Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Variables/RandomHydraRingVariable.cs
===================================================================
diff -u
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Variables/RandomHydraRingVariable.cs	(revision 0)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Data/Variables/RandomHydraRingVariable.cs	(revision 649e89c7bbd4e79a738c90513f9d51d387f019a2)
@@ -0,0 +1,51 @@
+// Copyright (C) Stichting Deltares 2016. 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.
+
+namespace Ringtoets.HydraRing.Calculation.Data.Variables
+{
+    /// <summary>
+    /// Class for random Hydra-Ring variable related data.
+    /// </summary>
+    public abstract class RandomHydraRingVariable : HydraRingVariable
+    {
+        private readonly HydraRingDistributionType distributionType;
+
+        /// <summary>
+        /// Creates a new instance of <see cref="RandomHydraRingVariable"/>
+        /// </summary>
+        /// <param name="variableId">The Hydra-Ring id corresponding to the variable that is considered.</param>
+        /// <param name="deviationType">The deviation type of the variable.</param>
+        /// <param name="distributionType">The distribution type of the variable.</param>
+        protected RandomHydraRingVariable(int variableId, HydraRingDeviationType deviationType, HydraRingDistributionType distributionType) 
+            : base(variableId, deviationType)
+        {
+            this.distributionType = distributionType;
+        }
+
+        public override HydraRingDistributionType DistributionType
+        {
+            get
+            {
+                return distributionType;
+            }
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Ringtoets.HydraRing.Calculation.csproj
===================================================================
diff -u -r92ce01ec6a2ac8d64f77a2a618c6b6e410a78812 -r649e89c7bbd4e79a738c90513f9d51d387f019a2
--- Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Ringtoets.HydraRing.Calculation.csproj	(.../Ringtoets.HydraRing.Calculation.csproj)	(revision 92ce01ec6a2ac8d64f77a2a618c6b6e410a78812)
+++ Ringtoets/HydraRing/src/Ringtoets.HydraRing.Calculation/Ringtoets.HydraRing.Calculation.csproj	(.../Ringtoets.HydraRing.Calculation.csproj)	(revision 649e89c7bbd4e79a738c90513f9d51d387f019a2)
@@ -100,6 +100,7 @@
     <Compile Include="Data\Variables\HydraRingVariable.cs" />
     <Compile Include="Data\Variables\LogNormalHydraRingVariable.cs" />
     <Compile Include="Data\Variables\NormalHydraRingVariable.cs" />
+    <Compile Include="Data\Variables\RandomHydraRingVariable.cs" />
     <Compile Include="Data\Variables\RayleighNHydraRingVariable.cs" />
     <Compile Include="Data\Variables\TruncatedNormalHydraRingVariable.cs" />
     <Compile Include="Exceptions\HydraRingCalculationException.cs" />
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Variables/RandomHydraRingVariableTest.cs
===================================================================
diff -u
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Variables/RandomHydraRingVariableTest.cs	(revision 0)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Data/Variables/RandomHydraRingVariableTest.cs	(revision 649e89c7bbd4e79a738c90513f9d51d387f019a2)
@@ -0,0 +1,53 @@
+// Copyright (C) Stichting Deltares 2016. 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 NUnit.Framework;
+using Ringtoets.HydraRing.Calculation.Data;
+using Ringtoets.HydraRing.Calculation.Data.Variables;
+
+namespace Ringtoets.HydraRing.Calculation.Test.Data.Variables
+{
+    [TestFixture]
+    public class RandomHydraRingVariableTest
+    {
+        [Test]
+        public void Constructor_ExpectedValues()
+        {
+            // Setup
+            var variableId = 1;
+            var deviationType = HydraRingDeviationType.Variation;
+            var distributionType = HydraRingDistributionType.LogNormal;
+
+            // Call
+            var variable = new TestRandomHydraRingVariable(variableId, deviationType, distributionType);
+
+            // Assert
+            Assert.IsInstanceOf<HydraRingVariable>(variable);
+            Assert.AreEqual(distributionType, variable.DistributionType);
+        }
+
+        private class TestRandomHydraRingVariable : RandomHydraRingVariable
+        {
+            public TestRandomHydraRingVariable(int variableId, HydraRingDeviationType deviationType, HydraRingDistributionType distributionType) 
+                : base(variableId, deviationType, distributionType) {}
+        }
+    }
+}
\ No newline at end of file
Index: Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj
===================================================================
diff -u -r92ce01ec6a2ac8d64f77a2a618c6b6e410a78812 -r649e89c7bbd4e79a738c90513f9d51d387f019a2
--- Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj	(.../Ringtoets.HydraRing.Calculation.Test.csproj)	(revision 92ce01ec6a2ac8d64f77a2a618c6b6e410a78812)
+++ Ringtoets/HydraRing/test/Ringtoets.HydraRing.Calculation.Test/Ringtoets.HydraRing.Calculation.Test.csproj	(.../Ringtoets.HydraRing.Calculation.Test.csproj)	(revision 649e89c7bbd4e79a738c90513f9d51d387f019a2)
@@ -99,6 +99,7 @@
     <Compile Include="Data\Variables\HydraRingVariableTest.cs" />
     <Compile Include="Data\Variables\LogNormalHydraRingVariableTest.cs" />
     <Compile Include="Data\Variables\NormalHydraRingVariableTest.cs" />
+    <Compile Include="Data\Variables\RandomHydraRingVariableTest.cs" />
     <Compile Include="Data\Variables\RayleighNHydraRingVariableTest.cs" />
     <Compile Include="Data\Variables\TruncatedNormalHydraRingVariableTest.cs" />
     <Compile Include="Exceptions\HydraRingCalculationExceptionTest.cs" />