Sensitivity to Damage Imperfection for Multileaf Masonry Walls Based on Vibrational Analyses

Table 7

Frequency values and standard deviation (SD) for the 2nd bending modal shape.

Typology	Undamaged			Damaged to 35%			Damaged to 75%
	Freq. (Hz)	SD1	SD2	Freq. (Hz)	SD3	SD4	Freq. (Hz)	SD5
B1-1	73.113	15.919	0.940	37.64	14.27	0.89	40.545	18.75
B1-2	74.728			38.902			40.124
B1-3	74.755			48.616			72.808
B2-1	42.97		1.504	66.247		6.22	72.858	0.015
B2-2	41.726			62.615			72.834
B2-3	40.444			72.915			72.876
B3-1	42.259			72.876			72.858
B3-2	44.99			58.872			72.862
B3-3	42.392			41.182			72.876