diff --git a/Excavator/Excavator/CollectionGenericObjects/AbsractCompany.cs b/Excavator/Excavator/CollectionGenericObjects/AbsractCompany.cs
index e0f2baa..1e98832 100644
--- a/Excavator/Excavator/CollectionGenericObjects/AbsractCompany.cs
+++ b/Excavator/Excavator/CollectionGenericObjects/AbsractCompany.cs
@@ -57,9 +57,9 @@ public abstract class AbstractCompany
     /// <param name="company">Компания</param>
     /// <param name="car">Добавляемый объект</param>
     /// <returns></returns>
-    public static int operator +(AbstractCompany company, DrawningSimpleExcavator car)
+    public static int operator +(AbstractCompany company, DrawningSimpleExcavator excavator)
     {
-        return company._collection.Insert(car);
+        return company._collection.Insert(excavator, new DrawningExcavatorEqutables());
     }
 
     /// <summary>
@@ -103,6 +103,12 @@ public abstract class AbstractCompany
         return bitmap;
     }
 
+    /// <summary>
+    /// Сортировка
+    /// </summary>
+    /// <param name="comparer">Сравнитель объектов</param>
+    public void Sort(IComparer<DrawningSimpleExcavator?> comparer) => _collection?.CollectionSort(comparer);
+
     /// <summary>
     /// Вывод заднего фона
     /// </summary>
diff --git a/Excavator/Excavator/CollectionGenericObjects/CollectionInfo.cs b/Excavator/Excavator/CollectionGenericObjects/CollectionInfo.cs
new file mode 100644
index 0000000..73f0948
--- /dev/null
+++ b/Excavator/Excavator/CollectionGenericObjects/CollectionInfo.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Excavator.CollectionGenericObjects
+{
+    internal class CollectionInfo
+    {
+    }
+}
diff --git a/Excavator/Excavator/CollectionGenericObjects/ICollectionGenericObjects.cs b/Excavator/Excavator/CollectionGenericObjects/ICollectionGenericObjects.cs
index a157a28..f97505f 100644
--- a/Excavator/Excavator/CollectionGenericObjects/ICollectionGenericObjects.cs
+++ b/Excavator/Excavator/CollectionGenericObjects/ICollectionGenericObjects.cs
@@ -22,7 +22,7 @@ public interface ICollectionGenericObjects<T>
     /// </summary>
     /// <param name="obj">Добавляемый объект</param>
     /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-    int Insert(T obj);
+    int Insert(T obj, IEqualityComparer<T?>? comparer = null);
 
     /// <summary>
     /// Добавление объекта в коллекцию на конкретную позицию
@@ -30,7 +30,7 @@ public interface ICollectionGenericObjects<T>
     /// <param name="obj">Добавляемый объект</param>
     /// <param name="position">Позиция</param>
     /// <returns>true - вставка прошла удачно, false - вставка не удалась</returns>
-    int Insert(T obj, int position);
+    int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null);
 
     /// <summary>
     /// Удаление объекта из коллекции с конкретной позиции
@@ -57,4 +57,10 @@ public interface ICollectionGenericObjects<T>
     /// </summary>
     /// <returns>Поэлементный вывод элементов коллекции</returns>
     IEnumerable<T?> GetItems();
+
+    /// <summary>
+    /// Сортировка коллекции
+    /// </summary>
+    /// <param name="comparer">Сравнитель объектов</param>
+    void CollectionSort(IComparer<T?> comparer);
 }
diff --git a/Excavator/Excavator/CollectionGenericObjects/ListGenericObjects.cs b/Excavator/Excavator/CollectionGenericObjects/ListGenericObjects.cs
index e8ed05e..fb772aa 100644
--- a/Excavator/Excavator/CollectionGenericObjects/ListGenericObjects.cs
+++ b/Excavator/Excavator/CollectionGenericObjects/ListGenericObjects.cs
@@ -45,14 +45,29 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
         return _collection[position];
     }
 
-    public int Insert(T obj)
+    public int Insert(T obj, IEqualityComparer<T?>? comparer = null)
     {
+        if (comparer != null)
+        {
+            if (_collection.Contains(obj, comparer))
+            {
+                throw new ObjectNotUniqueException();
+            }
+        }
         if (Count == _maxCount) throw new CollectionOverflowException(Count);
         _collection.Add(obj);
         return Count;
     }
-    public int Insert(T obj, int position)
+    public int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null)
     {
+        if (comparer != null)
+        {
+            if (_collection.Contains(obj, comparer))
+            {
+                throw new ObjectNotUniqueException();
+            }
+        }
+        
         if (Count == _maxCount) throw new CollectionOverflowException(Count); ;
         if (position >= Count || position < 0) throw new PositionOutOfCollectionException(position);
         _collection.Insert(position, obj);
@@ -74,5 +89,9 @@ public class ListGenericObjects<T> : ICollectionGenericObjects<T>
             yield return _collection[i];
         }
     }
+    void ICollectionGenericObjects<T>.CollectionSort(IComparer<T?> comparer)
+    {
+        _collection.Sort(comparer);
+    }
 
 }
diff --git a/Excavator/Excavator/CollectionGenericObjects/MassiveGenericObjects.cs b/Excavator/Excavator/CollectionGenericObjects/MassiveGenericObjects.cs
index 6a040d4..3f87330 100644
--- a/Excavator/Excavator/CollectionGenericObjects/MassiveGenericObjects.cs
+++ b/Excavator/Excavator/CollectionGenericObjects/MassiveGenericObjects.cs
@@ -1,4 +1,6 @@
 using Excavator.Exceptions;
+using Excavator.Drawnings;
+using System.Collections.Immutable;
 
 namespace Excavator.CollectionGenericObjects;
 
@@ -59,9 +61,19 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         return _collection[position];
     }
 
-    public int Insert(T obj)
+    public int Insert(T obj, IEqualityComparer<T?>? comparer = null)
     {
-        for(int i = 0; i < Count; i++)
+        if (comparer != null)
+        {
+            foreach (T? item in _collection)
+            {
+                if ((comparer as IEqualityComparer<DrawningSimpleExcavator>).Equals(obj as DrawningSimpleExcavator, item as DrawningSimpleExcavator))
+                {
+                    throw new ObjectNotUniqueException();
+                }
+            }
+        }
+        for (int i = 0; i < Count; i++)
         {
             if (_collection[i] == null)
             {
@@ -73,7 +85,7 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
         throw new CollectionOverflowException(Count);
     }
 
-    public int Insert(T obj, int position)
+    public int Insert(T obj, int position, IEqualityComparer<T?>? comparer = null)
     {
         
         if (position < 0 || position >= Count)
@@ -130,4 +142,9 @@ public class MassiveGenericObjects<T> : ICollectionGenericObjects<T>
             yield return _collection[i];
         }
     }
+
+    void ICollectionGenericObjects<T>.CollectionSort(IComparer<T?> comparer)
+    {
+        Array.Sort(_collection, comparer);
+    }
 } 
\ No newline at end of file
diff --git a/Excavator/Excavator/CollectionGenericObjects/StorageCollection.cs b/Excavator/Excavator/CollectionGenericObjects/StorageCollection.cs
index addfd0e..7934e15 100644
--- a/Excavator/Excavator/CollectionGenericObjects/StorageCollection.cs
+++ b/Excavator/Excavator/CollectionGenericObjects/StorageCollection.cs
@@ -9,12 +9,12 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
     /// <summary>
     /// Словарь (хранилище) с коллекциями
     /// </summary>
-    readonly Dictionary<string, ICollectionGenericObjects<T>> _storages;
+    readonly Dictionary<CollectionInfo, ICollectionGenericObjects<T>> _storages;
 
     /// <summary>
     /// Возвращение списка названий коллекций
     /// </summary>
-    public List<string> Keys => _storages.Keys.ToList();
+    public List<CollectionInfo> Keys => _storages.Keys.ToList();
 
     /// <summary>
     /// Ключевое слово, с которого должен начинаться файл
@@ -36,7 +36,7 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
     /// </summary>
     public StorageCollection()
     {
-        _storages = new Dictionary<string, ICollectionGenericObjects<T>>();
+        _storages = new Dictionary<CollectionInfo, ICollectionGenericObjects<T>>();
     }
     /// <summary>
     /// Добавление коллекции в хранилище
@@ -45,19 +45,17 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
     /// <param name="collectionType">тип коллекции</param>
     public void AddCollection(string name, CollectionType collectionType)
     {
-        if (name == null || _storages.ContainsKey(name))
-            return;
-        switch (collectionType)
+        CollectionInfo collectionInfo = new CollectionInfo(name, collectionType, string.Empty);
+
+        if (_storages.ContainsKey(collectionInfo) || collectionInfo.CollectionType == CollectionType.None) return;
+        switch (collectionInfo.CollectionType)
         {
-            case CollectionType.None:
-                return;
             case CollectionType.Massive:
-                _storages[name] = new MassiveGenericObjects<T>();
-                return;
+                _storages[collectionInfo] = new MassiveGenericObjects<T>();
+                break;
             case CollectionType.List:
-                _storages[name] = new ListGenericObjects<T>();
-                return;
-            default: break;
+                _storages[collectionInfo] = new ListGenericObjects<T>();
+                break;
         }
     }
 
@@ -67,8 +65,13 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
     /// <param name="name">Название коллекции</param>
     public void DelCollection(string name)
     {
-        if (_storages.ContainsKey(name))
-            _storages.Remove(name);
+        {
+            CollectionInfo collectionInfo = new CollectionInfo(name, CollectionType.None, string.Empty);
+            if (_storages.ContainsKey(collectionInfo) && collectionInfo != null)
+            {
+                _storages.Remove(collectionInfo);
+            }
+        }
     }
 
     /// <summary>
@@ -80,8 +83,11 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
     {
         get
         {
-            if (_storages.ContainsKey(name))
-                return _storages[name];
+            CollectionInfo collectionInfo = new CollectionInfo(name, CollectionType.None, string.Empty);
+            if (_storages.ContainsKey(collectionInfo))
+            {
+                return _storages[collectionInfo];
+            }
             return null;
         }
     }
@@ -106,7 +112,7 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
         using (StreamWriter writer = new StreamWriter(filename))
         {
             writer.Write(_collectionKey);
-            foreach (KeyValuePair<string, ICollectionGenericObjects<T>> value in _storages)
+            foreach (KeyValuePair<CollectionInfo, ICollectionGenericObjects<T>> value in _storages)
             {
                 StringBuilder sb = new();
 
@@ -119,8 +125,6 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
 
                 sb.Append(value.Key);
                 sb.Append(_separatorForKeyValue);
-                sb.Append(value.Value.GetCollectionType);
-                sb.Append(_separatorForKeyValue);
                 sb.Append(value.Value.MaxCount);
                 sb.Append(_separatorForKeyValue);
 
@@ -172,18 +176,19 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
             while ((strs = fs.ReadLine()) != null)
             {
                 string[] record = strs.Split(_separatorForKeyValue, StringSplitOptions.RemoveEmptyEntries);
-                if (record.Length != 4)
+                if (record.Length != 3)
                 {
                     continue;
                 }
 
-                CollectionType collectionType = (CollectionType)Enum.Parse(typeof(CollectionType), record[1]);
-                ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionType) ??
+                CollectionInfo? collectionInfo = CollectionInfo.GetCollectionInfo(record[0]) ??
+                    throw new Exception("Не удалось определить информацию коллекции:" + record[0]);
+                ICollectionGenericObjects<T>? collection = StorageCollection<T>.CreateCollection(collectionInfo.CollectionType) ??
                     throw new Exception("Не удалось определить тип коллекции: " + record[1]);
 
-                collection.MaxCount = Convert.ToInt32(record[2]);
+                collection.MaxCount = Convert.ToInt32(record[1]);
 
-                string[] set = record[3].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
+                string[] set = record[2].Split(_separatorItems, StringSplitOptions.RemoveEmptyEntries);
                 foreach (string elem in set)
                 {
                     if (elem?.CreateDrawningSimpleExcavator() is T excavator)
@@ -201,7 +206,7 @@ public class StorageCollection<T> where T : DrawningSimpleExcavator
                         }
                     }
                 }
-                _storages.Add(record[0], collection);
+                _storages.Add(collectionInfo, collection);
             }
         }
     }
diff --git a/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByColor.cs b/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByColor.cs
new file mode 100644
index 0000000..4bc7948
--- /dev/null
+++ b/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByColor.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Excavator.Drawnings
+{
+    internal class DrawningAirbusCompareByColor
+    {
+    }
+}
diff --git a/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByType.cs b/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByType.cs
new file mode 100644
index 0000000..a5b920f
--- /dev/null
+++ b/Excavator/Excavator/Drawnings/DrawningExcavatorCompareByType.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Excavator.Drawnings
+{
+    internal class DrawningAirbusCompareByType
+    {
+    }
+}
diff --git a/Excavator/Excavator/Drawnings/DrawningExcavatorEqutables.cs b/Excavator/Excavator/Drawnings/DrawningExcavatorEqutables.cs
new file mode 100644
index 0000000..9a938d0
--- /dev/null
+++ b/Excavator/Excavator/Drawnings/DrawningExcavatorEqutables.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Excavator.Drawnings
+{
+    internal class DrawningAirbusEqutables
+    {
+    }
+}
diff --git a/Excavator/Excavator/Exceptions/ObjectNotUniqueException.cs b/Excavator/Excavator/Exceptions/ObjectNotUniqueException.cs
new file mode 100644
index 0000000..ababe7e
--- /dev/null
+++ b/Excavator/Excavator/Exceptions/ObjectNotUniqueException.cs
@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Excavator.Exceptions
+{
+    internal class ObjectNotUniqueException
+    {
+    }
+}
diff --git a/Excavator/Excavator/FormExcavatorCollection.cs b/Excavator/Excavator/FormExcavatorCollection.cs
index ede6845..cbf36b7 100644
--- a/Excavator/Excavator/FormExcavatorCollection.cs
+++ b/Excavator/Excavator/FormExcavatorCollection.cs
@@ -73,6 +73,11 @@ public partial class FormExcavatorCollection : Form
             MessageBox.Show(ex.Message);
             _logger.LogError("Ошибка: {Message}", ex.Message);
         }
+        catch (ObjectNotUniqueException ex)
+        {
+            MessageBox.Show("Такой объект уже присутствует в коллекции");
+            _logger.LogError("Ошибка: {Message}", ex.Message);
+        }
     }
 
     private void ButtonRemoveExcavator_Click(object sender, EventArgs e)
@@ -178,7 +183,7 @@ public partial class FormExcavatorCollection : Form
         listBoxCollection.Items.Clear();
         for (int i = 0; i < _storageCollection.Keys?.Count; ++i)
         {
-            string? colName = _storageCollection.Keys?[i];
+            string? colName = _storageCollection.Keys?[i].Name;
             if (!string.IsNullOrEmpty(colName))
             {
                 listBoxCollection.Items.Add(colName);
@@ -305,6 +310,8 @@ public partial class FormExcavatorCollection : Form
                     _logger.LogError("Ошибка: {Message}", ex.Message);
                 }
             }
+
         }
+        
     
 }
\ No newline at end of file