The Portfolio Balanced Risk Index Model and Analysis of Examples of Large-Scale Infrastructure Project

Table 11

Classification and portfolio risk index of the HZMB in medium-term construction stage.

Primary index	Secondary index			Third-grade index
	Risk name	Index	Weight	Risk name	Index	Weight
Portfolio risk index of the HZMB in medium- term construction stage; PRI = 0.15	Technical risk	0.17	0.212	Risk of being poorly designed (R11)	0.18	0.667
				Innovation risk (R12)	0.14	0.333
	Economic risk	0.30	0.137	Risk of nontimely funding (R21)	0.28	0.667
				The risk of rising costs (R22)	0.35	0.333
	Social risk	0.15	0.162	The risk of regional system differences (R31)	0.12	0.50
				The public against risks (R32)	0.18	0.50
	Nature risk	0.32	0.116	Typhoon risk (R41)	0.48	0.387
				Earthquake risk (R42)	0.25	0.412
				Chloride salt corrosion risk (R43)	0.14	0.201
	Management risk	0.20	0.265	Schedule control risk (R51)	0.29	0.227
				Quality management risk (R52)	0.18	0.538
				Safety management risk (R53)	0.16	0.235
	Legal risk	0.18	0.108	Legal conflict or blind area risk (R61)	0.18	1.00