/GraphEdge.cpp b/routing/cognitive_map/navigation_graph/GraphEdge.cpp
index e6f8e10b0b7a6cb98ae4f235444a9c93df196a62..9f4dd41cd2ced945ef8c650c626242b5f96a74f9 100644
--- a/routing/cognitive_map/navigation_graph/GraphEdge.cpp
+++ b/routing/cognitive_map/navigation_graph/GraphEdge.cpp
@@ -153,32 +153,32 @@ const Crossing * GraphEdge::GetCrossing() const
     return _crossing;
 }
 
-const FireMesh &GraphEdge::GetFireMesh() const
-{
-    return _fireMesh;
-}
+//const FireMesh *GraphEdge::GetFireMesh() const
+//{
+//    return _fireMesh;
+//}
 
-void GraphEdge::SetUpFireMesh()
-{
+//void GraphEdge::SetUpFireMesh()
+//{
 
-     //TODO: read this prefix from the ini file
-     // std::string filename = "D:/workspace/JuPedSim/jpscore/inputfiles/cognitive_map";
-     std::string prefix = "D:/workspace/JPS/JPScore/inputfiles/cognitive_map";
+//     //TODO: read this prefix from the ini file
+//     // std::string filename = "D:/workspace/JuPedSim/jpscore/inputfiles/cognitive_map";
+//     std::string prefix = "D:/workspace/JPS/JPScore/inputfiles/cognitive_map";
 
 
-     std::string filename = prefix + "/Door_X_" + std::to_string(_crossing->GetCentre().GetX())
-               + "_Y_" + std::to_string(_crossing->GetCentre().GetY()) + ".csv";
-     _fireMesh.SetKnotValuesFromFile(filename);
-}
+//     std::string filename = prefix + "/Door_X_" + std::to_string(_crossing->GetCentre().GetX())
+//               + "_Y_" + std::to_string(_crossing->GetCentre().GetY()) + ".csv";
+//     _fireMesh.SetKnotValuesFromFile(filename);
+//}
 
-double GraphEdge::GetSmokeFactor(const Point &pointPed) const
-{   //std::cout << pointPed.GetX() << " " << pointPed.GetY() << std::endl;
-    if (_fireMesh.statusMesh()==true)
-        return _fireMesh.GetKnotValue(pointPed.GetX(),pointPed.GetY());
-    else
-        return 1.0;
+//double GraphEdge::GetSmokeFactor(const Point &pointPed) const
+//{   //std::cout << pointPed.GetX() << " " << pointPed.GetY() << std::endl;
+//    if (_fireMesh.statusMesh()==true)
+//        return _fireMesh.GetKnotValue(pointPed.GetX(),pointPed.GetY());
+//    else
+//        return 1.0;
 
-}
+//}
 
 bool GraphEdge::IsExit() const
 {
diff --git a/routing/cognitive_map/navigation_graph/GraphEdge.h b/routing/cognitive_map/navigation_graph/GraphEdge.h
index 3937c16d41a88fa7bf37a6a83203f2d9be4ba161..1219ccf40b565e44eb453264896be158e9bfa8a7 100644
--- a/routing/cognitive_map/navigation_graph/GraphEdge.h
+++ b/routing/cognitive_map/navigation_graph/GraphEdge.h
@@ -63,10 +63,10 @@ public:
      const Crossing * GetCrossing() const;
 
      ///FireMesh
-     const FireMesh& GetFireMesh() const;
-     void SetUpFireMesh();
+     //const FireMesh * GetFireMesh() const;
+     //void SetUpFireMesh();
 
-     double GetSmokeFactor(const Point &pointPed) const;
+     //double GetSmokeFactor(const Point &pointPed) const;
      double GetApproximateDistance() const;
      double GetApproximateDistance(const Point &) const;
      void SetFactor(double factor, std::string name);
@@ -80,7 +80,7 @@ private:
      const GraphVertex  * const _src;
      const GraphVertex  * const _dest;
      const Crossing  * const _crossing;
-     FireMesh _fireMesh;
+     //FireMesh * _fireMesh;
 
      /**
       * Factor Bag
diff --git a/routing/cognitive_map/sensor/SmokeSensor.cpp b/routing/cognitive_map/sensor/SmokeSensor.cpp
index 8cffcf353db3923c40895145b3a4e4cb8d563d37..4012de8b185b93aa31612ad587f150fd69a3e3f7 100644
--- a/routing/cognitive_map/sensor/SmokeSensor.cpp
+++ b/routing/cognitive_map/sensor/SmokeSensor.cpp
@@ -12,8 +12,15 @@
 #include "../../../pedestrian/Pedestrian.h"
 #include "../../../geometry/SubRoom.h"
 #include "../fire_mesh/FireMesh.h"
+#include "../fire_mesh/FireMeshStorage.h"
 #include <set>
 
+SmokeSensor::SmokeSensor(const Building *b, const &filepath, const &updateintervall, const &finalTime) : AbstractSensor(b)
+{
+
+    _FMStorage= new FireMeshStorage(b,filepath,updateintervall,finalTime);
+}
+
 SmokeSensor::~SmokeSensor()
 {
 }
@@ -68,4 +75,16 @@ void SmokeSensor::execute(const Pedestrian * pedestrian, CognitiveMap * cognitiv
 
 }
 
+void SmokeSensor::set_FMStorage(const&fmStorage)
+{
+    _FMStorage=fmStorage;
+
+}
+
+const FireMeshStorage *SmokeSensor::get_FMStorage()
+{
+    return _FMStorage;
+
+}
+
 
diff --git a/routing/cognitive_map/sensor/SmokeSensor.h b/routing/cognitive_map/sensor/SmokeSensor.h
index 6850dfef16cf36c68edea807adb3aae4065d8054..4e12bf255f076253ac5ae34da35531ec5bc03f65 100644
--- a/routing/cognitive_map/sensor/SmokeSensor.h
+++ b/routing/cognitive_map/sensor/SmokeSensor.h
@@ -12,21 +12,26 @@
 #include "AbstractSensor.h"
 
 class Point;
+class FireMeshStorage;
 
 class SmokeSensor : public AbstractSensor
 {
 
 public:
-    SmokeSensor(const Building * b) : AbstractSensor(b) { }
+    SmokeSensor(const Building * b, const&filepath, const&updateintervall, const&finalTime);
 
     virtual ~SmokeSensor();
 
     std::string GetName() const;
     void execute(const Pedestrian *, CognitiveMap *) const;
 
+    void set_FMStorage(const &fmStorage);
+    const FireMeshStorage* get_FMStorage();
+
 
 private:
 
+    std::shared_ptr<FireMeshStorage> _FMStorage;
 };
 
 #endif // SMOKESENSOR_H