diff --git a/AsbCloudApp/Data/DetectedOperation/DetectedOperationDto.cs b/AsbCloudApp/Data/DetectedOperation/DetectedOperationDto.cs
index ce433aff..e81a45fb 100644
--- a/AsbCloudApp/Data/DetectedOperation/DetectedOperationDto.cs
+++ b/AsbCloudApp/Data/DetectedOperation/DetectedOperationDto.cs
@@ -77,13 +77,7 @@ public class DetectedOperationDto: IId
     /// </summary>
     [Required]
     public WellOperationCategoryDto OperationCategory { get; set; } = null!;
-  
-    /// <summary>
-    /// Положение долота на момент окончания операции
-    /// </summary>
-    [Required]
-    public float BitDepth { get; set; }
-    
+
     /// <summary>
     /// Ключевой параметр операции
     /// </summary>
diff --git a/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorAbstract.cs b/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorAbstract.cs
index ec05be39..559e1dc4 100644
--- a/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorAbstract.cs
+++ b/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorAbstract.cs
@@ -114,7 +114,6 @@ namespace AsbCloudInfrastructure.Services.DetectOperations.Detectors
                 DepthStart = (double)pBegin.WellDepth,
                 DepthEnd = (double)pEnd.WellDepth,
                 ExtraData = ExtraData,
-                BitDepth = pEnd.BitDepth,
                 Value = CalcValue(telemetry, begin, end),
                 EnabledSubsystems = DetectEnabledSubsystems(telemetry, begin, end, ExtraData)
             };
diff --git a/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorSlipsTime.cs b/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorSlipsTime.cs
index 4d06365a..315583f6 100644
--- a/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorSlipsTime.cs
+++ b/AsbCloudInfrastructure/Services/DetectOperations/Detectors/DetectorSlipsTime.cs
@@ -15,6 +15,9 @@ public class DetectorSlipsTime : DetectorAbstract
 		var currentPoint = telemetry[position];
 		var delta = Math.Abs(currentPoint.WellDepth - currentPoint.BitDepth);
 
+		if (currentPoint.BitDepth < 150)
+			return false;
+		
 		if (delta < 0.1d)
 			return false;
 
@@ -62,14 +65,6 @@ public class DetectorSlipsTime : DetectorAbstract
 		return (WellOperationCategory.IdSlipsTime, new Dictionary<string, object>());
 	}
 
-	protected override bool IsValidOperationDetectorResult(OperationDetectorResult operationDetectorResult)
-	{
-		if (Math.Abs((operationDetectorResult.Operation.DateStart - operationDetectorResult.Operation.DateEnd).TotalMinutes) > 30)
-			return false;
-
-		if (operationDetectorResult.Operation.BitDepth <= 150d)
-			return false;
-
-		return true;
-	}
+	protected override bool IsValidOperationDetectorResult(OperationDetectorResult operationDetectorResult) =>
+		Math.Abs((operationDetectorResult.Operation.DateStart - operationDetectorResult.Operation.DateEnd).TotalMinutes) < 30;
 }
\ No newline at end of file
diff --git a/AsbCloudInfrastructure/Services/DetectOperations/Specifications/Удержание в клиньях.md b/AsbCloudInfrastructure/Services/DetectOperations/Specifications/Удержание в клиньях.md
index eda6b993..c3bcab51 100644
--- a/AsbCloudInfrastructure/Services/DetectOperations/Specifications/Удержание в клиньях.md	
+++ b/AsbCloudInfrastructure/Services/DetectOperations/Specifications/Удержание в клиньях.md	
@@ -16,14 +16,12 @@
        ( движение блока без изменения глубины долота) И 
        ( глубина долота > 150 м);
        
-	Признак окончания операции =
+	Признак окончания операции = 
        ( давление > 20атм) ИЛИ 
-       ( время продолжительности > 30 мин) ИЛИ
-       ( глубина долота < 150 м) ИЛИ 
+       ( время продолжительности > 30 мин) ИЛИ 
        ( изменение глубины долота) И
        ( осевая нагрузка < веса на крюке);
 
-
 ## Ключевой параметр
 Продолжительность операции.
 
diff --git a/AsbCloudWebApi.Tests/Services/DetectedOperations/Detectors/DetectorSlipsTimeTests.cs b/AsbCloudWebApi.Tests/Services/DetectedOperations/Detectors/DetectorSlipsTimeTests.cs
index 947161ac..86c1b3ae 100644
--- a/AsbCloudWebApi.Tests/Services/DetectedOperations/Detectors/DetectorSlipsTimeTests.cs
+++ b/AsbCloudWebApi.Tests/Services/DetectedOperations/Detectors/DetectorSlipsTimeTests.cs
@@ -60,30 +60,6 @@ public class DetectorSlipsTimeTests
 		Assert.Equal(IdSlipsTime, result.Operation.IdCategory);
 	}
 
-	[Fact]
-	public void ValidateOperation_with_bit_depth_before_150_meters_is_invalid()
-	{
-		//arrange
-		var point0 = telemetryBuilder
-			.WithBitDepth(149)
-			.Build();
-
-		var point1 = telemetryBuilder
-			.WithBitDepth(149)
-			.WithBlockPosition(21)
-			.Build();
-
-		var telemetries = new[] { point0, point1 };
-
-		//act
-		var isDetectOperation = sut.TryDetect(0, telemetries, 0, telemetries.Length - 1, null, out var result);
-
-		//assert
-		Assert.False(isDetectOperation);
-		Assert.NotNull(result);
-		Assert.Equal(IdSlipsTime, result.Operation.IdCategory);
-	}
-
 	[Fact]
 	public void ValidateOperation_with_duration_more_30_minutes_is_invalid()
 	{