| WAC Sections | |
| 173-58-010 | Introduction. |
| 173-58-020 | Definitions. |
| 173-58-030 | Instrumentation. |
| 173-58-040 | Ambient conditions. |
| 173-58-050 | Measurement equipment preparation and use. |
| 173-58-060 | Equipment variation allowances. |
| 173-58-070 | Environmental noise measurement procedure. |
| 173-58-080 | Close proximity exhaust system sound level measurement procedure. |
| 173-58-090 | Reserved. |