Identification and Analysis of Key Barriers of BIM Application for Small- and Medium-Sized Fire Protection Enterprises

Table 9

Results of level partitions.

Barrier	Reachability set	Antecedent set	Intersection	Level
B1				IV
B2				IV
B3				IV
B4				IV
B5				II
B6				I
B7				IV
B8				II
B9				IV
B10				IV
B11				IV
B12				III
B13				II
B14				IV
B15				V
B16				IV
B17				V
B18				III
B19				IV
B20				IV

Numbers represent an element, such as 2 represents the second element.