...
| Level | |||
|---|---|---|---|
| Type of first fixed surface | soil layer | ||
| Scale factor of first fixed surface | all bits to 1 | 0 | missing |
| Scaled value of first fixed surface | soil layer number | 1/2/3/4 | |
| Type of second fixed surface | all bits to 1 | missing | |
| Scale factor of second fixed surface | all bits to 1 | missing | |
| Scaled value of second fixed surface | all bits to 1 | missing | |
...