Index: Ringtoets/Common/src/Ringtoets.Common.Data/Exceptions/MechanismSurfaceLineException.cs
===================================================================
diff -u
--- Ringtoets/Common/src/Ringtoets.Common.Data/Exceptions/MechanismSurfaceLineException.cs	(revision 0)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/Exceptions/MechanismSurfaceLineException.cs	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -0,0 +1,69 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Runtime.Serialization;
+
+namespace Ringtoets.Common.Data.Exceptions
+{
+    /// <summary>
+    /// The exception that is thrown when operations on <see cref="MechanismSurfaceLineBase"/> encounter 
+    /// an error.
+    /// </summary>
+    [Serializable]
+    public class MechanismSurfaceLineException : Exception
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MechanismSurfaceLineException"/> class.
+        /// </summary>
+        public MechanismSurfaceLineException() {}
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MechanismSurfaceLineException"/> class
+        /// with a specified error message.
+        /// </summary>
+        /// <param name="message">The error message that explains the reason for the exception.</param>
+        public MechanismSurfaceLineException(string message) : base(message) {}
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MechanismSurfaceLineException"/> class
+        /// with a specified error message and a reference to the inner exception that is
+        /// the cause of this exception.
+        /// </summary>
+        /// <param name="message">The error message that explains the reason for the exception.</param>
+        /// <param name="inner">The exception that is the cause of the current exception,
+        /// or <c>null</c> if no inner exception is specified.</param>
+        public MechanismSurfaceLineException(string message, Exception inner) : base(message, inner) {}
+
+        /// <summary>
+        /// Initializes a new instance of <see cref="MechanismSurfaceLineException"/> with
+        /// serialized data.</summary>
+        /// <param name="info">The <see cref="SerializationInfo"/> that holds the serialized
+        /// object data about the exception being thrown.</param>
+        /// <param name="context">The <see cref="StreamingContext"/> that contains contextual
+        /// information about the source or destination.</param>
+        /// <exception cref="ArgumentNullException">The <paramref name="info"/> parameter is
+        /// <c>null</c>.</exception>
+        /// <exception cref="SerializationException">The class name is <c>null</c> or
+        /// <see cref="Exception.HResult" /> is zero (0).</exception>
+        protected MechanismSurfaceLineException(SerializationInfo info, StreamingContext context) : base(info, context) {}
+    }
+}
\ No newline at end of file
Index: Ringtoets/Common/src/Ringtoets.Common.Data/MechanismSurfaceLineBase.cs
===================================================================
diff -u
--- Ringtoets/Common/src/Ringtoets.Common.Data/MechanismSurfaceLineBase.cs	(revision 0)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/MechanismSurfaceLineBase.cs	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -0,0 +1,230 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Globalization;
+using System.Linq;
+using Core.Common.Base;
+using Core.Common.Base.Data;
+using Core.Common.Base.Geometry;
+using Ringtoets.Common.Data.Exceptions;
+using Ringtoets.Common.Data.Properties;
+
+namespace Ringtoets.Common.Data
+{
+    /// <summary>
+    /// Base class for mechanism specific surface lines.
+    /// </summary>
+    public abstract class MechanismSurfaceLineBase : Observable, IMechanismSurfaceLine
+    {
+        private const int numberOfDecimalPlaces = 2;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="MechanismSurfaceLineBase"/> class.
+        /// </summary>
+        protected MechanismSurfaceLineBase()
+        {
+            Name = string.Empty;
+            Points = new Point3D[0];
+            LocalGeometry = new RoundedPoint2DCollection(numberOfDecimalPlaces, new Point2D[0]);
+        }
+
+        /// <summary>
+        /// Gets or sets the name of the surface line.
+        /// </summary>
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Gets the 3D points describing the geometry of the surface line.
+        /// </summary>
+        public Point3D[] Points { get; private set; }
+
+        /// <summary>
+        /// Gets the first 3D geometry point defining the surface line in world coordinates.
+        /// </summary>
+        public Point3D StartingWorldPoint { get; private set; }
+
+        /// <summary>
+        /// Gets the last 3D geometry point defining the surface line in world coordinates.
+        /// </summary>
+        public Point3D EndingWorldPoint { get; private set; }
+
+        /// <summary>
+        /// Gets or sets the reference line intersection point in world coordinates.
+        /// </summary>
+        public Point2D ReferenceLineIntersectionWorldPoint { get; set; }
+
+        /// <summary>
+        /// Gets the 2D points describing the local geometry of the surface line.
+        /// </summary>
+        public RoundedPoint2DCollection LocalGeometry { get; private set; }
+
+        /// <summary>
+        /// Sets the geometry of the surface line.
+        /// </summary>
+        /// <param name="points">The collection of points defining the surface line geometry.</param>
+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="points"/> is <c>null</c>.</exception>
+        /// <exception cref="ArgumentException">Thrown when any element of <paramref name="points"/> is <c>null</c>.</exception>
+        public void SetGeometry(IEnumerable<Point3D> points)
+        {
+            if (points == null)
+            {
+                throw new ArgumentNullException(nameof(points), Resources.MechanismSurfaceLineBase_Collection_of_points_for_geometry_is_null);
+            }
+            if (points.Any(p => p == null))
+            {
+                throw new ArgumentException(Resources.MechanismSurfaceLineBase_A_point_in_the_collection_was_null);
+            }
+            Points = points.Select(p => new Point3D(p)).ToArray();
+
+            if (Points.Length > 0)
+            {
+                StartingWorldPoint = Points[0];
+                EndingWorldPoint = Points[Points.Length - 1];
+            }
+
+            LocalGeometry = new RoundedPoint2DCollection(numberOfDecimalPlaces, Points.ProjectToLZ().ToArray());
+        }
+
+        /// <summary>
+        /// Gets the local coordinate with rounded values based on the geometry of the surface line and the given world coordinate.
+        /// </summary>
+        /// <param name="worldCoordinate">The world coordinate to get the local coordinate for.</param>
+        /// <returns>The local coordinate.</returns>
+        public Point2D GetLocalPointFromGeometry(Point3D worldCoordinate)
+        {
+            int count = Points.Length;
+            if (count <= 1)
+            {
+                return new Point2D(double.NaN, double.NaN);
+            }
+
+            Point3D first = Points.First();
+            Point3D last = Points.Last();
+            var firstPoint = new Point2D(first.X, first.Y);
+            var lastPoint = new Point2D(last.X, last.Y);
+
+            Point2D localCoordinate = worldCoordinate.ProjectIntoLocalCoordinates(firstPoint, lastPoint);
+            return new Point2D(new RoundedDouble(numberOfDecimalPlaces, localCoordinate.X),
+                               new RoundedDouble(numberOfDecimalPlaces, localCoordinate.Y));
+        }
+
+        /// <summary>
+        /// Gets the height of the projected <see cref="MechanismSurfaceLineBase"/> at a L=<paramref name="l"/>.
+        /// </summary>
+        /// <param name="l">The L coordinate from where to take the height of the <see cref="MechanismSurfaceLineBase"/>.</param>
+        /// <returns>The height of the <see cref="MechanismSurfaceLineBase"/> at L=<paramref name="l"/>.</returns>
+        /// <exception cref="MechanismSurfaceLineException">Thrown when the <see cref="MechanismSurfaceLineBase"/>
+        /// intersection point at <paramref name="l"/> have a significant difference in their y coordinate.</exception>
+        /// <exception cref="ArgumentOutOfRangeException">Thrown when <paramref name="l"/> is not in range of the LZ-projected <see cref="Points"/>.</exception>
+        /// <exception cref="InvalidOperationException">Thrown when <see cref="Points"/> is empty.</exception>
+        public double GetZAtL(RoundedDouble l)
+        {
+            ValidateHasPoints();
+
+            if (!ValidateInRange(l))
+            {
+                var localRangeL = new Range<double>(LocalGeometry.First().X, LocalGeometry.Last().X);
+                string outOfRangeMessage = string.Format(Resources.MechanismSurfaceLineBase_0_L_needs_to_be_in_Range_1_,
+                                                         Resources.MechanismSurfaceLineBase_GetZAtL_Cannot_determine_height,
+                                                         localRangeL.ToString(FormattableConstants.ShowAtLeastOneDecimal, CultureInfo.CurrentCulture));
+                throw new ArgumentOutOfRangeException(null, outOfRangeMessage);
+            }
+
+            var segments = new Collection<Segment2D>();
+            for (var i = 1; i < LocalGeometry.Count(); i++)
+            {
+                segments.Add(new Segment2D(LocalGeometry.ElementAt(i - 1), LocalGeometry.ElementAt(i)));
+            }
+
+            IEnumerable<Point2D> intersectionPoints = Math2D.SegmentsIntersectionWithVerticalLine(segments, l).OrderBy(p => p.Y).ToArray();
+
+            const double intersectionTolerance = 1e-2;
+            bool equalIntersections = Math.Abs(intersectionPoints.First().Y - intersectionPoints.Last().Y) < intersectionTolerance;
+
+            if (equalIntersections)
+            {
+                return intersectionPoints.First().Y;
+            }
+
+            string message = string.Format(Resources.MechanismSurfaceLineBase_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l, l);
+            throw new MechanismSurfaceLineException(message);
+        }
+
+        /// <summary>
+        /// Checks whether <paramref name="localCoordinateL"/> is in range of the geometry projected in local coordinate system 
+        /// where the points are ordered on the L-coordinate being monotonically non-decreasing.
+        /// </summary>
+        /// <param name="localCoordinateL">The local L-coordinate value to check for.</param>
+        /// <returns><c>true</c> when local L-coordinate is in range of the local geometry. <c>false</c> otherwise.</returns>
+        public bool ValidateInRange(double localCoordinateL)
+        {
+            Point2D firstLocalPoint = LocalGeometry.First();
+            Point2D lastLocalPoint = LocalGeometry.Last();
+            var roundedLocalCoordinateL = new RoundedDouble(numberOfDecimalPlaces, localCoordinateL);
+            return !(firstLocalPoint.X > roundedLocalCoordinateL) && !(lastLocalPoint.X < roundedLocalCoordinateL);
+        }
+
+        /// <summary>
+        /// Finds a point from <see cref="Points"/> which is at the same position as <paramref name="point"/>.
+        /// </summary>
+        /// <param name="point">The location of a point from <see cref="Points"/>.</param>
+        /// <returns>The <see cref="Point3D"/> from <see cref="Points"/> at the same location as <paramref name="point"/>.</returns>
+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="point"/> is <c>null</c>.</exception>
+        protected Point3D GetPointFromGeometry(Point3D point)
+        {
+            if (point == null)
+            {
+                throw new ArgumentNullException(nameof(point), @"Cannot find a point in geometry using a null point.");
+            }
+            return Points.FirstOrDefault(p => p.Equals(point));
+        }
+
+        /// <summary>
+        /// Creates a configured <exception cref="ArgumentException"/> for the case that a characteristic point
+        /// is not in the geometry of the surface line.
+        /// </summary>
+        /// <param name="point">The point that is not in the geometry.</param>
+        /// <param name="characteristicPointDescription">The description of the characteristic point.</param>
+        /// <returns>Returns a configured <exception cref="ArgumentException"/>.</returns>
+        protected static ArgumentException CreatePointNotInGeometryException(Point3D point, string characteristicPointDescription)
+        {
+            string message = string.Format(Resources.MechanismSurfaceLineBase_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_,
+                                           point,
+                                           characteristicPointDescription);
+            return new ArgumentException(message);
+        }
+
+        /// <summary>
+        /// Checks whether the current <see cref="Points"/> collection is not empty.
+        /// </summary>
+        /// <exception cref="InvalidOperationException">Thrown when <see cref="Points"/> is empty.</exception>
+        private void ValidateHasPoints()
+        {
+            if (!Points.Any())
+            {
+                throw new InvalidOperationException(Resources.MechanismSurfaceLineBase_SurfaceLine_has_no_Geometry);
+            }
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.Designer.cs
===================================================================
diff -u -r42589a013431937bdf0165af5fda1228d235629a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision 42589a013431937bdf0165af5fda1228d235629a)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -571,6 +571,71 @@
         }
         
         /// <summary>
+        ///   Looks up a localized string similar to {0} De lokale coördinaat moet in het bereik {1} liggen..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_0_L_needs_to_be_in_Range_1_ {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_0_L_needs_to_be_in_Range_1_", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Een punt in de geometrie voor de profielschematisatie heeft geen waarde..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_A_point_in_the_collection_was_null {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_A_point_in_the_collection_was_null", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Kan geen hoogte bepalen op het punt met de lokale coördinaat {0}, omdat de profielschematisatie verticaal loopt op dat punt..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_Cannot_determine_reliable_z_when_surface_line_is_vertica" +
+                        "l_in_l", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to De geometrie die opgegeven werd voor de profielschematisatie heeft geen waarde..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_Collection_of_points_for_geometry_is_null {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_Collection_of_points_for_geometry_is_null", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Kan geen hoogte bepalen..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_GetZAtL_Cannot_determine_height {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_GetZAtL_Cannot_determine_height", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to De geometrie bevat geen punt op locatie {0} om als &apos;{1}&apos; in te stellen..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_ {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_SetCharacteristicPointAt_Geometry_does_not_contain_point" +
+                        "_at_0_to_assign_as_characteristic_point_1_", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to De profielschematisatie heeft geen geometrie..
+        /// </summary>
+        public static string MechanismSurfaceLineBase_SurfaceLine_has_no_Geometry {
+            get {
+                return ResourceManager.GetString("MechanismSurfaceLineBase_SurfaceLine_has_no_Geometry", resourceCulture);
+            }
+        }
+        
+        /// <summary>
         ///   Looks up a localized string similar to De waarde voor &apos;N&apos; moet in het bereik {0} liggen..
         /// </summary>
         public static string N_Value_should_be_in_Range_0_ {
Index: Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.resx
===================================================================
diff -u -r42589a013431937bdf0165af5fda1228d235629a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.resx	(.../Resources.resx)	(revision 42589a013431937bdf0165af5fda1228d235629a)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/Properties/Resources.resx	(.../Resources.resx)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -345,4 +345,25 @@
   <data name="CharacteristicPoint_SurfaceLevelOutside" xml:space="preserve">
     <value>Maaiveld buitenwaarts</value>
   </data>
+  <data name="MechanismSurfaceLineBase_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l" xml:space="preserve">
+    <value>Kan geen hoogte bepalen op het punt met de lokale coördinaat {0}, omdat de profielschematisatie verticaal loopt op dat punt.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_A_point_in_the_collection_was_null" xml:space="preserve">
+    <value>Een punt in de geometrie voor de profielschematisatie heeft geen waarde.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_Collection_of_points_for_geometry_is_null" xml:space="preserve">
+    <value>De geometrie die opgegeven werd voor de profielschematisatie heeft geen waarde.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_0_L_needs_to_be_in_Range_1_" xml:space="preserve">
+    <value>{0} De lokale coördinaat moet in het bereik {1} liggen.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_SurfaceLine_has_no_Geometry" xml:space="preserve">
+    <value>De profielschematisatie heeft geen geometrie.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_GetZAtL_Cannot_determine_height" xml:space="preserve">
+    <value>Kan geen hoogte bepalen.</value>
+  </data>
+  <data name="MechanismSurfaceLineBase_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_" xml:space="preserve">
+    <value>De geometrie bevat geen punt op locatie {0} om als '{1}' in te stellen.</value>
+  </data>
 </root>
\ No newline at end of file
Index: Ringtoets/Common/src/Ringtoets.Common.Data/Ringtoets.Common.Data.csproj
===================================================================
diff -u -rc85ca2f2e11233d67691e5680a6f1374ba4a504d -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Common/src/Ringtoets.Common.Data/Ringtoets.Common.Data.csproj	(.../Ringtoets.Common.Data.csproj)	(revision c85ca2f2e11233d67691e5680a6f1374ba4a504d)
+++ Ringtoets/Common/src/Ringtoets.Common.Data/Ringtoets.Common.Data.csproj	(.../Ringtoets.Common.Data.csproj)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -60,6 +60,7 @@
     <Compile Include="DikeProfiles\IUseBreakWater.cs" />
     <Compile Include="DikeProfiles\IUseForeshore.cs" />
     <Compile Include="Exceptions\IllustrationPointConversionException.cs" />
+    <Compile Include="Exceptions\MechanismSurfaceLineException.cs" />
     <Compile Include="FailureMechanism\AssessmentLayerOneState.cs" />
     <Compile Include="Hydraulics\CalculationConvergence.cs" />
     <Compile Include="Hydraulics\DesignWaterLevelCalculation.cs" />
@@ -84,6 +85,7 @@
     <Compile Include="Hydraulics\IHydraulicBoundaryWrapperCalculation.cs" />
     <Compile Include="Hydraulics\WaveHeightCalculation.cs" />
     <Compile Include="IMechanismSurfaceLine.cs" />
+    <Compile Include="MechanismSurfaceLineBase.cs" />
     <Compile Include="Probabilistics\LogNormalDistributionDesignVariableCalculator.cs" />
     <Compile Include="Probabilistics\NormalDistributionDesignVariableCalculator.cs" />
     <Compile Include="Probabilistics\PercentileBasedDesignVariableCalculator.cs" />
Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/Exceptions/MechanismSurfaceLineExceptionTest.cs
===================================================================
diff -u
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/Exceptions/MechanismSurfaceLineExceptionTest.cs	(revision 0)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/Exceptions/MechanismSurfaceLineExceptionTest.cs	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -0,0 +1,32 @@
+// Copyright (C) Stichting Deltares 2017. All rights reserved.
+//
+// This file is part of Ringtoets.
+//
+// Ringtoets is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+// All names, logos, and references to "Deltares" are registered trademarks of
+// Stichting Deltares and remain full property of Stichting Deltares at all times.
+// All rights reserved.
+
+using System;
+using Core.Common.TestUtil;
+using NUnit.Framework;
+using Ringtoets.Common.Data.Exceptions;
+
+namespace Ringtoets.Common.Data.Test.Exceptions
+{
+    [TestFixture]
+    public class MechanismSurfaceLineExceptionTest :
+        CustomExceptionDesignGuidelinesTestFixture<MechanismSurfaceLineException, Exception> {}
+}
\ No newline at end of file
Index: Ringtoets/Common/test/Ringtoets.Common.Data.Test/Ringtoets.Common.Data.Test.csproj
===================================================================
diff -u -rbe44404797296f09605f5fc861c87f5766c14478 -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Common/test/Ringtoets.Common.Data.Test/Ringtoets.Common.Data.Test.csproj	(.../Ringtoets.Common.Data.Test.csproj)	(revision be44404797296f09605f5fc861c87f5766c14478)
+++ Ringtoets/Common/test/Ringtoets.Common.Data.Test/Ringtoets.Common.Data.Test.csproj	(.../Ringtoets.Common.Data.Test.csproj)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -71,6 +71,7 @@
     <Compile Include="DikeProfiles\ForeshoreProfileCollectionTest.cs" />
     <Compile Include="DikeProfiles\ForeshoreProfileTest.cs" />
     <Compile Include="Exceptions\IllustrationPointConversionExceptionTest.cs" />
+    <Compile Include="Exceptions\MechanismSurfaceLineExceptionTest.cs" />
     <Compile Include="FailureMechanism\AssessmentLayerOneStateTest.cs" />
     <Compile Include="FailureMechanism\AssessmentLayerTwoAResultTest.cs" />
     <Compile Include="Hydraulics\CalculationConvergenceTest.cs" />
Index: Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Data/DerivedPipingInput.cs	(.../DerivedPipingInput.cs)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -23,10 +23,10 @@
 using System.Collections.Generic;
 using System.Linq;
 using Core.Common.Base.Data;
+using Ringtoets.Common.Data.Exceptions;
 using Ringtoets.Common.Data.Probabilistics;
 using Ringtoets.Piping.InputParameterCalculation;
 using Ringtoets.Piping.Primitives;
-using Ringtoets.Piping.Primitives.Exceptions;
 
 namespace Ringtoets.Piping.Data
 {
@@ -507,7 +507,7 @@
             }
             catch (Exception e)
             {
-                if (e is PipingSurfaceLineException || e is InvalidOperationException || e is ArgumentException)
+                if (e is MechanismSurfaceLineException || e is InvalidOperationException || e is ArgumentException)
                 {
                     return double.NaN;
                 }
@@ -524,7 +524,7 @@
             }
             catch (Exception e)
             {
-                if (e is PipingSurfaceLineException || e is InvalidOperationException || e is ArgumentException)
+                if (e is MechanismSurfaceLineException || e is InvalidOperationException || e is ArgumentException)
                 {
                     return double.NaN;
                 }
Fisheye: Tag fc7fef209ce94b913bf4bfb974abd71242b4769d refers to a dead (removed) revision in file `Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Exceptions/PipingSurfaceLineException.cs'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSurfaceLine.cs
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSurfaceLine.cs	(.../PipingSurfaceLine.cs)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Primitives/PipingSurfaceLine.cs	(.../PipingSurfaceLine.cs)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -20,58 +20,18 @@
 // All rights reserved.
 
 using System;
-using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.Globalization;
-using System.Linq;
-using Core.Common.Base;
-using Core.Common.Base.Data;
 using Core.Common.Base.Geometry;
 using Ringtoets.Common.Data;
-using Ringtoets.Piping.Primitives.Exceptions;
-using Ringtoets.Piping.Primitives.Properties;
 using RingtoetsCommonDataResources = Ringtoets.Common.Data.Properties.Resources;
 
 namespace Ringtoets.Piping.Primitives
 {
     /// <summary>
     /// Definition of a surface line for piping.
     /// </summary>
-    public class PipingSurfaceLine : Observable, IMechanismSurfaceLine
+    public class PipingSurfaceLine : MechanismSurfaceLineBase
     {
-        private const int numberOfDecimalPlaces = 2;
-
         /// <summary>
-        /// Initializes a new instance of the <see cref="PipingSurfaceLine"/> class.
-        /// </summary>
-        public PipingSurfaceLine()
-        {
-            Name = string.Empty;
-            Points = new Point3D[0];
-            LocalGeometry = new RoundedPoint2DCollection(2, new Point2D[0]);
-        }
-
-        /// <summary>
-        /// Gets or sets the name of the surface line.
-        /// </summary>
-        public string Name { get; set; }
-
-        /// <summary>
-        /// Gets the 3D points describing the geometry of the surface line.
-        /// </summary>
-        public Point3D[] Points { get; private set; }
-
-        /// <summary>
-        /// Gets the first 3D geometry point defining the surface line in world coordinates.
-        /// </summary>
-        public Point3D StartingWorldPoint { get; private set; }
-
-        /// <summary>
-        /// Gets the last 3D geometry point defining the surface line in world coordinates.
-        /// </summary>
-        public Point3D EndingWorldPoint { get; private set; }
-
-        /// <summary>
         /// Gets the location of dike toe when approaching from outside 
         /// the polder.
         /// </summary>
@@ -108,43 +68,6 @@
         public Point3D DitchPolderSide { get; private set; }
 
         /// <summary>
-        /// Gets or sets the reference line intersection point in world coordinates.
-        /// </summary>
-        public Point2D ReferenceLineIntersectionWorldPoint { get; set; }
-
-        /// <summary>
-        /// Gets the 2D points describing the local geometry of the surface line.
-        /// </summary>
-        public RoundedPoint2DCollection LocalGeometry { get; private set; }
-
-        /// <summary>
-        /// Sets the geometry of the surface line.
-        /// </summary>
-        /// <param name="points">The collection of points defining the surface line geometry.</param>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="points"/> is <c>null</c>.</exception>
-        /// <exception cref="ArgumentException">Thrown when any element of <paramref name="points"/> is <c>null</c>.</exception>
-        public void SetGeometry(IEnumerable<Point3D> points)
-        {
-            if (points == null)
-            {
-                throw new ArgumentNullException(nameof(points), Resources.PipingSurfaceLine_Collection_of_points_for_geometry_is_null);
-            }
-            if (points.Any(p => p == null))
-            {
-                throw new ArgumentException(Resources.PipingSurfaceLine_A_point_in_the_collection_was_null);
-            }
-            Points = points.Select(p => new Point3D(p)).ToArray();
-
-            if (Points.Length > 0)
-            {
-                StartingWorldPoint = Points[0];
-                EndingWorldPoint = Points[Points.Length - 1];
-            }
-
-            LocalGeometry = new RoundedPoint2DCollection(numberOfDecimalPlaces, Points.ProjectToLZ().ToArray());
-        }
-
-        /// <summary>
         /// Sets the <see cref="DitchPolderSide"/> at the given point.
         /// </summary>
         /// <param name="point">The location as a <see cref="Point3D"/> which to set as the <see cref="DitchPolderSide"/>.</param>
@@ -247,85 +170,6 @@
         }
 
         /// <summary>
-        /// Gets the height of the projected <see cref="PipingSurfaceLine"/> at a L=<paramref name="l"/>.
-        /// </summary>
-        /// <param name="l">The L coordinate from where to take the height of the <see cref="PipingSurfaceLine"/>.</param>
-        /// <returns>The height of the <see cref="PipingSurfaceLine"/> at L=<paramref name="l"/>.</returns>
-        /// <exception cref="PipingSurfaceLineException">Thrown when the <see cref="PipingSurfaceLine"/>
-        /// intersection point at <paramref name="l"/> have a significant difference in their y coordinate.</exception>
-        /// <exception cref="ArgumentOutOfRangeException">Thrown when <paramref name="l"/> is not in range of the LZ-projected <see cref="Points"/>.</exception>
-        /// <exception cref="InvalidOperationException">Thrown when <see cref="Points"/> is empty.</exception>
-        public double GetZAtL(RoundedDouble l)
-        {
-            ValidateHasPoints();
-
-            if (!ValidateInRange(l))
-            {
-                var localRangeL = new Range<double>(LocalGeometry.First().X, LocalGeometry.Last().X);
-                string outOfRangeMessage = string.Format(Resources.PipingSurfaceLine_0_L_needs_to_be_in_Range_1_,
-                                                         Resources.PipingSurfaceLine_GetZAtL_Cannot_determine_height,
-                                                         localRangeL.ToString(FormattableConstants.ShowAtLeastOneDecimal, CultureInfo.CurrentCulture));
-                throw new ArgumentOutOfRangeException(null, outOfRangeMessage);
-            }
-
-            var segments = new Collection<Segment2D>();
-            for (var i = 1; i < LocalGeometry.Count(); i++)
-            {
-                segments.Add(new Segment2D(LocalGeometry.ElementAt(i - 1), LocalGeometry.ElementAt(i)));
-            }
-
-            IEnumerable<Point2D> intersectionPoints = Math2D.SegmentsIntersectionWithVerticalLine(segments, l).OrderBy(p => p.Y).ToArray();
-
-            const double intersectionTolerance = 1e-2;
-            bool equalIntersections = Math.Abs(intersectionPoints.First().Y - intersectionPoints.Last().Y) < intersectionTolerance;
-
-            if (equalIntersections)
-            {
-                return intersectionPoints.First().Y;
-            }
-
-            string message = string.Format(Resources.PipingSurfaceLine_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l, l);
-            throw new PipingSurfaceLineException(message);
-        }
-
-        /// <summary>
-        /// Checks whether <paramref name="localCoordinateL"/> is in range of the geometry projected in local coordinate system 
-        /// where the points are ordered on the L-coordinate being monotonically non-decreasing.
-        /// </summary>
-        /// <param name="localCoordinateL">The local L-coordinate value to check for.</param>
-        /// <returns><c>true</c> when local L-coordinate is in range of the local geometry. <c>false</c> otherwise.</returns>
-        public bool ValidateInRange(double localCoordinateL)
-        {
-            Point2D firstLocalPoint = LocalGeometry.First();
-            Point2D lastLocalPoint = LocalGeometry.Last();
-            var roundedLocalCoordinateL = new RoundedDouble(numberOfDecimalPlaces, localCoordinateL);
-            return !(firstLocalPoint.X > roundedLocalCoordinateL) && !(lastLocalPoint.X < roundedLocalCoordinateL);
-        }
-
-        /// <summary>
-        /// Gets the local coordinate with rounded values based on the geometry of the surface line and the given world coordinate.
-        /// </summary>
-        /// <param name="worldCoordinate">The world coordinate to get the local coordinate for.</param>
-        /// <returns>The local coordinate.</returns>
-        public Point2D GetLocalPointFromGeometry(Point3D worldCoordinate)
-        {
-            int count = Points.Length;
-            if (count <= 1)
-            {
-                return new Point2D(double.NaN, double.NaN);
-            }
-
-            Point3D first = Points.First();
-            Point3D last = Points.Last();
-            var firstPoint = new Point2D(first.X, first.Y);
-            var lastPoint = new Point2D(last.X, last.Y);
-
-            Point2D localCoordinate = worldCoordinate.ProjectIntoLocalCoordinates(firstPoint, lastPoint);
-            return new Point2D(new RoundedDouble(numberOfDecimalPlaces, localCoordinate.X),
-                               new RoundedDouble(numberOfDecimalPlaces, localCoordinate.Y));
-        }
-
-        /// <summary>
         /// Copies the property values of the <paramref name="fromSurfaceLine"/> to 
         /// the <see cref="PipingSurfaceLine"/>.
         /// </summary>
@@ -462,40 +306,5 @@
             }
             return true;
         }
-
-        /// <summary>
-        /// Finds a point from <see cref="Points"/> which is at the same position as <paramref name="point"/>.
-        /// </summary>
-        /// <param name="point">The location of a point from <see cref="Points"/>.</param>
-        /// <returns>The <see cref="Point3D"/> from <see cref="Points"/> at the same location as <paramref name="point"/>.</returns>
-        /// <exception cref="ArgumentNullException">Thrown when <paramref name="point"/> is <c>null</c>.</exception>
-        private Point3D GetPointFromGeometry(Point3D point)
-        {
-            if (point == null)
-            {
-                throw new ArgumentNullException(nameof(point), @"Cannot find a point in geometry using a null point.");
-            }
-            return Points.FirstOrDefault(p => p.Equals(point));
-        }
-
-        private static ArgumentException CreatePointNotInGeometryException(Point3D point, string characteristicPointDescription)
-        {
-            string message = string.Format(Resources.PipingSurfaceLine_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_,
-                                           point,
-                                           characteristicPointDescription);
-            return new ArgumentException(message);
-        }
-
-        /// <summary>
-        /// Checks whether the current <see cref="Points"/> collection is not empty.
-        /// </summary>
-        /// <exception cref="InvalidOperationException">Thrown when <see cref="Points"/> is empty.</exception>
-        private void ValidateHasPoints()
-        {
-            if (!Points.Any())
-            {
-                throw new InvalidOperationException(Resources.PipingSurfaceLine_SurfaceLine_has_no_Geometry);
-            }
-        }
     }
 }
\ No newline at end of file
Index: Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.Designer.cs
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -98,69 +98,5 @@
                 return ResourceManager.GetString("PipingSoilProfile_Layers_Layer_top_below_profile_bottom", resourceCulture);
             }
         }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to {0} De lokale coördinaat moet in het bereik {1} liggen..
-        /// </summary>
-        public static string PipingSurfaceLine_0_L_needs_to_be_in_Range_1_ {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_0_L_needs_to_be_in_Range_1_", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to Een punt in de geometrie voor de profielschematisatie heeft geen waarde..
-        /// </summary>
-        public static string PipingSurfaceLine_A_point_in_the_collection_was_null {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_A_point_in_the_collection_was_null", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to Kan geen hoogte bepalen op het punt met de lokale coördinaat {0}, omdat de profielschematisatie verticaal loopt op dat punt..
-        /// </summary>
-        public static string PipingSurfaceLine_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to De geometrie die opgegeven werd voor de profielschematisatie heeft geen waarde..
-        /// </summary>
-        public static string PipingSurfaceLine_Collection_of_points_for_geometry_is_null {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_Collection_of_points_for_geometry_is_null", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to Kan geen hoogte bepalen..
-        /// </summary>
-        public static string PipingSurfaceLine_GetZAtL_Cannot_determine_height {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_GetZAtL_Cannot_determine_height", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to De geometrie bevat geen punt op locatie {0} om als &apos;{1}&apos; in te stellen..
-        /// </summary>
-        public static string PipingSurfaceLine_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_ {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_t" +
-                        "o_assign_as_characteristic_point_1_", resourceCulture);
-            }
-        }
-        
-        /// <summary>
-        ///   Looks up a localized string similar to De profielschematisatie heeft geen geometrie..
-        /// </summary>
-        public static string PipingSurfaceLine_SurfaceLine_has_no_Geometry {
-            get {
-                return ResourceManager.GetString("PipingSurfaceLine_SurfaceLine_has_no_Geometry", resourceCulture);
-            }
-        }
     }
 }
Index: Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.resx
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.resx	(.../Resources.resx)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Properties/Resources.resx	(.../Resources.resx)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -120,27 +120,6 @@
   <data name="Error_Cannot_Construct_PipingSoilProfile_Without_Layers" xml:space="preserve">
     <value>Geen lagen gevonden voor de ondergrondschematisatie.</value>
   </data>
-  <data name="PipingSurfaceLine_Cannot_determine_reliable_z_when_surface_line_is_vertical_in_l" xml:space="preserve">
-    <value>Kan geen hoogte bepalen op het punt met de lokale coördinaat {0}, omdat de profielschematisatie verticaal loopt op dat punt.</value>
-  </data>
-  <data name="PipingSurfaceLine_A_point_in_the_collection_was_null" xml:space="preserve">
-    <value>Een punt in de geometrie voor de profielschematisatie heeft geen waarde.</value>
-  </data>
-  <data name="PipingSurfaceLine_Collection_of_points_for_geometry_is_null" xml:space="preserve">
-    <value>De geometrie die opgegeven werd voor de profielschematisatie heeft geen waarde.</value>
-  </data>
-  <data name="PipingSurfaceLine_0_L_needs_to_be_in_Range_1_" xml:space="preserve">
-    <value>{0} De lokale coördinaat moet in het bereik {1} liggen.</value>
-  </data>
-  <data name="PipingSurfaceLine_SurfaceLine_has_no_Geometry" xml:space="preserve">
-    <value>De profielschematisatie heeft geen geometrie.</value>
-  </data>
-  <data name="PipingSurfaceLine_GetZAtL_Cannot_determine_height" xml:space="preserve">
-    <value>Kan geen hoogte bepalen.</value>
-  </data>
-  <data name="PipingSurfaceLine_SetCharacteristicPointAt_Geometry_does_not_contain_point_at_0_to_assign_as_characteristic_point_1_" xml:space="preserve">
-    <value>De geometrie bevat geen punt op locatie {0} om als '{1}' in te stellen.</value>
-  </data>
   <data name="PipingSoilProfile_Layers_Layer_top_below_profile_bottom" xml:space="preserve">
     <value>Eén of meerdere lagen hebben een top onder de bodem van de ondergrondschematisatie.</value>
   </data>
Index: Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Ringtoets.Piping.Primitives.csproj
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Ringtoets.Piping.Primitives.csproj	(.../Ringtoets.Piping.Primitives.csproj)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/src/Ringtoets.Piping.Primitives/Ringtoets.Piping.Primitives.csproj	(.../Ringtoets.Piping.Primitives.csproj)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -42,7 +42,6 @@
     <Compile Include="..\..\..\..\Core\Common\src\Core.Common.Version\GlobalAssembly.cs">
       <Link>Properties\GlobalAssembly.cs</Link>
     </Compile>
-    <Compile Include="Exceptions\PipingSurfaceLineException.cs" />
     <Compile Include="PipingSoilLayer.cs" />
     <Compile Include="PipingSoilProfile.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
Fisheye: Tag fc7fef209ce94b913bf4bfb974abd71242b4769d refers to a dead (removed) revision in file `Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/Exceptions/PipingSurfaceLineExceptionTest.cs'.
Fisheye: No comparison available.  Pass `N' to diff?
Index: Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/PipingSurfaceLineTest.cs
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/PipingSurfaceLineTest.cs	(.../PipingSurfaceLineTest.cs)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/PipingSurfaceLineTest.cs	(.../PipingSurfaceLineTest.cs)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -28,7 +28,7 @@
 using Core.Common.TestUtil;
 using Core.Common.Utils;
 using NUnit.Framework;
-using Ringtoets.Piping.Primitives.Exceptions;
+using Ringtoets.Common.Data.Exceptions;
 
 namespace Ringtoets.Piping.Primitives.Test
 {
@@ -223,7 +223,7 @@
         }
 
         [Test]
-        public void GetZAtL_SurfaceLineVerticalAtL_ThrowsPipingSurfaceLineException()
+        public void GetZAtL_SurfaceLineVerticalAtL_ThrowsMechanismSurfaceLineException()
         {
             // Setup
             double testZ = new Random(22).NextDouble();
@@ -242,7 +242,7 @@
             TestDelegate test = () => surfaceLine.GetZAtL(l);
 
             // Assert
-            var exception = Assert.Throws<PipingSurfaceLineException>(test);
+            var exception = Assert.Throws<MechanismSurfaceLineException>(test);
             string message = $"Kan geen hoogte bepalen op het punt met de lokale coördinaat {l}, omdat de profielschematisatie verticaal loopt op dat punt.";
             Assert.AreEqual(message, exception.Message);
         }
Index: Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/Ringtoets.Piping.Primitives.Test.csproj
===================================================================
diff -u -raa49537188229065df91b1a931f088c32115702a -rfc7fef209ce94b913bf4bfb974abd71242b4769d
--- Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/Ringtoets.Piping.Primitives.Test.csproj	(.../Ringtoets.Piping.Primitives.Test.csproj)	(revision aa49537188229065df91b1a931f088c32115702a)
+++ Ringtoets/Piping/test/Ringtoets.Piping.Primitives.Test/Ringtoets.Piping.Primitives.Test.csproj	(.../Ringtoets.Piping.Primitives.Test.csproj)	(revision fc7fef209ce94b913bf4bfb974abd71242b4769d)
@@ -53,7 +53,6 @@
     <Compile Include="..\..\..\..\Core\Common\src\Core.Common.Version\GlobalAssembly.cs">
       <Link>Properties\GlobalAssembly.cs</Link>
     </Compile>
-    <Compile Include="Exceptions\PipingSurfaceLineExceptionTest.cs" />
     <Compile Include="PipingSoilLayerTest.cs" />
     <Compile Include="PipingSoilProfileTest.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />