diff --git a/src/game/server/swarm/asw_door.cpp b/src/game/server/swarm/asw_door.cpp
index 414de2ab4..a69eccd7b 100644
--- a/src/game/server/swarm/asw_door.cpp
+++ b/src/game/server/swarm/asw_door.cpp
@@ -605,6 +605,13 @@ bool CASW_Door::CheckDoorClear()
 		return false;
 	}
 
+	// dont try to close when an entity is standing inside any trigger_asw_door_area's that would make the door open
+	FOR_EACH_VEC( m_AttachedDoorAreas, i )
+	{
+		if ( m_AttachedDoorAreas[i]->GetNumTouching() != 0 )
+			return false;
+	}
+
 	if ( g_debug_doors.GetBool() )
 	{
 		NDebugOverlay::Box( vecClosed, m_vecBoundsMin, m_vecBoundsMax, 0, 255, 0, true, 10.0f );
diff --git a/src/game/server/swarm/asw_door.h b/src/game/server/swarm/asw_door.h
index ee220e904..7f7ddddd1 100644
--- a/src/game/server/swarm/asw_door.h
+++ b/src/game/server/swarm/asw_door.h
@@ -3,6 +3,7 @@
 
 #include "entityblocker.h"
 #include "BasePropDoor.h"
+#include "asw_door_area.h"
 #include "asw_shareddefs.h"
 
 class CASW_Player;
@@ -152,6 +153,8 @@ class CASW_Door : public CBasePropDoor
 
 	void UpdateDoorHealthOnMissionStart( int iDifficulty );
 
+	CUtlVector<CASW_Door_Area *> m_AttachedDoorAreas;
+
 private:
 
 	float m_fLastFullyWeldedSound;
diff --git a/src/game/server/swarm/asw_door_area.cpp b/src/game/server/swarm/asw_door_area.cpp
index 1d165b5e2..1e3ecfefa 100644
--- a/src/game/server/swarm/asw_door_area.cpp
+++ b/src/game/server/swarm/asw_door_area.cpp
@@ -28,6 +28,26 @@ CASW_Door_Area::CASW_Door_Area()
 	m_fNextCutCheck = 0;
 }
 
+CASW_Door_Area::~CASW_Door_Area()
+{
+	CASW_Door *pDoor = GetDoor();
+	if ( pDoor )
+	{
+		pDoor->m_AttachedDoorAreas.FindAndRemove( this );
+	}
+}
+
+void CASW_Door_Area::Spawn( void )
+{
+	BaseClass::Spawn();
+	
+	CASW_Door *pDoor = GetDoor();
+	if ( pDoor )
+	{
+		pDoor->m_AttachedDoorAreas.AddToTail( this );
+	}
+}
+
 bool CASW_Door_Area::HasWelder( CASW_Marine *pMarine )
 {
 	CASW_Weapon *pExtra = pMarine->GetASWWeapon( ASW_INVENTORY_SLOT_EXTRA );
diff --git a/src/game/server/swarm/asw_door_area.h b/src/game/server/swarm/asw_door_area.h
index ce120dd79..cfd60e263 100644
--- a/src/game/server/swarm/asw_door_area.h
+++ b/src/game/server/swarm/asw_door_area.h
@@ -10,6 +10,9 @@ class CASW_Door_Area : public CASW_Use_Area
 	DECLARE_CLASS( CASW_Door_Area, CASW_Use_Area );
 public:
 	CASW_Door_Area();
+	~CASW_Door_Area();
+
+	virtual void Spawn( void );
 	virtual void ActivateMultiTrigger( CBaseEntity *pActivator );
 
 	bool HasWelder( CASW_Marine *pMarine );
diff --git a/src/game/server/triggers.cpp b/src/game/server/triggers.cpp
index 4e3c816bd..e4bbc37bb 100644
--- a/src/game/server/triggers.cpp
+++ b/src/game/server/triggers.cpp
@@ -139,7 +139,7 @@ BEGIN_ENT_SCRIPTDESC( CBaseTrigger, CBaseEntity, "Server-side trigger" )
 	DEFINE_SCRIPTFUNC( Disable, "Disable the trigger" )
 	DEFINE_SCRIPTFUNC( Enable, "Enable the trigger" )
 	DEFINE_SCRIPTFUNC_NAMED( ScriptIsTouching, "IsTouching", "Checks whether the passed entity is touching the trigger." )
-	DEFINE_SCRIPTFUNC_NAMED( ScriptGetNumTouching, "GetNumTouching", "Gets the number of entities currently touching the trigger." )
+	DEFINE_SCRIPTFUNC( GetNumTouching, "Gets the number of entities currently touching the trigger." )
 	DEFINE_SCRIPTFUNC_NAMED( ScriptGetTouching, "GetTouching", "Gets the i'th entity currently touching the trigger." )
 END_SCRIPTDESC();
 
@@ -566,7 +566,7 @@ bool CBaseTrigger::ScriptIsTouching( HSCRIPT entity )
 	return IsTouching( pOther );
 }
 
-int CBaseTrigger::ScriptGetNumTouching()
+int CBaseTrigger::GetNumTouching()
 {
 	return m_hTouchingEntities.Count();
 }
diff --git a/src/game/server/triggers.h b/src/game/server/triggers.h
index 89df0529e..8e25ebcff 100644
--- a/src/game/server/triggers.h
+++ b/src/game/server/triggers.h
@@ -58,7 +58,7 @@ class CBaseTrigger : public CBaseToggle
 
 	bool IsTouching( CBaseEntity *pOther );
 	bool ScriptIsTouching( HSCRIPT entity );
-	int ScriptGetNumTouching();
+	int GetNumTouching();
 	HSCRIPT ScriptGetTouching( int i );
 
 	CBaseEntity *GetTouchedEntityOfType( const char *sClassName );