Identification and Assessment of Subway Construction Risk: An Integration of AHP and Experts Grading Method
Table 1
Risk weight (scale) evaluation score table.
Score aij
Definition
1
The risk of i is as important as the risk of j
3
The risk of i is slightly more important than the risk of j
5
The risk of i is slightly more important than the risk of j
7
The risk of i is much more important than the risk of j
9
The risk of i is much more important than the risk of j
2, 4, 6, 8
The risk of I and the risk of j occurrence importance comparison results are in the middle of the above results
Reciprocal
The comparison result of the risk of I and the risk of j occurrence importance is the reciprocal of I risk ratio J risk occurrence importance comparison result
