Advances in Civil Engineering

Research Article

Extension Model for Safety Appraisal of Existing Concrete Members Based on an Improved Comprehensive Weighting Method

Table 6

The interval judgment matrix of IAHP.
MemberInterval judgment matrix
IndexBCDE/SPCRRCCCD
Beam 2BC[1,1][6,8][6,8][5,6][5,6]
DE/SP[1/8,1/6][1,1][1/2,1][1/3,1/2][1/3,1/2]
CR[1/8,1/6][1,2][1,1][1/3,1/2][1/3,1/2]
RC[1/6,1/5][2,3][2,3][1,1][1,2]
CCD[1/6,1/5][2,3][2,3][1/2,1][1,1]
Beam 12BC[1,1][6,8][3,4][2,3][2,3]
DE/SP[1/8,1/6][1,1][1/6,1/4][1/8,1/6][1/8,1/6]
CR[1/4,1/3][4,6][1,1][1/3,1/2][1/3,1/2]
RC[1/3,1/2][6,8][2,3][1,1][1,3]
CCD[1/3,1/2][6,8][2,3][1/3,1][1,1]
BC, bearing capacity; DE/SP, deflection/span; CR, cracks; RC, reinforcement corrosion; CCD, concrete carbonation depth.