0 | 1 | 2 | 3 | 4 | |
D | Normal | Expand, Discoloration, Efflorescence | Tiles falling, paint layer visible | Stucco layer peeled, protection layer visible | Protection layer damaged |
E | 0% | 1% - 5% | 6% - 10% | 1% - 15% | 16% or more |
R | No effect | A few specific users | Many specific users | A few unspecified users | Many unspecified users |
Road width < 1 M | 1 - 2 M road width | 2 - 6 M road width | 6 - 12 M road width | Road width > 12 M | |
0 to 1 floor | 1 to 3 floor | 4 to 6 floor | 7 to 9 floor | 10 floors or more |