Safety State Evaluation Method Based on Attribute Recognition Model for Ancient Timber Buildings

Table 9

Classification standards and evaluation index of wall.

Grades	Evaluation indexes
	Weathering	Tilt	Cracks
			No cracks
			No penetrating cracks
			Has penetrating cracks that obviously affect mechanical properties
			Has penetrating cracks that greatly affect mechanical properties

is the weathering depth; is the height of the wall; is the thickness of the wall.