| Part 1 Soil Prop. - Site 1 | 80 | 60 | 50 |
| Part 1 Soil Prop. - Site 2 | 90 | 60 | 40 |
| Part 1 Soil Prop. - Site 3 | 70 | 60 | 50 |
| Part 1 Soil Prop. - Site 4 | 90 | 70 | 50 |
| Part 1 Soil Prop. - Total | 330 | 250 | 190 |
| Part 2 Overall Risk - Site 1 | 20 | 20 | 5 |
| Part 2 Overall Risk - Site 2 | 15 | 5 | 10 |
| Part 2 Overall Risk - Site 3 | 15 | 10 | 10 |
| Part 2 Overall Risk - Site 4 | 15 | 5 | 15 |
| Part 2 Overall Risk - Total | 65 | 40 | 40 |
| Part 3 Management - Site 1 | 64 | 72 | 92 |
| Part 3 Management - Site 2 | 72 | 80 | 76 |
| Part 3 Management - Site 3 | 100 | 92 | 88 |
| Part 3 Management - Site 4 | 96 | 72 | 92 |
| Part 3 Management - Total | 332 | 316 | 348 |