diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/painters/RegularPainter.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/painters/RegularPainter.java
index 026509e1a..a9192a255 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/painters/RegularPainter.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/painters/RegularPainter.java
@@ -390,31 +390,47 @@ public abstract class RegularPainter extends Painter {
 		
 		//no more than one trap every 5 valid tiles.
 		nTraps = Math.min(nTraps, validCells.size()/5);
-		
-		for (int i = 0; i < nTraps; i++) {
-			
-			Integer trapPos = Random.element(validCells);
-			validCells.remove(trapPos); //removes the integer object, not at the index
-			
-			Trap trap = Reflection.newInstance(trapClasses[Random.chances( trapChances )]).hide();
+
+		//for traps that want to avoid being in hallways
+		ArrayList<Integer> validNonHallways = new ArrayList<>();
+
+		//temporarily use the passable array for the next step
+		for (int i = 0; i < l.length(); i++){
+			l.passable[i] = (Terrain.flags[l.map[i]] & Terrain.PASSABLE) != 0;
+		}
+
+		for (int i : validCells){
+			if ((l.passable[i+PathFinder.CIRCLE4[0]] || l.passable[i+PathFinder.CIRCLE4[2]])
+					&& (l.passable[i+PathFinder.CIRCLE4[1]] || l.passable[i+PathFinder.CIRCLE4[3]])){
+				validNonHallways.add(i);
+			}
+		}
+
+		//no more than one trap every 5 valid tiles.
+		nTraps = Math.min(nTraps, validCells.size()/5);
+
+		//5x traps on traps level feeling, but the extra traps are all visible
+		for (int i = 0; i < (l.feeling == Level.Feeling.TRAPS ? 5*nTraps : nTraps); i++) {
+
+			Trap trap = Reflection.newInstance(trapClasses[Random.chances( trapChances )]);
+
+			Integer trapPos;
+			if (trap.avoidsHallways && !validNonHallways.isEmpty()){
+				trapPos = Random.element(validNonHallways);
+			} else {
+				trapPos = Random.element(validCells);
+			}
+			//removes the integer object, not at the index
+			validCells.remove(trapPos);
+			validNonHallways.remove(trapPos);
+
+			if (i < nTraps) trap.hide();
+			else            trap.reveal();
+
 			l.setTrap( trap, trapPos );
 			//some traps will not be hidden
 			l.map[trapPos] = trap.visible ? Terrain.TRAP : Terrain.SECRET_TRAP;
 		}
-
-		//4x regular trap count of visible traps on traps level feeling
-		if (l.feeling == Level.Feeling.TRAPS){
-			for (int i = 0; i < 4*nTraps; i++) {
-
-				Integer trapPos = Random.element(validCells);
-				validCells.remove(trapPos); //removes the integer object, not at the index
-
-				Trap trap = Reflection.newInstance(trapClasses[Random.chances( trapChances )]).reveal();
-				l.setTrap( trap, trapPos );
-				//some traps will not be hidden
-				l.map[trapPos] = trap.visible ? Terrain.TRAP : Terrain.SECRET_TRAP;
-			}
-		}
 	}
 	
 }
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/connection/ConnectionRoom.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/connection/ConnectionRoom.java
index 71fc0795b..04b09fcee 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/connection/ConnectionRoom.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/rooms/connection/ConnectionRoom.java
@@ -45,12 +45,6 @@ public abstract class ConnectionRoom extends Room {
 		else                    return 0;
 	}
 	
-	@Override
-	public boolean canPlaceTrap(Point p) {
-		//traps cannot appear in connection rooms on floor 1
-		return super.canPlaceTrap(p) && Dungeon.depth > 1;
-	}
-	
 	//FIXME this is a very messy way of handing variable connection rooms
 	private static ArrayList<Class<?extends ConnectionRoom>> rooms = new ArrayList<>();
 	static {
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/DisintegrationTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/DisintegrationTrap.java
index c585f491d..93617d59b 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/DisintegrationTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/DisintegrationTrap.java
@@ -43,6 +43,7 @@ public class DisintegrationTrap extends Trap {
 		shape = CROSSHAIR;
 		
 		canBeHidden = false;
+		avoidsHallways = true;
 	}
 
 	@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/FlashingTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/FlashingTrap.java
index 6ef0e33e7..c3a2a6402 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/FlashingTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/FlashingTrap.java
@@ -40,19 +40,11 @@ public class FlashingTrap extends Trap {
 	{
 		color = GREY;
 		shape = STARS;
+
+		disarmedByActivation = false;
+		avoidsHallways = true;
 	}
-	
-	@Override
-	public void trigger() {
-		if (Dungeon.level.heroFOV[pos]){
-			Sample.INSTANCE.play(Assets.Sounds.TRAP);
-		}
-		//this trap is not disarmed by being triggered
-		reveal();
-		Level.set(pos, Terrain.TRAP);
-		activate();
-	}
-	
+
 	@Override
 	public void activate() {
 		
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GatewayTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GatewayTrap.java
index 7dafe4125..6c2de2762 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GatewayTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GatewayTrap.java
@@ -1,6 +1,6 @@
 package com.shatteredpixel.shatteredpixeldungeon.levels.traps;
 
-import com.shatteredpixel.shatteredpixeldungeon.Assets;
+
 import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
 import com.shatteredpixel.shatteredpixeldungeon.actors.Actor;
 import com.shatteredpixel.shatteredpixeldungeon.actors.Char;
@@ -8,9 +8,6 @@ import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Mob;
 import com.shatteredpixel.shatteredpixeldungeon.items.Heap;
 import com.shatteredpixel.shatteredpixeldungeon.items.Item;
 import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.ScrollOfTeleportation;
-import com.shatteredpixel.shatteredpixeldungeon.levels.Level;
-import com.shatteredpixel.shatteredpixeldungeon.levels.Terrain;
-import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.Bundle;
 import com.watabou.utils.PathFinder;
 import com.watabou.utils.Random;
@@ -22,21 +19,13 @@ public class GatewayTrap extends Trap {
 	{
 		color = TEAL;
 		shape = CROSSHAIR;
+
+		disarmedByActivation = false;
+		avoidsHallways = true;
 	}
 
 	private int telePos = -1;
 
-	@Override
-	public void trigger() {
-		if (Dungeon.level.heroFOV[pos]){
-			Sample.INSTANCE.play(Assets.Sounds.TRAP);
-		}
-		//this trap is not disarmed by being triggered
-		reveal();
-		Level.set(pos, Terrain.TRAP);
-		activate();
-	}
-
 	@Override
 	public void activate() {
 
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrimTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrimTrap.java
index 433103624..a3013db50 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrimTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrimTrap.java
@@ -42,6 +42,7 @@ public class GrimTrap extends Trap {
 		shape = LARGE_DOT;
 		
 		canBeHidden = false;
+		avoidsHallways = true;
 	}
 
 	@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrippingTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrippingTrap.java
index 1db7f077b..713acb71d 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrippingTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/GrippingTrap.java
@@ -38,17 +38,9 @@ public class GrippingTrap extends Trap {
 	{
 		color = GREY;
 		shape = DOTS;
-	}
-	
-	@Override
-	public void trigger() {
-		if (Dungeon.level.heroFOV[pos]){
-			Sample.INSTANCE.play(Assets.Sounds.TRAP);
-		}
-		//this trap is not disarmed by being triggered
-		reveal();
-		Level.set(pos, Terrain.TRAP);
-		activate();
+
+		disarmedByActivation = false;
+		avoidsHallways = true;
 	}
 
 	@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/PoisonDartTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/PoisonDartTrap.java
index 5ae6a802e..cb9af9210 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/PoisonDartTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/PoisonDartTrap.java
@@ -42,6 +42,7 @@ public class PoisonDartTrap extends Trap {
 		shape = CROSSHAIR;
 		
 		canBeHidden = false;
+		avoidsHallways = true;
 	}
 	
 	protected int poisonAmount(){
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/RockfallTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/RockfallTrap.java
index ff52fabe4..1a55cf238 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/RockfallTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/RockfallTrap.java
@@ -49,6 +49,7 @@ public class RockfallTrap extends Trap {
 		shape = DIAMOND;
 		
 		canBeHidden = false;
+		avoidsHallways = true;
 	}
 	
 	@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/Trap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/Trap.java
index eb0eeb738..09bccb796 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/Trap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/Trap.java
@@ -58,10 +58,13 @@ public abstract class Trap implements Bundlable {
 
 	public boolean visible;
 	public boolean active = true;
+	public boolean disarmedByActivation = true;
 	
 	public boolean canBeHidden = true;
 	public boolean canBeSearched = true;
 
+	public boolean avoidsHallways = false; //whether this trap should avoid being placed in hallways
+
 	public Trap set(int pos){
 		this.pos = pos;
 		return this;
@@ -88,7 +91,7 @@ public abstract class Trap implements Bundlable {
 			if (Dungeon.level.heroFOV[pos]) {
 				Sample.INSTANCE.play(Assets.Sounds.TRAP);
 			}
-			disarm();
+			if (disarmedByActivation) disarm();
 			reveal();
 			activate();
 		}
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/WornDartTrap.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/WornDartTrap.java
index 2155bfbd6..f66817fc3 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/WornDartTrap.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/levels/traps/WornDartTrap.java
@@ -40,6 +40,7 @@ public class WornDartTrap extends Trap {
 		shape = CROSSHAIR;
 		
 		canBeHidden = false;
+		avoidsHallways = true;
 	}
 
 	@Override