Rotational Behavior of Column Footing Joint and Its Effect on the Dynamic Characteristics of Traditional Chinese Timber Structure

Table 4

Modal parameters of pavilion.

Structural modal	1st mode	2nd mode	3rd mode
Mode shape; (plan view)
Frequency (Hz)	0.74	1.25	2.15

Note: abbreviated letters E, W, S, and N denote the directions of east, west, south, and north, respectively.