Index: Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs
===================================================================
diff -u
--- Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs	(revision 0)
+++ Riskeer/Piping/src/Riskeer.Piping.Data/Probabilistic/PartialProbabilisticPipingOutput.cs	(revision 1ae80053660205589e62dcbcab805d470c8644eb)
@@ -0,0 +1,86 @@
+// Copyright (C) Stichting Deltares 2019. All rights reserved.
+//
+// This file is part of Riskeer.
+//
+// Riskeer 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 Riskeer.Common.Data.IllustrationPoints;
+
+namespace Riskeer.Piping.Data.Probabilistic
+{
+    /// <summary>
+    /// This class contains the result of a sub-calculation for a <see cref="ProbabilisticPipingCalculation"/>.
+    /// </summary>
+    public class PartialProbabilisticPipingOutput : ICloneable
+    {
+        /// <summary>
+        /// Creates a new instance of <see cref="PartialProbabilisticPipingOutput"/>.
+        /// </summary>
+        /// <param name="reliability">The reliability of the calculation.</param>
+        /// <param name="generalResult">The general result of this output with the 
+        /// fault tree illustration points.</param>
+        public PartialProbabilisticPipingOutput(double reliability,
+                                                GeneralResult<TopLevelFaultTreeIllustrationPoint> generalResult)
+        {
+            Reliability = reliability;
+            GeneralResult = generalResult;
+        }
+
+        /// <summary>
+        /// Gets the reliability of the calculation.
+        /// </summary>
+        public double Reliability { get; }
+
+        /// <summary>
+        /// Gets the value indicating whether the output contains a general result with illustration points.
+        /// </summary>
+        public bool HasGeneralResult
+        {
+            get
+            {
+                return GeneralResult != null;
+            }
+        }
+
+        /// <summary>
+        /// Gets the general result with the fault tree illustration points.
+        /// </summary>
+        public GeneralResult<TopLevelFaultTreeIllustrationPoint> GeneralResult { get; private set; }
+
+        /// <summary>
+        /// Clears the illustration points of the output.
+        /// </summary>
+        public void ClearIllustrationPoints()
+        {
+            GeneralResult = null;
+        }
+
+        public object Clone()
+        {
+            var clone = (PartialProbabilisticPipingOutput) MemberwiseClone();
+
+            if (GeneralResult != null)
+            {
+                clone.GeneralResult = (GeneralResult<TopLevelFaultTreeIllustrationPoint>) GeneralResult.Clone();
+            }
+
+            return clone;
+        }
+    }
+}
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