Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/DataTypes/SerializableFailureMechanismAssemblyResult.cs
===================================================================
diff -u
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/DataTypes/SerializableFailureMechanismAssemblyResult.cs	(revision 0)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Model/DataTypes/SerializableFailureMechanismAssemblyResult.cs	(revision 3c6655d802e8c8a7f1b3fec37e96778fedb3f278)
@@ -0,0 +1,88 @@
+// 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.Xml.Serialization;
+using Ringtoets.AssemblyTool.IO.Model.Enums;
+
+namespace Ringtoets.AssemblyTool.IO.Model.DataTypes
+{
+    /// <summary>
+    /// Class describing a serializable failure mechanism assembly result.
+    /// </summary>
+    public class SerializableFailureMechanismAssemblyResult
+    {
+        /// <summary>
+        /// Creates a new instance of <see cref="SerializableFailureMechanismAssemblyResult"/>.
+        /// </summary>
+        public SerializableFailureMechanismAssemblyResult()
+        {
+            Status = "VOLLDG";
+        }
+
+        /// <summary>
+        /// Creates a new instance of <see cref="SerializableFailureMechanismAssemblyResult"/>.
+        /// </summary>
+        /// <param name="assemblyMethod">The method used to assemble this result.</param>
+        /// <param name="categoryGroup">The category group of this assembly result.</param>
+        /// <param name="probability">The probability of this assembly result.</param>
+        public SerializableFailureMechanismAssemblyResult(AssemblyMethod assemblyMethod,
+                                                          SerializableFailureMechanismCategoryGroup categoryGroup,
+                                                          double? probability = null) : this()
+        {
+            CategoryGroup = categoryGroup;
+            Probability = probability;
+            AssemblyMethod = assemblyMethod;
+        }
+
+        /// <summary>
+        /// Gets or sets the name of the method used to assemble this result.
+        /// </summary>
+        [XmlElement(AssemblyXmlIdentifiers.AssemblyMethod)]
+        public AssemblyMethod AssemblyMethod { get; set; }
+
+        /// <summary>
+        /// Gets or sets the category group of this assembly result.
+        /// </summary>
+        [XmlElement(AssemblyXmlIdentifiers.AssessmentSectionCategoryGroup)]
+        public SerializableFailureMechanismCategoryGroup CategoryGroup { get; set; }
+
+        /// <summary>
+        /// Gets or sets the probability of this assembly result.
+        /// </summary>
+        [XmlElement(AssemblyXmlIdentifiers.Probability)]
+        public double? Probability { get; set; }
+
+        /// <summary>
+        /// Gets or sets the status of this assembly result.
+        /// </summary>
+        [XmlElement(AssemblyXmlIdentifiers.Status)]
+        public string Status { get; set; }
+
+        /// <summary>
+        /// Determines whether <see cref="Probability"/> should be serialized.
+        /// </summary>
+        /// <returns><c>true</c> if <see cref="Probability"/> has a value, <c>false</c> otherwise.</returns>
+        public bool ShouldSerializeProbability()
+        {
+            return Probability.HasValue;
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Ringtoets.AssemblyTool.IO.csproj
===================================================================
diff -u -r245fc0e0843e3ac3694436d2a9cef6504c308559 -r3c6655d802e8c8a7f1b3fec37e96778fedb3f278
--- Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Ringtoets.AssemblyTool.IO.csproj	(.../Ringtoets.AssemblyTool.IO.csproj)	(revision 245fc0e0843e3ac3694436d2a9cef6504c308559)
+++ Ringtoets/AssemblyTool/src/Ringtoets.AssemblyTool.IO/Ringtoets.AssemblyTool.IO.csproj	(.../Ringtoets.AssemblyTool.IO.csproj)	(revision 3c6655d802e8c8a7f1b3fec37e96778fedb3f278)
@@ -27,6 +27,7 @@
     <Compile Include="Model\SerializableAssessmentSection.cs" />
     <Compile Include="Model\SerializableAssessmentProcess.cs" />
     <Compile Include="Model\SerializableLine.cs" />
+    <Compile Include="Model\DataTypes\SerializableFailureMechanismAssemblyResult.cs" />
     <Compile Include="Model\SerializableLineString.cs" />
     <Compile Include="Model\SerializableMeasure.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/DataTypes/SerializableFailureMechanismAssemblyResultTest.cs
===================================================================
diff -u
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/DataTypes/SerializableFailureMechanismAssemblyResultTest.cs	(revision 0)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Model/DataTypes/SerializableFailureMechanismAssemblyResultTest.cs	(revision 3c6655d802e8c8a7f1b3fec37e96778fedb3f278)
@@ -0,0 +1,93 @@
+// 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.AssemblyTool.IO.Model.DataTypes;
+using Ringtoets.AssemblyTool.IO.Model.Enums;
+using Ringtoets.AssemblyTool.IO.TestUtil;
+
+namespace Ringtoets.AssemblyTool.IO.Test.Model.DataTypes
+{
+    [TestFixture]
+    public class SerializableFailureMechanismAssemblyResultTest
+    {
+        [Test]
+        public void DefaultConstructor_ReturnsDefaultValues()
+        {
+            // Call
+            var assemblyResult = new SerializableFailureMechanismAssemblyResult();
+
+            // Assert
+            Assert.AreEqual((AssemblyMethod) 0, assemblyResult.AssemblyMethod);
+            Assert.AreEqual((SerializableFailureMechanismCategoryGroup) 0, assemblyResult.CategoryGroup);
+            Assert.IsNull(assemblyResult.Probability);
+            Assert.AreEqual("VOLLDG", assemblyResult.Status);
+
+            SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableFailureMechanismAssemblyResult>(
+                nameof(SerializableFailureMechanismAssemblyResult.AssemblyMethod), "assemblagemethode");
+            SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableFailureMechanismAssemblyResult>(
+                nameof(SerializableFailureMechanismAssemblyResult.CategoryGroup), "categorieTraject");
+            SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableFailureMechanismAssemblyResult>(
+                nameof(SerializableFailureMechanismAssemblyResult.Probability), "faalkans");
+            SerializableAttributeTestHelper.AssertXmlElementAttribute<SerializableFailureMechanismAssemblyResult>(
+                nameof(SerializableFailureMechanismAssemblyResult.Status), "status");
+        }
+
+        [Test]
+        public void Constructor_WithValidData_ReturnsExpectedValues()
+        {
+            // Setup
+            var random = new Random(39);
+            var category = random.NextEnumValue<SerializableFailureMechanismCategoryGroup>();
+            var assemblyMethod = random.NextEnumValue<AssemblyMethod>();
+            double probability = random.NextDouble();
+
+            // Call
+            var assemblyResult = new SerializableFailureMechanismAssemblyResult(assemblyMethod, category, probability);
+
+            // Assert
+            Assert.AreEqual(category, assemblyResult.CategoryGroup);
+            Assert.AreEqual(probability, assemblyResult.Probability);
+            Assert.AreEqual(assemblyMethod, assemblyResult.AssemblyMethod);
+        }
+
+        [Test]
+        [TestCase(0.5, true)]
+        [TestCase(null, false)]
+        public void ShouldSerializeProbability_WithProbabilityValues_ReturnsExpectedValue(double? probability, bool expectedShouldSerialize)
+        {
+            // Setup
+            var random = new Random(39);
+            var assemblyResult = new SerializableFailureMechanismAssemblyResult(
+                random.NextEnumValue<AssemblyMethod>(),
+                random.NextEnumValue<SerializableFailureMechanismCategoryGroup>(),
+                probability);
+
+            // Call
+            bool shouldSerialize = assemblyResult.ShouldSerializeProbability();
+
+            // Assert
+            Assert.AreEqual(expectedShouldSerialize, shouldSerialize);
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Ringtoets.AssemblyTool.IO.Test.csproj
===================================================================
diff -u -r245fc0e0843e3ac3694436d2a9cef6504c308559 -r3c6655d802e8c8a7f1b3fec37e96778fedb3f278
--- Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Ringtoets.AssemblyTool.IO.Test.csproj	(.../Ringtoets.AssemblyTool.IO.Test.csproj)	(revision 245fc0e0843e3ac3694436d2a9cef6504c308559)
+++ Ringtoets/AssemblyTool/test/Ringtoets.AssemblyTool.IO.Test/Ringtoets.AssemblyTool.IO.Test.csproj	(.../Ringtoets.AssemblyTool.IO.Test.csproj)	(revision 3c6655d802e8c8a7f1b3fec37e96778fedb3f278)
@@ -15,6 +15,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Model\DataTypes\SerializableFailureMechanismAssemblyResultTest.cs" />
     <Compile Include="Model\Enums\AssemblyXmlEnumIdentifiersTest.cs" />
     <Compile Include="Model\Enums\AssemblyMethodTest.cs" />
     <Compile Include="Model\Enums\SerializableFailureMechanismCategoryGroupTest.cs" />