| Part 1 Soil Prop. - Site 1 | 50 | 40 | 40 | 30 | 30 |
| Part 1 Soil Prop. - Site 2 | 70 | 70 | 60 | 60 | 50 |
| Part 1 Soil Prop. - Site 3 | 90 | 70 | 70 | 60 | 80 |
| Part 1 Soil Prop. - Site 4 | 80 | 90 | 90 | 80 | 80 |
| Part 1 Soil Prop. - Total | 290 | 270 | 260 | 230 | 240 |
| Part 2 Overall Risk - Site 1 | 20 | 20 | 15 | 10 | 5 |
| Part 2 Overall Risk - Site 2 | 15 | 15 | 15 | 10 | 15 |
| Part 2 Overall Risk - Site 3 | 20 | 20 | 20 | 20 | 0 |
| Part 2 Overall Risk - Site 4 | 5 | 10 | 10 | 10 | 10 |
| Part 2 Overall Risk - Total | 60 | 65 | 60 | 50 | 30 |
| Part 3 Management - Site 1 | 88 | 108 | 104 | 76 | 76 |
| Part 3 Management - Site 2 | 88 | 92 | 84 | 92 | 84 |
| Part 3 Management - Site 3 | 96 | 96 | 88 | 100 | 88 |
| Part 3 Management - Site 4 | 96 | 96 | 88 | 88 | 76 |
| Part 3 Management - Total | 368 | 392 | 364 | 356 | 324 |