diff --git a/src/Airports/apt_loader.cxx b/src/Airports/apt_loader.cxx
index e64ee5923..34cccff20 100644
--- a/src/Airports/apt_loader.cxx
+++ b/src/Airports/apt_loader.cxx
@@ -39,6 +39,7 @@
 #include <simgear/misc/sgstream.hxx>
 #include <simgear/misc/strutils.hxx>
 #include <simgear/structure/exception.hxx>
+#include <simgear/bucket/newbucket.hxx>
 
 #include <string>
 
diff --git a/src/Navaids/positioned.cxx b/src/Navaids/positioned.cxx
index bbd044306..500de332b 100644
--- a/src/Navaids/positioned.cxx
+++ b/src/Navaids/positioned.cxx
@@ -30,11 +30,10 @@
 #include <boost/algorithm/string/case_conv.hpp>
 #include <boost/algorithm/string/predicate.hpp>
 
-#include <simgear/math/sg_geodesy.hxx>
 #include <simgear/timing/timestamp.hxx>
 #include <simgear/debug/logstream.hxx>
 #include <simgear/structure/exception.hxx>
-#include <simgear/math/SGBox.hxx>
+#include <simgear/math/SGGeometry.hxx>
 
 #include "positioned.hxx"
 
@@ -55,27 +54,6 @@ namespace Octree
 const double LEAF_SIZE = SG_NM_TO_METER * 8.0;
 const double LEAF_SIZE_SQR = LEAF_SIZE * LEAF_SIZE;
 
-typedef SGBox<double> SGBoxd;
-
-template<typename T1, typename T2>
-inline bool
-intersects(const SGVec3<T1>& v, const SGBox<T2>& box)
-{
-  if (v[0] < box.getMin()[0])
-    return false;
-  if (box.getMax()[0] < v[0])
-    return false;
-  if (v[1] < box.getMin()[1])
-    return false;
-  if (box.getMax()[1] < v[1])
-    return false;
-  if (v[2] < box.getMin()[2])
-    return false;
-  if (box.getMax()[2] < v[2])
-    return false;
-  return true;
-}
-
 /**
  * Decorate an object with a double value, and use that value to order 
  * items, for the purpoises of the STL algorithms
@@ -156,28 +134,11 @@ public:
 
     double distSqrToNearest(const SGVec3d& aPos) const
     {
-        return distSqr(aPos, getClosestPoint(aPos));
+        return distSqr(aPos, _box.getClosestPoint(aPos));
     }
     
     virtual void insert(FGPositioned* aP) = 0;
     
-    SGVec3d getClosestPoint(const SGVec3d& aPos) const
-    {
-      SGVec3d r;
-      
-      for (unsigned int i=0;i<3; ++i) {
-        if (aPos[i] < _box.getMin()[i]) {
-          r[i] = _box.getMin()[i];
-        } else if (aPos[i] > _box.getMax()[i]) {
-          r[i] = _box.getMax()[i];
-        } else {
-          r[i] = aPos[i];
-        }
-      } // of axis iteration
-      
-      return r;
-    }
-    
     virtual void visit(const SGVec3d& aPos, double aCutoff, 
       FGPositioned::Filter* aFilter, 
       FindNearestResults& aResults, FindNearestPQueue&) = 0;
@@ -728,12 +689,6 @@ FGPositioned::createUserWaypoint(const std::string& aIdent, const SGGeod& aPos)
   return new FGPositioned(WAYPOINT, aIdent, aPos, true);
 }
 
-SGBucket
-FGPositioned::bucket() const
-{
-  return SGBucket(mPosition);
-}
-
 SGVec3d
 FGPositioned::cart() const
 {
diff --git a/src/Navaids/positioned.hxx b/src/Navaids/positioned.hxx
index 37f8910c1..d5f9b3672 100644
--- a/src/Navaids/positioned.hxx
+++ b/src/Navaids/positioned.hxx
@@ -24,7 +24,7 @@
 #include <vector>
 
 #include <simgear/structure/SGSharedPtr.hxx>
-#include <simgear/bucket/newbucket.hxx>
+#include <simgear/math/SGMath.hxx>
 
 class FGPositioned;
 
@@ -88,8 +88,6 @@ public:
    */
   SGVec3d cart() const;
 
-  SGBucket bucket() const;
-  
   double latitude() const
   { return mPosition.getLatitudeDeg(); }