BIM-Based Digital Fabrication Process for a Free-Form Building Project in South Korea

Table 6

Comparison of performance indicators in the queuing model.

Performance indicators	Case projects [40]				Specialty contractor (9,504 h)
	Project 1	Project 2	Project 3	Project 4
Period (day)	352	286	308	374	154
No. of workers	2	1	1	3	9
Mean arrival rate	1.082	0.748	1.094	0.826	26.17
Mean service rate	2	3	1	1.67	37.84
Server utilization	0.271	0.249	1.094	0.165	0.81
Server efficiency	0.729	0.751	N/A	0.835	0.19