diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h
index fc64acaa541..b5c09bede41 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h
@@ -13,6 +13,7 @@
 #include "LiquidDensity.h"
 #include "LiquidViscosity.h"
 #include "PermeabilityData.h"
+#include "SpecificBodyForceData.h"
 #include "ThermoOsmosis.h"
 
 namespace ProcessLib::ThermoRichardsMechanics
@@ -47,6 +48,12 @@ struct DarcyLawModel
               ThermoOsmosisData<DisplacementDim> const& th_osmosis_data,
               DarcyLawData<DisplacementDim>& out) const;
 
+    static DarcyLawModel create(
+        SpecificBodyForceData<DisplacementDim> const& specific_body_force_data)
+    {
+        return DarcyLawModel{specific_body_force_data.specific_body_force};
+    }
+
 private:
     /// Gravity vector (specific body force).
     Eigen::Vector<double, DisplacementDim> const b_;
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h
index 6b4d4192069..6c782cfc9e5 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h
@@ -16,6 +16,7 @@
 #include "LiquidViscosity.h"
 #include "PermeabilityData.h"
 #include "Saturation.h"
+#include "SpecificBodyForceData.h"
 #include "TRMStorage.h"
 #include "TRMVaporDiffusion.h"
 
@@ -59,6 +60,12 @@ struct EqPModel
               TRMStorageData const& storage_data,
               EqPData<DisplacementDim>& out) const;
 
+    static EqPModel create(
+        SpecificBodyForceData<DisplacementDim> const& specific_body_force_data)
+    {
+        return EqPModel{specific_body_force_data.specific_body_force};
+    }
+
 private:
     /// Gravity vector (specific body force).
     Eigen::Vector<double, DisplacementDim> const b_;
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h
index b2567998b7a..b121d18a39f 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h
@@ -13,6 +13,7 @@
 #include "LiquidDensity.h"
 #include "Saturation.h"
 #include "SolidDensity.h"
+#include "SpecificBodyForceData.h"
 
 namespace ProcessLib::ThermoRichardsMechanics
 {
@@ -39,6 +40,12 @@ struct GravityModel
               SaturationDataDeriv const& dS_L_data,
               GravityData<DisplacementDim>& out) const;
 
+    static GravityModel create(
+        SpecificBodyForceData<DisplacementDim> const& specific_body_force_data)
+    {
+        return GravityModel{specific_body_force_data.specific_body_force};
+    }
+
 private:
     Eigen::Vector<double, DisplacementDim> const specific_body_force_;
 };
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/SpecificBodyForceData.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/SpecificBodyForceData.h
new file mode 100644
index 00000000000..52a97e9019c
--- /dev/null
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/SpecificBodyForceData.h
@@ -0,0 +1,21 @@
+/**
+ * \file
+ * \copyright
+ * Copyright (c) 2012-2024, OpenGeoSys Community (http://www.opengeosys.org)
+ *            Distributed under a Modified BSD License.
+ *              See accompanying file LICENSE.txt or
+ *              http://www.opengeosys.org/project/license
+ */
+
+#pragma once
+
+#include <Eigen/Core>
+
+namespace ProcessLib::ThermoRichardsMechanics
+{
+template <int DisplacementDim>
+struct SpecificBodyForceData
+{
+    Eigen::Vector<double, DisplacementDim> specific_body_force;
+};
+}  // namespace ProcessLib::ThermoRichardsMechanics
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveData.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveData.h
index e47149cb92e..d419d433165 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveData.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveData.h
@@ -16,6 +16,7 @@
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqT.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EquivalentPlasticStrainData.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h"
+#include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/LiquidViscosity.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Porosity.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Saturation.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/SolidDensity.h"
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveModels.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveModels.h
index 49c65fa0e4b..44170724b22 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveModels.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/ConstitutiveModels.h
@@ -10,6 +10,7 @@
 
 #pragma once
 
+#include "ProcessLib/Graph/ConstructModels.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqT.h"
@@ -60,32 +61,11 @@ ConstitutiveModels<DisplacementDim> createConstitutiveModels(
     TRMProcessData const& process_data,
     SolidConstitutiveRelation<DisplacementDim> const& solid_material)
 {
-    return {
-        {},
-        SolidMechanicsModel<DisplacementDim>{solid_material},
-        SolidCompressibilityModel<DisplacementDim,
-                                  SolidConstitutiveRelation<DisplacementDim>>{
-            solid_material},
-        {},
-        {},
-        {},
-
-        {},
-        {},
-        GravityModel<DisplacementDim>{process_data.specific_body_force},
-        {},
-        {},
-        {},
-        {},
-        DarcyLawModel<DisplacementDim>{process_data.specific_body_force},
-        {},
-        {},
-
-        {},
-        {},
-        {},
-        EqPModel<DisplacementDim>{process_data.specific_body_force},
-        {}};
+    return ProcessLib::Graph::constructModels<
+        ConstitutiveModels<DisplacementDim>>(
+        SpecificBodyForceData<DisplacementDim>{
+            process_data.specific_body_force},
+        solid_material);
 }
 
 }  // namespace ConstitutiveStressSaturation_StrainPressureTemperature
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidCompressibilityModel.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidCompressibilityModel.h
index c5f2a204280..0fd177ff58b 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidCompressibilityModel.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidCompressibilityModel.h
@@ -18,6 +18,7 @@ namespace ProcessLib::ThermoRichardsMechanics
 {
 namespace ConstitutiveStressSaturation_StrainPressureTemperature
 {
+// TODO remove typename SolidMaterial
 template <int DisplacementDim, typename SolidMaterial>
 struct SolidCompressibilityModel
 {
@@ -38,6 +39,11 @@ struct SolidCompressibilityModel
                 x_t.t, x_t.x, &s_mech_data_stateless.stiffness_tensor);
     }
 
+    static SolidCompressibilityModel create(SolidMaterial const& solid_material)
+    {
+        return SolidCompressibilityModel{solid_material};
+    }
+
 private:
     SolidMaterial const& solid_material_;
 };
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidMechanics.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidMechanics.h
index 2abd44e50e3..334d27effeb 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidMechanics.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStressSaturation_StrainPressureTemperature/SolidMechanics.h
@@ -47,6 +47,12 @@ struct SolidMechanicsModel
               PrevState<SaturationData> const& S_L_prev_data,
               SaturationData& S_L_data, SaturationDataDeriv& dS_L_data) const;
 
+    static SolidMechanicsModel create(
+        SolidConstitutiveRelation<DisplacementDim> const& solid_material)
+    {
+        return SolidMechanicsModel{solid_material};
+    }
+
 private:
     SolidConstitutiveRelation<DisplacementDim> const& solid_material_;
 
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveData.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveData.h
index 2b417113aba..0ea905b8ee5 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveData.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveData.h
@@ -16,6 +16,7 @@
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqT.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EquivalentPlasticStrainData.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Gravity.h"
+#include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/LiquidViscosity.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Porosity.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/Saturation.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/SolidDensity.h"
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveModels.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveModels.h
index 52e970cf195..bbba7bffb5d 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveModels.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ConstitutiveModels.h
@@ -11,6 +11,7 @@
 #pragma once
 
 #include "ElasticTangentStiffnessModel.h"
+#include "ProcessLib/Graph/ConstructModels.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/DarcyLaw.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqP.h"
 #include "ProcessLib/ThermoRichardsMechanics/ConstitutiveCommon/EqT.h"
@@ -65,36 +66,11 @@ ConstitutiveModels<DisplacementDim> createConstitutiveModels(
     TRMProcessData const& process_data,
     SolidConstitutiveRelation<DisplacementDim> const& solid_material)
 {
-    return {
-        ElasticTangentStiffnessModel<DisplacementDim>{solid_material},
-        {} /* BiotModel */,
-        SolidCompressibilityModel<DisplacementDim,
-                                  SolidConstitutiveRelation<DisplacementDim>>{
-            solid_material},
-        {} /* SaturationModel<DisplacementDim> */,
-        {} /* BishopsModel */,
-        {} /* BishopsPrevModel */,
-        {} /* PorosityModel<DisplacementDim> */,
-
-        {} /* SwellingModel<DisplacementDim> */,
-        {} /* SolidThermalExpansionModel<DisplacementDim> */,
-        SolidMechanicsModel<DisplacementDim>{solid_material},
-        {} /* LiquidDensityModel<DisplacementDim> */,
-
-        {} /* SolidDensityModel<DisplacementDim> */,
-        GravityModel<DisplacementDim>{process_data.specific_body_force},
-        {} /* LiquidViscosityModel<DisplacementDim> */,
-        {} /* TransportPorosityModel<DisplacementDim> */,
-        {} /* PermeabilityModel<DisplacementDim> */,
-        {} /* ThermoOsmosisModel<DisplacementDim> */,
-        DarcyLawModel<DisplacementDim>{process_data.specific_body_force},
-        {} /* TRMHeatStorageAndFluxModel<DisplacementDim> */,
-        {} /* TRMVaporDiffusionModel<DisplacementDim> */,
-        {} /* FluidThermalExpansionModel<DisplacementDim> */,
-        {} /* TRMStorageModel<DisplacementDim> */,
-        EqPModel<DisplacementDim>{process_data.specific_body_force},
-        {} /* EqTModel<DisplacementDim> */
-    };
+    return ProcessLib::Graph::constructModels<
+        ConstitutiveModels<DisplacementDim>>(
+        SpecificBodyForceData<DisplacementDim>{
+            process_data.specific_body_force},
+        solid_material);
 }
 }  // namespace ConstitutiveStress_StrainTemperature
 }  // namespace ProcessLib::ThermoRichardsMechanics
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ElasticTangentStiffnessModel.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ElasticTangentStiffnessModel.h
index 63922ed9fde..e697d859edf 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ElasticTangentStiffnessModel.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/ElasticTangentStiffnessModel.h
@@ -31,6 +31,12 @@ struct ElasticTangentStiffnessModel
               TemperatureData<DisplacementDim> const& T_data,
               ElasticTangentStiffnessData<DisplacementDim>& out) const;
 
+    static ElasticTangentStiffnessModel create(
+        SolidConstitutiveRelation<DisplacementDim> const& solid_material)
+    {
+        return ElasticTangentStiffnessModel{solid_material};
+    }
+
 private:
     SolidConstitutiveRelation<DisplacementDim> const& solid_material_;
 };
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidCompressibilityModel.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidCompressibilityModel.h
index c4566a5cce3..ac98ccf44af 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidCompressibilityModel.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidCompressibilityModel.h
@@ -18,6 +18,7 @@ namespace ProcessLib::ThermoRichardsMechanics
 {
 namespace ConstitutiveStress_StrainTemperature
 {
+// TODO remove typename SolidMaterial
 template <int DisplacementDim, typename SolidMaterial>
 struct SolidCompressibilityModel
 {
@@ -35,6 +36,11 @@ struct SolidCompressibilityModel
                                               x_t.t, x_t.x, &C_el_data.C_el);
     }
 
+    static SolidCompressibilityModel create(SolidMaterial const& solid_material)
+    {
+        return SolidCompressibilityModel{solid_material};
+    }
+
 private:
     SolidMaterial const& solid_material_;
 };
diff --git a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidMechanics.h b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidMechanics.h
index 908f052ec8f..ceb8d3ebbb1 100644
--- a/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidMechanics.h
+++ b/ProcessLib/ThermoRichardsMechanics/ConstitutiveStress_StrainTemperature/SolidMechanics.h
@@ -76,6 +76,12 @@ struct SolidMechanicsModel
         return solid_material_.getInternalVariables();
     }
 
+    static SolidMechanicsModel create(
+        SolidConstitutiveRelation<DisplacementDim> const& solid_material)
+    {
+        return SolidMechanicsModel{solid_material};
+    }
+
 private:
     SolidConstitutiveRelation<DisplacementDim> const& solid_material_;
 };