diff --git a/src/Interaction/contactSearch/ContactSearch/ContactSearch.hpp b/src/Interaction/contactSearch/ContactSearch/ContactSearch.hpp
index e024295c..59a5f10f 100644
--- a/src/Interaction/contactSearch/ContactSearch/ContactSearch.hpp
+++ b/src/Interaction/contactSearch/ContactSearch/ContactSearch.hpp
@@ -134,7 +134,7 @@ public:
 		ppwContactSearch_ = 
 			makeUnique<SearchMethodType>
 			(
-				dict(),
+				csDict,
 				this->extendedDomainBox(),
 				minD,
 				maxD,
@@ -154,10 +154,8 @@ public:
 		ContactSearch,
 		dictionary);
 
-	bool enterBroadSearchBoundary(const timeInfo& ti, bool force=false)const override
-	{
-		return enterBroadSearch(ti, force) || csBoundaries_.boundariesUpdated();
-	}
+	bool enterBroadSearchBoundary(const timeInfo& ti, bool force=false)const override;
+	
 
 	real sizeRatio()const override
 	{
@@ -171,7 +169,12 @@ public:
 	
 };
 
+template <class searchMethod>
+inline bool ContactSearch<searchMethod>::enterBroadSearchBoundary(const timeInfo &ti, bool force) const
+{
+	return performSearch(ti.iter(),force) || csBoundaries_.boundariesUpdated();
 }
 
+}
 
 #endif //__ContactSearch_hpp__
diff --git a/src/Interaction/contactSearch/contactSearch/contactSearch.cpp b/src/Interaction/contactSearch/contactSearch/contactSearch.cpp
index 7fad93ba..c76d9ee1 100644
--- a/src/Interaction/contactSearch/contactSearch/contactSearch.cpp
+++ b/src/Interaction/contactSearch/contactSearch/contactSearch.cpp
@@ -35,8 +35,7 @@ pFlow::contactSearch::contactSearch(
 	particles_(prtcl),
 	geometry_(geom),
 	bTimer_("Boundary particles contact search", &timers),
-	ppTimer_("Internal particles contact search", &timers),
-	dict_(dict)
+	ppTimer_("Internal particles contact search", &timers)
 {
 
 }
@@ -70,6 +69,7 @@ bool pFlow::contactSearch::broadSearch
 		}
 		ppTimer_.end();
 		performedSearch_ = true;
+		lastUpdated_ = ti.currentIter();
 	}
 	else
 	{
diff --git a/src/Interaction/contactSearch/contactSearch/contactSearch.hpp b/src/Interaction/contactSearch/contactSearch/contactSearch.hpp
index f9f4370f..ef274086 100644
--- a/src/Interaction/contactSearch/contactSearch/contactSearch.hpp
+++ b/src/Interaction/contactSearch/contactSearch/contactSearch.hpp
@@ -67,8 +67,6 @@ private:
 
 	Timer 		ppTimer_;
 
-	dictionary 	dict_;
-
 	virtual
 	bool BroadSearch(
 		const timeInfo& ti,
@@ -150,12 +148,6 @@ public:
 		return updateInterval_;
 	}
 
-	inline
-	const dictionary& dict()const
-	{
-		return dict_;
-	}
-
 	inline
 	const box& extendedDomainBox()const
 	{
diff --git a/src/phasicFlow/repository/Time/timeControl.hpp b/src/phasicFlow/repository/Time/timeControl.hpp
index 8f3f4309..065b3777 100644
--- a/src/phasicFlow/repository/Time/timeControl.hpp
+++ b/src/phasicFlow/repository/Time/timeControl.hpp
@@ -133,7 +133,7 @@ public:
 		
 	}
 
-	int32 currentIter()const
+	uint32 currentIter()const
 	{
 		return ti_.currentIter();
 	}
@@ -174,7 +174,7 @@ public:
 	}
 
 	static
-	int32 timePrecision()
+	uint32 timePrecision()
 	{
 		return timeInfo::precision();
 	}
diff --git a/src/phasicFlow/repository/Time/timeInfo.hpp b/src/phasicFlow/repository/Time/timeInfo.hpp
index c983d577..545f9db7 100644
--- a/src/phasicFlow/repository/Time/timeInfo.hpp
+++ b/src/phasicFlow/repository/Time/timeInfo.hpp
@@ -33,7 +33,7 @@ private:
 	friend class timeControl;
 
 	// - current iteration number (for this execution)
-	int32 		currentIter_;
+	uint32 		currentIter_;
 
 	// - current time of simulation
 	timeValue   currentTime_;
@@ -41,11 +41,11 @@ private:
 	// - integration time step
 	timeValue   dt_;
 
-	inline static int32 presicion_ = 5;
+	inline static uint32 presicion_ = 5;
 
 public:
 
-	timeInfo(int32 cIter, timeValue cTime, timeValue dt)
+	timeInfo(uint32 cIter, timeValue cTime, timeValue dt)
 	  : currentIter_(cIter),
 	    currentTime_(cTime),
 	    dt_(dt)
@@ -58,7 +58,7 @@ public:
 		currentTime_(dict.getVal<timeValue>("startTime")),
 		dt_( dict.getVal<timeValue>("dt"))
 	{
-		presicion_ = dict.getValOrSet<int32>("timePrecision",5);
+		presicion_ = dict.getValOrSet<uint32>("timePrecision",5);
 	}
 
 	timeInfo(timeValue currentTime, const dictionary& dict)
@@ -83,12 +83,12 @@ public:
 	{
 		return dt_;
 	}
-	inline const int32& iter() const
+	inline const uint32& iter() const
 	{
 		return currentIter_;
 	}
 
-	inline const int32& currentIter() const
+	inline const uint32& currentIter() const
 	{
 		return currentIter_;
 	}
@@ -107,7 +107,7 @@ public:
 	}
 
 	static
-	int32 precision()
+	uint32 precision()
 	{
 		return presicion_;
 	}