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Table 6 Summary of optimised clean-up model outputs

From: A model to assess tephra clean-up requirements in urban environments

Scenario Duration (days) Cost (NZ$ million)
10th percentile 90th percentile 50th percentile 10th percentile 90th percentile 50th percentile
Thin distal (roads) 10 86 32 0.6 1.1 0.9
Thick distal 40 251 99 13.4 25.6 17.8
L1 Z1 3 27 10 0.2 0.3 0.3
Z2 2 12 5 1.8 3.5 2.4
Z3 2 9 4 5 10 6.8
Z4 164 916 404 348 670 465
All areas 171 964 423 355 684 475
L2 Z1 3 13 6 0.1 0.2 0.1
Z2 0 2 1 0.6 1.1 0.8
Z3 3 13 6 8 14 10
Z4 54 346 136 41 78 54
All areas 60 374 149 49.7 93.3 64.9