diff --git a/ConsoleApp1/ActionWellOperationsRefactor.cs b/ConsoleApp1/ActionWellOperationsRefactor.cs
new file mode 100644
index 00000000..234d6e3a
--- /dev/null
+++ b/ConsoleApp1/ActionWellOperationsRefactor.cs
@@ -0,0 +1,70 @@
+using AsbCloudDb.Model;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConsoleApp1
+{
+    /// <summary>
+    /// Split WellDepth to DepthStart and DepthEnd
+    /// </summary>
+    static class ActionWellOperationsRefactor
+    {
+        private static DbContextOptions<AsbCloudDbContext> options = new DbContextOptionsBuilder<AsbCloudDbContext>()
+                .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
+                .Options;
+
+        public static void Main()
+        {
+            using var db = new AsbCloudDbContext(options);
+            
+            var wellsIds = db.WellOperations
+                .Select(o => o.IdWell)
+                .Distinct()
+                .ToList();
+            var transaction = db.Database.BeginTransaction();
+            try
+            {
+                foreach (var idWell in wellsIds)
+                {
+                    var operations = db.WellOperations
+                        .Where(o => o.IdWell == idWell)
+                        .OrderBy(o => o.DateStart)
+                        .ThenBy(o => o.DepthEnd)
+                        .ToList();
+
+                    var operationsPlan = operations.Where(o => o.IdType == 0);
+                    RefactorWellOperations(operationsPlan);
+                    
+                    var operationsFact = operations.Where(o => o.IdType == 1);
+                    RefactorWellOperations(operationsFact);
+                    
+                    db.SaveChanges();
+                }
+                transaction.Commit();
+            }
+            catch
+            {
+                transaction.Rollback();
+            }            
+        }
+
+        private static void RefactorWellOperations(IEnumerable<WellOperation> operations)
+        {
+            if (!operations.Any())
+                return;
+            var oi = operations.GetEnumerator();
+            oi.MoveNext();
+            var pre = oi.Current;
+            oi.Current.DepthStart = 0d;
+            while (oi.MoveNext())
+            {
+                oi.Current.DepthStart = pre.DepthEnd;
+                pre = oi.Current;
+            }
+        }
+    }
+}
diff --git a/ConsoleApp1/ConsoleApp1.csproj b/ConsoleApp1/ConsoleApp1.csproj
index ea6513f8..29536cbc 100644
--- a/ConsoleApp1/ConsoleApp1.csproj
+++ b/ConsoleApp1/ConsoleApp1.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>net5.0</TargetFramework>
+    <StartupObject>ConsoleApp1.Program</StartupObject>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/ConsoleApp1/DebugWellOperationImportService.cs b/ConsoleApp1/DebugWellOperationImportService.cs
new file mode 100644
index 00000000..6e3cb035
--- /dev/null
+++ b/ConsoleApp1/DebugWellOperationImportService.cs
@@ -0,0 +1,32 @@
+using AsbCloudDb.Model;
+using AsbCloudInfrastructure.Services;
+using AsbCloudInfrastructure.Services.Cache;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConsoleApp1
+{
+    public static class DebugWellOperationImportService
+    {
+        public static void Main(/*string[] args*/)
+        {
+            var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
+                .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
+                .Options;
+            using var db = new AsbCloudDbContext(options);
+
+            var cacheDb = new CacheDb();
+            var wellService = new WellService(db, new TelemetryTracker(), cacheDb);
+
+            var wellOperationImportService = new WellOperationImportService();
+
+            var ops = wellOperationImportService.ParseFile(@"C:\temp\Миграция.xlsx");
+
+            Console.WriteLine("_");
+        }
+    }
+}
diff --git a/ConsoleApp1/DebugWellOperationsStatService.cs b/ConsoleApp1/DebugWellOperationsStatService.cs
new file mode 100644
index 00000000..35a6ee1e
--- /dev/null
+++ b/ConsoleApp1/DebugWellOperationsStatService.cs
@@ -0,0 +1,46 @@
+using AsbCloudApp.Data;
+using AsbCloudDb.Model;
+using AsbCloudInfrastructure.Services;
+using AsbCloudInfrastructure.Services.Cache;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConsoleApp1
+{
+    public static class DebugWellOperationsStatService
+    {
+        public static void Main(/*string[] args*/)
+        {
+            var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
+                .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
+                .Options;
+            using var db = new AsbCloudDbContext(options);
+            var cacheDb = new CacheDb();
+            var wellService = new WellService(db, new TelemetryTracker(), cacheDb);
+            var wellOptsStat = new WellOperationsStatService(db, cacheDb, wellService);
+            var tvd = wellOptsStat.GetTvdAsync(1, default).Result;
+            Print(tvd);
+        }
+
+        private static void Print(IEnumerable<PlanFactPredictBase<WellOperationDto>> tvd)
+        {
+            Console.WriteLine("|\tplan\t|\tfact\t|\tprog\t|");
+            Console.WriteLine("|:-------------:|:-------------:|:-------------:|");
+            foreach (var item in tvd)
+                Print(item);
+        }
+
+        private static void Print(PlanFactPredictBase<WellOperationDto> item)
+        {
+            static string GetText(WellOperationDto item)
+                => (item is null)
+                   ? " --------- "
+                   : $"{item.IdCategory} d:{item.DepthStart} ";
+            Console.WriteLine($"|\t{GetText(item.Plan)}\t|\t{GetText(item.Fact)}\t|\t{GetText(item.Predict)}\t|");
+        }
+    }
+}
diff --git a/ConsoleApp1/Program.cs b/ConsoleApp1/Program.cs
index 2c6f70a5..5b6b1a22 100644
--- a/ConsoleApp1/Program.cs
+++ b/ConsoleApp1/Program.cs
@@ -1,18 +1,4 @@
-using System;
-using System.IO;
-using System.Collections.Generic;
-using System.Linq;
-using ClosedXML.Excel;
-using ClosedXML.Excel.Drawings;
-using AsbCloudApp.Data;
-using AsbCloudDb.Model;
-using Microsoft.EntityFrameworkCore;
-using AsbCloudInfrastructure.Services.Cache;
-using AsbCloudInfrastructure.Services;
-using System.Threading.Tasks;
-using System.Threading;
-
-namespace ConsoleApp1
+namespace ConsoleApp1
 {
     //var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
     //    .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
@@ -23,38 +9,7 @@ namespace ConsoleApp1
     {
         static void Main(/*string[] args*/)
         {
-            var options = new DbContextOptionsBuilder<AsbCloudDbContext>()
-                .UseNpgsql("Host=localhost;Database=postgres;Username=postgres;Password=q;Persist Security Info=True")
-                .Options;
-            using var db = new AsbCloudDbContext(options);
-
-            var cacheDb = new CacheDb();
-            var wellService = new WellService(db, new TelemetryTracker(), cacheDb);
-
-            var wellOptsStat = new WellOperationsStatService(db, cacheDb, wellService);
-
-            var tvd = wellOptsStat.GetTvdAsync(1, default).Result;
-            Print(tvd);
-            Console.WriteLine("_");
-        }
-
-        private static void Print(IEnumerable<PlanFactPredictBase<WellOperationDto>> tvd)
-        {
-            Console.WriteLine("|\tplan\t|\tfact\t|\tprog\t|");
-            Console.WriteLine("|:-------------:|:-------------:|:-------------:|");
-            foreach (var item in tvd)
-                Print(item);            
-        }
-
-        private static void Print(PlanFactPredictBase<WellOperationDto> item)
-        {
-            static string GetText(WellOperationDto item) 
-                => (item is null)
-                   ? " --------- "
-                   : $"{item.IdCategory} d:{item.WellDepth} ";
-
-            Console.WriteLine($"|\t{GetText(item.Plan)}\t|\t{GetText(item.Fact)}\t|\t{GetText(item.Predict)}\t|");
-
+            ActionWellOperationsRefactor.Main();
         }
     }
 }