diff --git a/source/hazard/hinert.cpp b/source/hazard/hinert.cpp
new file mode 100644
index 000000000..53668b58e
--- /dev/null
+++ b/source/hazard/hinert.cpp
@@ -0,0 +1,46 @@
+/*=========================================================================
+
+	hinert.cpp
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __HAZARD_HINERT_H__
+#include "hazard\hinert.h"
+#endif
+
+#ifndef __VID_HEADER_
+#include "system\vid.h"
+#endif
+
+#ifndef __LEVEL_LEVEL_H__
+#include "level\level.h"
+#endif
+
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcInertHazard::render()
+{
+	CHazardThing::render();
+
+	if (canRender())
+	{
+		DVECTOR &renderPos=getRenderPos();
+
+		m_modelGfx->Render( renderPos );
+	}
+}
+
+////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+void CNpcInertHazard::collidedWith( CThing *_thisThing )
+{
+	// do not collide
+}
diff --git a/source/hazard/hinert.h b/source/hazard/hinert.h
new file mode 100644
index 000000000..6d46b384a
--- /dev/null
+++ b/source/hazard/hinert.h
@@ -0,0 +1,29 @@
+/*=========================================================================
+
+	hinert.h
+
+	Author:		CRB
+	Created: 
+	Project:	Spongebob
+	Purpose: 
+
+	Copyright (c) 2001 Climax Development Ltd
+
+===========================================================================*/
+
+#ifndef __HAZARD_HINERT_H__
+#define __HAZARD_HINERT_H__
+
+#ifndef __HAZARD_HAZARD_H__
+#include "hazard\hazard.h"
+#endif
+
+class CNpcInertHazard : public CNpcHazard
+{
+public:
+	virtual void		render();
+protected:
+	virtual void		collidedWith(CThing *_thisThing);
+};
+
+#endif
\ No newline at end of file