diff --git a/examples/ImplicitTransportDefs.hpp b/examples/ImplicitTransportDefs.hpp
new file mode 100644
index 00000000..2b3f3712
--- /dev/null
+++ b/examples/ImplicitTransportDefs.hpp
@@ -0,0 +1,91 @@
+
+#ifndef OPENRS_IMPLICITTRANSPORTDEFS_HEADER
+#define OPENRS_IMPLICITTRANSPORTDEFS_HEADER
+
+#include <dune/porsol/opmtransport/src/NormSupport.hpp>
+#include <dune/porsol/opmtransport/src/ImplicitTransport.hpp>
+template <class Ostream, class Collection>
+Ostream&
+operator<<(Ostream& os, const Collection& c)
+{
+    typedef typename Collection::value_type VT;
+
+    os << "[ ";
+    std::copy(c.begin(), c.end(), ::std::ostream_iterator<VT>(os, " "));
+    os << "]";
+
+    return os;
+}
+template <class Vector>
+class MaxNorm {
+	public:
+	    static double
+	    norm(const Vector& v) {
+		return  Opm::ImplicitTransportDefault::AccumulationNorm <Vector,  Opm::ImplicitTransportDefault::MaxAbs>::norm(v);
+	    }
+};
+
+template <int np = 2>
+class ReservoirState { 
+public:
+    ReservoirState(const grid_t* g)
+        : press_ (g->number_of_cells),
+          fpress_(g->number_of_faces),
+          flux_  (g->number_of_faces),
+          sat_   (np * g->number_of_cells)
+    {}
+
+    ::std::vector<double>& pressure    () { return press_ ; }
+    ::std::vector<double>& facepressure() { return fpress_; }
+    ::std::vector<double>& faceflux    () { return flux_  ; }
+    ::std::vector<double>& saturation  () { return sat_   ; }
+
+    const ::std::vector<double>& faceflux    () const { return flux_; }
+    const ::std::vector<double>& saturation  () const { return sat_ ; }
+ 
+private:
+    ::std::vector<double> press_ ;
+    ::std::vector<double> fpress_;
+    ::std::vector<double> flux_  ;
+    ::std::vector<double> sat_   ;
+};
+class Rock {
+public:
+    Rock(::std::size_t nc, ::std::size_t dim)
+        : dim_ (dim           ),
+          perm_(nc * dim * dim),
+          poro_(nc            ) {}
+
+    const ::std::vector<double>& perm() const { return perm_; }
+    const ::std::vector<double>& poro() const { return poro_; }
+
+    void
+    perm_homogeneous(double k) {
+        setVector(0.0, perm_);
+
+        const ::std::size_t d2 = dim_ * dim_;
+
+        for (::std::size_t c = 0, nc = poro_.size(); c < nc; ++c) {
+            for (::std::size_t i = 0; i < dim_; ++i) {
+                perm_[c*d2 + i*(dim_ + 1)] = k;
+            }
+        }
+    }
+
+    void
+    poro_homogeneous(double phi) {
+        setVector(phi, poro_);
+    }
+
+private:
+    void
+    setVector(double x, ::std::vector<double>& v) {
+        ::std::fill(v.begin(), v.end(), x);
+    }
+
+    ::std::size_t         dim_ ;
+    ::std::vector<double> perm_;
+    ::std::vector<double> poro_;
+};
+
+#endif // /OPENRS_IMPLICITTRANSPORTDEFS_HEADER