diff --git a/Airbus/Airbus/MapWithSetPlanesGeneric.cs b/Airbus/Airbus/MapWithSetPlanesGeneric.cs
index 85ac38b..4681c30 100644
--- a/Airbus/Airbus/MapWithSetPlanesGeneric.cs
+++ b/Airbus/Airbus/MapWithSetPlanesGeneric.cs
@@ -127,12 +127,14 @@ namespace Airbus
             Brush asphaltBrush = new SolidBrush(Color.DarkGray);
             Brush marcupBrush = new SolidBrush(Color.White);
 
-            g.FillRectangle(concreteBrush, 0, 0, _pictureWidth, _pictureHeight); //заливаем область в цвет бетона
+            //заливаем область в цвет бетона
+            g.FillRectangle(concreteBrush, 0, 0, _pictureWidth, _pictureHeight);
 
             for(int i = 0; i < _pictureWidth / _placeSizeWidth - 1; i++)
             {
-                for(int j = 2; j < _pictureHeight / _placeSizeHeight + 1; ++j)
-                {//линия разметки места
+                //линия разметки места
+                for (int j = 2; j < _pictureHeight / _placeSizeHeight + 1; ++j)
+                {
                     g.DrawLine(pen, i * _placeSizeWidth - 20, j * _placeSizeHeight, i * _placeSizeWidth + _placeSizeWidth / 2 + 5, j * _placeSizeHeight);
                 }
 
@@ -180,8 +182,6 @@ namespace Airbus
         //метод прорисовки объеков
         public void DrawPlanes(Graphics g)
         {
-            int position = 0;
-            int index = 0;
             int currentWidth = 2;
             int currentHeight = 7;
 
@@ -189,17 +189,14 @@ namespace Airbus
             {
                 plane.SetObject(currentWidth * _placeSizeWidth + 20, currentHeight * _placeSizeHeight + 20, _pictureWidth, _pictureHeight);
                 plane.DrawningObject(g);
-                index++;
 
-                if(position % 2 == 0)
+                if(currentWidth != 0)
                 {
-                    position++;
                     currentWidth--;
                 }
                 else
                 {
-                    position = 0;
-                    currentWidth = 1;
+                    currentWidth = 2;
                     currentHeight--;
                 }
             }
diff --git a/Airbus/Airbus/MapsCollection.cs b/Airbus/Airbus/MapsCollection.cs
index 5ec8352..b432cea 100644
--- a/Airbus/Airbus/MapsCollection.cs
+++ b/Airbus/Airbus/MapsCollection.cs
@@ -32,31 +32,15 @@ namespace Airbus
         //добавление карты
         public void AddMap(string name, AbstractMap map)
         {
-            if (Keys.Contains(name))
-            {
-                MessageBox.Show("Такая карта уже есть");
-                return;
-            }
-            else
-            {
-                var NewElem = new MapWithSetPlanesGeneric<DrawningObjectPlane, AbstractMap>(
-                    _pictureWidth, _pictureHeight, map);
-                _mapStorage.Add(name, NewElem);
-            }
+            var NewElem = new MapWithSetPlanesGeneric<DrawningObjectPlane, AbstractMap>(
+            _pictureWidth, _pictureHeight, map);
+            _mapStorage.Add(name, NewElem);
         }
 
         //удаление карты
         public void DelMap(string name)
         {
-            if (Keys.Contains(name))
-            {
-                _mapStorage.Remove(name);
-            }
-            else
-            {
-                MessageBox.Show("Такой карты нет");
-                return;
-            }
+            _mapStorage.Remove(name);
         }
 
         //Доступ к аэродрому
@@ -64,13 +48,7 @@ namespace Airbus
         {
             get
             {
-                if (Keys.Contains(ind))
-                {
-                    return _mapStorage[ind];
-                }
-
-                MessageBox.Show("Такой карты нет");
-                return null;
+                return _mapStorage[ind];
             }
         }
     }
diff --git a/Airbus/Airbus/SetPlanesGeneric.cs b/Airbus/Airbus/SetPlanesGeneric.cs
index 6a5e700..aa457ec 100644
--- a/Airbus/Airbus/SetPlanesGeneric.cs
+++ b/Airbus/Airbus/SetPlanesGeneric.cs
@@ -83,6 +83,7 @@ namespace Airbus
 
                 return _places[position];
             }
+			
             set
             {
                 if (position < _maxCount && position >= 0)