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International Journal of Concrete Structures and Materials

Table 9 Pair-wise comparison matrix and standardized performance index (chemical performance).

From: AHP-Based Evaluation Model for Optimal Selection Process of Patching Materials for Concrete Repair: Focused on Quantitative Requirements

Chemical performance

Chloride permeability

Alkali-resistance

Electrical resistivity

Relative weights

Chloride permeability

1.000

5.000

0.500

0.342

Alkali-resistance

 

1.000

0.167

0.081

Electrical resistivity

  

1.000

0.577

  1. Italic numbers are the relative significanes expressed from 1 to 9 for making pair-wise comparisons with the vertical to the horizontal
  2. Inconsistency: 0.03.
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