Table 8 Pairwise comparison matrix of the options, given the cost of environmental damage.
| Â | Bridge 1 | Bridge 2 | Bridge 3 |
|---|---|---|---|
Bridge 1 | 1 | 1/9 | 1/5 |
Bridge 2 | 9 | 1 | 5 |
Bridge 3 | 5 | 1/5 | 1 |
| Â | Bridge 1 | Bridge 2 | Bridge 3 |
|---|---|---|---|
Bridge 1 | 1 | 1/9 | 1/5 |
Bridge 2 | 9 | 1 | 5 |
Bridge 3 | 5 | 1/5 | 1 |