To evaluate the Natural Period of 5 Story Wooden Pagoda in Korea, vibration test was carried out with the microtremors and synchronized human excitation. The natural period and damping constants were obtained and compared with previous research. From the comparison results, the first natural period of tested 5 Story Wooden Pagoda showed similar value with previous research, and many natural period is occurred.

• 김혜원(국립재난안전연구원, 공학박사, 연구관) | Kim, Hye Won
• 이정한(국립재난안전연구원, 공학박사, 시설연구사) | Lee, Jung Han Corresponding Author
• 이원호(광운대학교, 공학박사, 교수) | YI, Waon Ho