diff --git a/ENkDijkstra.h b/ENkDijkstra.h
new file mode 100644
index 0000000..5eea97e
--- /dev/null
+++ b/ENkDijkstra.h
@@ -0,0 +1,42 @@
+//----------------------------------------------------------------------------
+//  EgalTech 2024-2024
+//----------------------------------------------------------------------------
+// File : ENkDijkstra.h      Data : 08.02.24        Versione : 2.6b1
+// Contenuto : Classe per calcolo del percorso a peso minimo su un grafo orientato.
+//
+//
+// Modifiche : 02.02.2024 RE Creazione modulo.
+//
+//
+//----------------------------------------------------------------------------
+
+#pragma once
+
+#include "/EgtDev/Include/EgtNumCollection.h"
+
+//----------------------- Macro per import/export ----------------------------
+#undef ENK_EXPORT
+#if defined( I_AM_ENK)            // da definirsi solo nella DLL
+   #define ENK_EXPORT __declspec( dllexport)
+#else
+   #define ENK_EXPORT __declspec( dllimport)
+#endif
+
+//----------------------------------------------------------------------------
+class __declspec( novtable) IDijkstra
+{
+   public :
+      virtual ~IDijkstra( void) {}
+      virtual bool SetGraph( DBLMATRIX AdjMatrix, int nDestInd = -1) = 0 ;
+      virtual bool GetPath( INTVECTOR& vNodePath) = 0 ;
+
+   public :
+      double DIST_NO_ADJ = 1073741823U ;
+} ;
+
+//-----------------------------------------------------------------------------
+ENK_EXPORT IDijkstra* CreateDijkstra( void) ;
+
+//-----------------------------------------------------------------------------
+// costante per arco non presente
+const double DIST_NO_ADJ = 1073741823U ;