Evaluation of the Engineering Geology Practice Route Based on Multifactor Reliability Analysis

Table 4

Negative evaluation probability of engineering geology practice route with primary indicator.

Primary indicators	Random variable	Pf
Abundance of geological resources.	R1, S1, R2, S2, R3, S3, R4, S4	0.2726%
Rationality of engineering geology practice route.	R5, S5, R6, S6, R7, S7, R8, S8	0.0013%
Effect of engineering geology practice.	R9, S9, R10, S10, R11, S11, R12, S12	0.0003%
Accommodation conditions.	R13, S13	99.0596%
The first three primary indicators.	Ri, Si, (i = 1, …, 12)	1.6656e-7%
All primary indicators.	Ri, Si, (i = 1, …, 13)	0.0466%