IRR > 4%

Scenario 1

Scenario 2

Scenario 3

Scenario 4

Permeability

(mD)

Minimum height

(m)

Minimum height

(m)

Minimum height

(m)

Minimum height

(m)

1

1

50

60

40

2.5

2.5

10

13

8.5

5

5

4.5

5.5

3.3

7.5

7.5

2.8

3.5

2.4

>10

> 10

2.3

2.9

1.8