Disaster Risk Evaluation of Superlong Highways Tunnel Based on the Cloud and AHP Model

Table 9

Risk levels of each section.

Position	Water gushing and mud bursting	Large rock deformation	Rock burst	Collapse
ZK69 + 491∼ZK70 + 030	Moderate risk	Moderate risk	High risk	Moderate risk
ZK70 + 030∼ZK70 + 355	Moderate risk	High risk	Moderate risk	Moderate risk
ZK70 + 875∼ZK71 + 005	Moderate risk	Moderate risk	Moderate risk	High risk
ZK71 + 175∼ZK71 + 360	Moderate risk	Moderate risk	Moderate risk	High risk