diff --git a/kite/src/BuildPowerRails.cpp b/kite/src/BuildPowerRails.cpp
index 604fea56..6048087b 100644
--- a/kite/src/BuildPowerRails.cpp
+++ b/kite/src/BuildPowerRails.cpp
@@ -381,12 +381,16 @@ namespace {
   void  PowerRailsPlanes::Rail::merge ( DbU::Unit source, DbU::Unit target )
   {
     Interval chunkMerge ( source, target );
+    ltrace(300) << "    Rail::merge() " << chunkMerge << endl;
 
     list<Interval>::iterator imerge = _chunks.end();
     list<Interval>::iterator ichunk = _chunks.begin();
 
     while ( ichunk != _chunks.end() ) {
-      if ( chunkMerge.getVMax() < (*ichunk).getVMin() ) break;
+      if ( chunkMerge.getVMax() < (*ichunk).getVMin() ) {
+        _chunks.insert ( ichunk, chunkMerge );
+        break;
+      }
 
       if ( chunkMerge.intersect(*ichunk) ) {
         if ( imerge == _chunks.end() ) {
@@ -403,7 +407,7 @@ namespace {
 
     if ( imerge == _chunks.end() ) {
       _chunks.insert ( ichunk, chunkMerge );
-      ltrace(190) << "| Add on " << DbU::getValueString(_axis) << " " << chunkMerge << endl;
+      ltrace(300) << "    | Add on " << DbU::getValueString(_axis) << " " << chunkMerge << endl;
     }
   }
 
@@ -426,11 +430,14 @@ namespace {
     DbU::Unit     axisMin   = 0;
     DbU::Unit     axisMax   = 0;
 
+    if ( type == Constant::PinOnly ) {
+      ltrace(300) << "  Layer is PinOnly." << endl;
+      return;
+    }
+
     if ( getDirection() == Constant::Horizontal ) {
       list<Interval>::iterator ichunk = _chunks.begin();
       for ( ; ichunk != _chunks.end() ; ichunk++ ) {
-        if ( type == Constant::PinOnly ) continue;
-
         ltrace(300) << "  chunk: [" << DbU::getValueString((*ichunk).getVMin())
                     << ":" << DbU::getValueString((*ichunk).getVMax()) << "]" << endl;
 
@@ -456,8 +463,6 @@ namespace {
     } else {
       list<Interval>::iterator ichunk = _chunks.begin();
       for ( ; ichunk != _chunks.end() ; ichunk++ ) {
-        if ( type == Constant::PinOnly ) continue;
-
         ltrace(300) << "  chunk: [" << DbU::getValueString((*ichunk).getVMin())
                     << ":" << DbU::getValueString((*ichunk).getVMax()) << "]" << endl;
 
@@ -607,7 +612,7 @@ namespace {
   {
     Rails* rails = NULL;
 
-    ltrace(300) << "    " << net->getName() << " " << (void*)net << endl;
+    ltrace(300) << "    Plane::merge() " << net->getName() << " " << (void*)net << endl;
 
     if ( getDirection() == Constant::Horizontal ) {
       map<Net*,Rails*>::iterator irails = _horizontalRails.find(net);
@@ -626,6 +631,7 @@ namespace {
       } else
         rails = (*irails).second;
 
+      ltrace(300) << "    Vertical Merging" << endl; 
       rails->merge ( bb );
     }
   }
@@ -718,7 +724,10 @@ namespace {
     if ( not _activePlane ) return;
 
     Net* topGlobalNet = _globalNets.getRootNet ( net, Path() );
-    if ( topGlobalNet == NULL ) return;
+    if ( topGlobalNet == NULL ) {
+      ltrace(300) << "Not a global net: " << net << endl;
+      return;
+    }
 
     _activePlane->merge ( bb, topGlobalNet );
   }
@@ -881,7 +890,8 @@ namespace {
           Box bb = contact->getBoundingBox ( basicLayer );
           transformation.applyOn ( bb );
 
-          ltrace(300) << "  Merging PowerRail element: " << contact << " bb:" << bb << endl;
+          ltrace(300) << "  Merging PowerRail element: " << contact << " bb:" << bb
+                      << " " << basicLayer << endl;
           
           _powerRailsPlanes.merge ( bb, rootNet );
         }
diff --git a/kite/src/KiteEngine.cpp b/kite/src/KiteEngine.cpp
index bae024eb..da995dff 100644
--- a/kite/src/KiteEngine.cpp
+++ b/kite/src/KiteEngine.cpp
@@ -538,6 +538,7 @@ namespace Kite {
   // // NO MOVE UP FOR IT...
   //   DebugSession::addToTrace ( getCell(), "mips_r3000_core.mips_r3000_1m_dp.addsub32_carith_se.gi_3_23" );
   //   DebugSession::addToTrace ( getCell(), "mips_r3000_core.mips_r3000_1m_dp.addsub32_carith_se.gi_3_28" );
+  //DebugSession::addToTrace ( getCell(), "cout_to_pads" );
 
     createDetailedGrid ();
     buildPowerRails ();
diff --git a/kite/src/ProtectRoutingPads.cpp b/kite/src/ProtectRoutingPads.cpp
index 0c26fafb..b1e8eee5 100644
--- a/kite/src/ProtectRoutingPads.cpp
+++ b/kite/src/ProtectRoutingPads.cpp
@@ -112,7 +112,7 @@ namespace {
       Box           bb        ( segments[i]->getBoundingBox() );
 
       transformation.applyOn ( bb );
-      cinfo << "bb: " << bb << endl;
+    //cinfo << "bb: " << bb << endl;
 
       if ( direction == Constant::Horizontal ) {
         DbU::Unit axisMin = bb.getYMin() - delta;
diff --git a/kite/src/RoutingEvent.cpp b/kite/src/RoutingEvent.cpp
index 45556f80..e0ba4aeb 100644
--- a/kite/src/RoutingEvent.cpp
+++ b/kite/src/RoutingEvent.cpp
@@ -1584,10 +1584,10 @@ namespace {
           }
           otherNet      = other->getNet();
           otherOverlap  = other->getCanonicalInterval();
-          otherIsGlobal = other->isGlobal();
+          otherIsGlobal = other->isGlobal() or other->isBlockage();
         } else {
           otherOverlap.merge(other->getCanonicalInterval());
-          otherIsGlobal = otherIsGlobal or other->isGlobal();
+          otherIsGlobal = otherIsGlobal or other->isGlobal() or other->isBlockage();
         }
       }
       if ( not otherOverlap.isEmpty() ) {