diff --git a/src/OpenFOAM/expressions/exprDriver/exprDriverFields.C b/src/OpenFOAM/expressions/exprDriver/exprDriverFields.C
index f0d6db78e8..368ab87273 100644
--- a/src/OpenFOAM/expressions/exprDriver/exprDriverFields.C
+++ b/src/OpenFOAM/expressions/exprDriver/exprDriverFields.C
@@ -26,66 +26,9 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "exprDriver.H"
-#include "Tuple2.H"
 #include "FieldOps.H"
 #include "Random.H"
 
-// * * * * * * * * * * * * * * * Local Functions * * * * * * * * * * * * * * //
-
-namespace Foam
-{
-
-//! \cond file-scope
-
-template<class T1, class T2>
-static Foam::Tuple2<T1,T2> findMinData
-(
-    const Field<T1>& vals,
-    const Field<T2>& data
-)
-{
-    typedef Tuple2<T1,T2> retType;
-
-    retType result(pTraits<T1>::max, Zero);
-
-    const label i = findMin(vals);
-    if (i != -1)
-    {
-        result.first() = vals[i];
-        result.second() = data[i];
-    }
-
-    Foam::combineReduce(result, minFirstEqOp<T1>());
-    return result;
-}
-
-
-template<class T1, class T2>
-static Foam::Tuple2<T1,T2> findMaxData
-(
-     const Field<T1>& vals,
-     const Field<T2>& data
-)
-{
-    typedef Tuple2<T1,T2> retType;
-
-    retType result(pTraits<T1>::min, Zero);
-
-    const label i = findMax(vals);
-    if (i != -1)
-    {
-        result.first() = vals[i];
-        result.second() = data[i];
-    }
-
-    Foam::combineReduce(result, maxFirstEqOp<T1>());
-    return result;
-}
-
-//! \endcond
-} // End namespace Foam
-
-
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
 void Foam::expressions::exprDriver::fill_random
@@ -98,13 +41,11 @@ void Foam::expressions::exprDriver::fill_random
     if (gaussian)
     {
         Random::gaussianGeneratorOp<scalar> gen(seed);
-
         FieldOps::assign(field, field, gen);
     }
     else
     {
         Random::uniformGeneratorOp<scalar> gen(seed);
-
         FieldOps::assign(field, field, gen);
     }
 }
@@ -116,7 +57,7 @@ Foam::point Foam::expressions::exprDriver::getPositionOfMinimum
     const pointField& locs
 )
 {
-    return findMinData(vals, locs).second();
+    return FieldOps::findMinData(vals, locs).second();
 }
 
 
@@ -126,7 +67,7 @@ Foam::point Foam::expressions::exprDriver::getPositionOfMaximum
     const pointField& locs
 )
 {
-    return findMaxData(vals, locs).second();
+    return FieldOps::findMaxData(vals, locs).second();
 }
 
 
diff --git a/src/OpenFOAM/fields/Fields/Field/FieldOps.C b/src/OpenFOAM/fields/Fields/Field/FieldOps.C
index 0c9d997166..061dff27a6 100644
--- a/src/OpenFOAM/fields/Fields/Field/FieldOps.C
+++ b/src/OpenFOAM/fields/Fields/Field/FieldOps.C
@@ -25,6 +25,7 @@ License
 
 \*---------------------------------------------------------------------------*/
 
+#include "PstreamCombineReduceOps.H"
 #include <algorithm>
 
 // * * * * * * * * * * * * * * * Global Functions  * * * * * * * * * * * * * //
@@ -154,4 +155,46 @@ void Foam::FieldOps::ternarySelect
 }
 
 
+template<class T1, class T2>
+Foam::Tuple2<T1,T2> Foam::FieldOps::findMinData
+(
+    const Field<T1>& vals,
+    const Field<T2>& data
+)
+{
+    Tuple2<T1,T2> result(pTraits<T1>::max, Zero);
+
+    const label i = findMin(vals);
+    if (i != -1)
+    {
+        result.first()  = vals[i];
+        result.second() = data[i];
+    }
+
+    Foam::combineReduce(result, minFirstEqOp<T1>());
+    return result;
+}
+
+
+template<class T1, class T2>
+Foam::Tuple2<T1,T2> Foam::FieldOps::findMaxData
+(
+    const Field<T1>& vals,
+    const Field<T2>& data
+)
+{
+    Tuple2<T1,T2> result(pTraits<T1>::min, Zero);
+
+    const label i = findMax(vals);
+    if (i != -1)
+    {
+        result.first()  = vals[i];
+        result.second() = data[i];
+    }
+
+    Foam::combineReduce(result, maxFirstEqOp<T1>());
+    return result;
+}
+
+
 // ************************************************************************* //
diff --git a/src/OpenFOAM/fields/Fields/Field/FieldOps.H b/src/OpenFOAM/fields/Fields/Field/FieldOps.H
index 47ebf2917f..ebbc9650e9 100644
--- a/src/OpenFOAM/fields/Fields/Field/FieldOps.H
+++ b/src/OpenFOAM/fields/Fields/Field/FieldOps.H
@@ -39,6 +39,7 @@ SourceFiles
 
 #include "flipOp.H"
 #include "ListOps.H"
+#include "Tuple2.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
@@ -189,6 +190,26 @@ void ternarySelect
 }
 
 
+//- Locate the min value in a field and return it and associated data
+//  This can be used, for example, to return a value/position combination.
+template<class T1, class T2>
+Tuple2<T1,T2> findMinData
+(
+    const Field<T1>& vals,
+    const Field<T2>& data
+);
+
+
+//- Locate the max value in a field and return it and associated data
+//  This can be used, for example, to return a value/position combination.
+template<class T1, class T2>
+Tuple2<T1,T2> findMaxData
+(
+    const Field<T1>& vals,
+    const Field<T2>& data
+);
+
+
 } // End namespace FieldOps
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //