Developing an IFC-Based Database for Construction Quality Evaluation

Table 15

Evaluation of the proposed method.

Evaluation questions	Participant		Mean	Poor (0∼2)	Fair (2∼4)	Average (4∼6)	Good (6∼8)	Excellent (8∼10)
1. How familiar were you with BIM?	Construction Manager ()		6.77	0	0	19	33	12
	Structural designer ()		5.98	0	2	27	19	5
2. To what extent can IFC-based quality database improve information integration of construction quality?	Construction Manager ()		7.55	0	0	17	37	10
	Structural designer ()		6.99	0	0	31	18	4
3. To what extent can IFC-based quality database improve information utilization of construction quality?	Construction Manager ()		7.27	0	1	15	22	26
	Structural designer ()		6.5	0	0	20	25	8
4. To what extent can IFC-based quality database improve the visualization of quality management?	Construction Manager ()		7.73	0	0	7	21	36
	Structural designer ()		7.18	0	0	13	20	20
5. To what extent can IFC-based quality database improve work efficiency of quality management?	Construction Manager ()		5.34	0	12	29	20	3
	Structural designer ()		5.02	0	15	20	18	0
6. To what extent can IFC-based quality database improve understanding of construction quality control?	Construction Manager ()		6.82	0	0	21	24	19
	Structural designer ()		6.12	0	5	17	21	10
7. How useful do you consider the overall method proposed?	Construction Manager ()		5.88	0	7	22	30	5
	Structural designer ()		5.01	0	6	16	28	3