diff --git a/include/WheelTimer.h b/include/WheelTimer.h
new file mode 100644
index 0000000..4ff6d82
--- /dev/null
+++ b/include/WheelTimer.h
@@ -0,0 +1,20 @@
+#ifndef __WHEEL_TIMER_H
+#define __WHEEL_TIMER_H
+
+#include <pthread.h>
+
+typdedef struct _wheel_timer_t {
+
+	int current_clock_tic;	/*Pointer to current slot, pointed by clock tic*/
+	int clock_tic_interval; /*Time interval of each clock tick*/
+	int wheel_size;			/*No. of slots in wheel timer*/
+	int current_cycle_no;	/*No. of rotation completed by wheel timer clock tic*/
+	pthread_t wheel_thread; /*Thread where the wheel timer clock run separately*/
+	/*@@@@@@@@@@@@*/
+	ll_t* slots[0];			/*Array of linked list, where each index in array represent a slot*/
+	/*@@@@@@@@@@@@*/
+
+} wheel_timer_t;
+
+
+#endif
\ No newline at end of file
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 521f184..abec4c0 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,13 +1,12 @@
 #timerlib.c src file...
 set(TIMER_LIB_SRC "timerlib.c")
+set(WHEEL_TIMER_LIB_SRC "WheelTimer.c")
 
 #Library
 add_library(${TIMER_LIB} STATIC
-				${TIMER_LIB_SRC})
+				${TIMER_LIB_SRC}
+				${WHEEL_TIMER_LIB_SRC})
 
-#Including Header file dir...
-target_include_directories(${TIMER_LIB} PUBLIC
-								${HEADER_DIR})
 
 #Linking dependent library...
 
@@ -17,7 +16,15 @@ if( NOT (CMAKE_SYSTEM_NAME STREQUAL "Linux") )
 endif()
 
 set(POSIX_TIMER_LIB rt)
+set(THREADS_PREFER_PTHREAD_FLAG ON)
+find_package(Threads REQUIRED)
 
 
 target_link_libraries(${TIMER_LIB} PUBLIC
-							${POSIX_TIMER_LIB})
\ No newline at end of file
+							${POSIX_TIMER_LIB}
+							Threads::Threads)
+
+
+#Including Header file dir...
+target_include_directories(${TIMER_LIB} PUBLIC
+								${HEADER_DIR})
\ No newline at end of file
diff --git a/src/WheelTimer.c b/src/WheelTimer.c
new file mode 100644
index 0000000..e69de29
diff --git a/src/timerlib.c b/src/timerlib.c
index 47a54c8..5680033 100644
--- a/src/timerlib.c
+++ b/src/timerlib.c
@@ -48,12 +48,6 @@ timer_callback_wrapper(union sigval arg) {
 		return;
 	}
 
-	if (timer->timer_state == TIMER_RESUMED) {
-		if (timer->sec_exp_time != 0) {
-			timer->timer_state = TIMER_RUNNING;
-		}
-	}
-
 	(timer->cb)(timer, timer->user_arg);
 
 	if (timer->exponential_backoff) {
@@ -157,6 +151,7 @@ delete_timer(Timer_t* timer) {
 	timer_set_state(timer, TIMER_DELETED);
 	free(timer->posix_timer);
 	free(timer);
+	timer = NULL;
 }
 
 void