Open Access
Table 2.
Overview of the calculated versions in sonAIR within this study.
| sonAIR Version | Calculation | Description |
|---|---|---|
| A | GVA2017 BASIC with ground cover | Direct sound propagation assuming a homogeneous atmosphere, with detailed ground cover. |
| B | GVA2017 BASIC with grassland | Direct sound propagation assuming a homogeneous atmosphere, with uniform grassland. |
| C | GVA2017 BASIC with buildings | Direct sound propagation assuming a homogeneous atmosphere, with detailed ground cover and shielding effects of buildings within airport premises. |
| D | GVA2017 METEO with ground cover | Extension of the direct sound propagation (BASIC) considering acoustical shadow zones. |
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