diff --git a/opm/parser/eclipse/CMakeLists.txt b/opm/parser/eclipse/CMakeLists.txt
index f597701f5..ccfca755c 100644
--- a/opm/parser/eclipse/CMakeLists.txt
+++ b/opm/parser/eclipse/CMakeLists.txt
@@ -80,7 +80,8 @@ EclipseState/Grid/Box.cpp
 EclipseState/Grid/BoxManager.cpp
 EclipseState/Grid/FaceDir.cpp
 EclipseState/Grid/TransMult.cpp        
-EclipseState/Grid/EclipseGrid.cpp)
+EclipseState/Grid/EclipseGrid.cpp
+EclipseState/Grid/FaultFace.cpp)
 
 set (utility_source
 Utility/SingleRecordTable.cpp
@@ -141,7 +142,8 @@ EclipseState/Grid/GridProperties.hpp
 EclipseState/Grid/Box.hpp
 EclipseState/Grid/BoxManager.hpp
 EclipseState/Grid/FaceDir.hpp
-EclipseState/Grid/TransMult.hpp        
+EclipseState/Grid/TransMult.hpp       
+EclipseState/Grid/FaultFace.hpp
 #
 Utility/WconinjeWrapper.hpp
 Utility/CompdatWrapper.hpp
diff --git a/opm/parser/eclipse/EclipseState/Grid/FaultFace.cpp b/opm/parser/eclipse/EclipseState/Grid/FaultFace.cpp
new file mode 100644
index 000000000..4d886c5d1
--- /dev/null
+++ b/opm/parser/eclipse/EclipseState/Grid/FaultFace.cpp
@@ -0,0 +1,81 @@
+/*
+  Copyright 2014 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM 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.
+
+  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#include <stdexcept>
+
+#include <opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp>
+
+namespace Opm {
+
+    FaultFace::FaultFace(size_t nx , size_t ny , size_t nz,
+                         size_t I1 , size_t I2,
+                         size_t J1 , size_t J2,
+                         size_t K1 , size_t K2,
+                         FaceDir::DirEnum faceDir) 
+        : m_faceDir( faceDir )
+    {
+        checkCoord(nx , I1,I2);
+        checkCoord(ny , J1,J2);
+        checkCoord(nz , K1,K2);
+
+
+        if ((faceDir == FaceDir::XPlus) || (faceDir == FaceDir::XMinus))
+            if (I1 != I2)
+                throw std::invalid_argument("When the face is in X direction we must have I1 == I2");
+        
+        if ((faceDir == FaceDir::YPlus) || (faceDir == FaceDir::YMinus))
+            if (J1 != J2)
+                throw std::invalid_argument("When the face is in Y direction we must have J1 == J2");
+        
+        if ((faceDir == FaceDir::ZPlus) || (faceDir == FaceDir::ZMinus))
+            if (K1 != K2)
+                throw std::invalid_argument("When the face is in Z direction we must have K1 == K2");
+
+
+        for (size_t k=K1; k <= K2; k++)
+            for (size_t j=J1; j <= J2; j++)
+                for (size_t i=I1; i <= I2; i++) {
+                    size_t globalIndex = i + j*nx + k*nx*ny;
+                    m_indexList.push_back( globalIndex );
+                }
+    }
+
+    
+    void FaultFace::checkCoord(size_t dim , size_t l1 , size_t l2) {
+        if (l1 > l2)
+            throw std::invalid_argument("Invalid coordinates");
+
+        if (l2 >= dim)
+            throw std::invalid_argument("Invalid coordinates");            
+    }
+
+
+    std::vector<size_t>::const_iterator FaultFace::begin() const {
+        return m_indexList.begin();
+    }
+    
+    std::vector<size_t>::const_iterator FaultFace::end() const {
+        return m_indexList.end();
+    }
+    
+
+    FaceDir::DirEnum FaultFace::getDir() const {
+        return m_faceDir;
+    }
+
+}
diff --git a/opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp b/opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp
new file mode 100644
index 000000000..e32d65628
--- /dev/null
+++ b/opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp
@@ -0,0 +1,51 @@
+/*
+  Copyright 2014 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM 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.
+
+  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#ifndef FAULT_FACE_HPP_
+#define FAULT_FACE_HPP_
+
+#include <cstddef>
+#include <vector>
+
+#include <opm/parser/eclipse/EclipseState/Grid/FaceDir.hpp>
+
+namespace Opm {
+
+
+class FaultFace {
+public:
+    FaultFace(size_t nx , size_t ny , size_t nz,
+              size_t I1 , size_t I2,
+              size_t J1 , size_t J2,
+              size_t K1 , size_t K2,
+              FaceDir::DirEnum faceDir);
+    
+    std::vector<size_t>::const_iterator begin() const;
+    std::vector<size_t>::const_iterator end() const;
+    FaceDir::DirEnum getDir() const;
+    
+private:    
+    static void checkCoord(size_t dim , size_t l1 , size_t l2);
+    FaceDir::DirEnum m_faceDir;
+    std::vector<size_t> m_indexList;
+};
+
+
+}
+
+#endif
diff --git a/opm/parser/eclipse/EclipseState/Grid/tests/CMakeLists.txt b/opm/parser/eclipse/EclipseState/Grid/tests/CMakeLists.txt
index ecd29a248..2107ebdc5 100644
--- a/opm/parser/eclipse/EclipseState/Grid/tests/CMakeLists.txt
+++ b/opm/parser/eclipse/EclipseState/Grid/tests/CMakeLists.txt
@@ -31,3 +31,8 @@ add_executable(runTransMultTests TransMultTests.cpp)
 target_link_libraries(runTransMultTests Parser ${Boost_LIBRARIES})
 add_test(NAME runTransMultTests WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} COMMAND ${TEST_MEMCHECK_TOOL} ${EXECUTABLE_OUTPUT_PATH}/runTransMultTests )
 
+
+add_executable(runFaultTests FaultTests.cpp)
+target_link_libraries(runFaultTests Parser ${Boost_LIBRARIES})
+add_test(NAME runFaultTests WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} COMMAND ${TEST_MEMCHECK_TOOL} ${EXECUTABLE_OUTPUT_PATH}/runFaultTests )
+
diff --git a/opm/parser/eclipse/EclipseState/Grid/tests/FaultTests.cpp b/opm/parser/eclipse/EclipseState/Grid/tests/FaultTests.cpp
new file mode 100644
index 000000000..1c0fac648
--- /dev/null
+++ b/opm/parser/eclipse/EclipseState/Grid/tests/FaultTests.cpp
@@ -0,0 +1,74 @@
+/*
+  Copyright 2014 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM 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.
+
+  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdexcept>
+#include <iostream>
+#include <boost/filesystem.hpp>
+
+#define BOOST_TEST_MODULE FaultTests
+#include <boost/test/unit_test.hpp>
+#include <boost/date_time/posix_time/posix_time.hpp>
+
+#include <opm/parser/eclipse/EclipseState/Grid/FaultFace.hpp>
+#include <opm/parser/eclipse/EclipseState/Grid/FaceDir.hpp>
+
+
+
+BOOST_AUTO_TEST_CASE(CreateInvalidFace) {
+    // I out of range
+    BOOST_CHECK_THROW( Opm::FaultFace(10,10,10,10 , 10 , 1 , 1 , 5 , 5 , Opm::FaceDir::XPlus) , std::invalid_argument );
+
+    // I1 != I2 when face == X
+    BOOST_CHECK_THROW( Opm::FaultFace( 10,10,10, 1 , 3  , 1 , 1 , 5 , 5 , Opm::FaceDir::XPlus) , std::invalid_argument );
+
+    // J1 < J2
+    BOOST_CHECK_THROW( Opm::FaultFace(  10,10,10,3 , 3  , 3 , 1 , 5 , 5 , Opm::FaceDir::XPlus) , std::invalid_argument );
+
+}
+
+
+BOOST_AUTO_TEST_CASE(CreateFace) {
+    std::shared_ptr<Opm::FaultFace> face1 = std::make_shared<Opm::FaultFace>(10,10,10,0, 2  , 0 , 0 , 0 , 0 , Opm::FaceDir::YPlus);
+    std::shared_ptr<Opm::FaultFace> face2 = std::make_shared<Opm::FaultFace>(10,10,10,0, 2  , 1 , 1 , 0 , 0 , Opm::FaceDir::YPlus);
+    std::shared_ptr<Opm::FaultFace> face3 = std::make_shared<Opm::FaultFace>(10,10,10,0, 2  , 0 , 0 , 1 , 1 , Opm::FaceDir::YPlus);
+
+    std::vector<size_t> trueValues1{0,1,2};
+    std::vector<size_t> trueValues2{10,11,12};
+    std::vector<size_t> trueValues3{100,101,102};
+    size_t i = 0;
+
+    {
+        auto iter3 = face3->begin();
+        auto iter2 = face2->begin();
+        for (auto iter1 = face1->begin(); iter1 != face1->end(); ++iter1) {
+            size_t index1 = *iter1;
+            size_t index2 = *iter2;
+            size_t index3 = *iter3;
+        
+            BOOST_CHECK_EQUAL( index1 , trueValues1[i] );
+            BOOST_CHECK_EQUAL( index2 , trueValues2[i] );
+            BOOST_CHECK_EQUAL( index3 , trueValues3[i] );
+
+            ++iter2;
+            ++iter3;
+            ++i;
+        }
+    }
+    BOOST_CHECK_EQUAL( face1->getDir() , Opm::FaceDir::YPlus);
+}
diff --git a/opm/parser/eclipse/EclipseState/Grid/tests/FaultsTests.cpp b/opm/parser/eclipse/EclipseState/Grid/tests/FaultsTests.cpp
new file mode 100644
index 000000000..9b0e5dba2
--- /dev/null
+++ b/opm/parser/eclipse/EclipseState/Grid/tests/FaultsTests.cpp
@@ -0,0 +1,34 @@
+/*
+  Copyright 2014 Statoil ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM 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.
+
+  OPM 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 OPM.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdexcept>
+#include <iostream>
+#include <boost/filesystem.hpp>
+
+#define BOOST_TEST_MODULE FaultsTests
+#include <boost/test/unit_test.hpp>
+#include <boost/date_time/posix_time/posix_time.hpp>
+
+#include <opm/parser/eclipse/EclipseState/Grid/FaultCollection.hpp>
+
+
+BOOST_AUTO_TEST_CASE(CreateFaultCollection) {
+    Opm::FaultCollection faults;
+    BOOST_CHECK_EQUAL( faults.size() , 0 );
+}