Type 90: Gravimetric dynamic measures
| Subtype | Inclusions | Exclusions |
|---|---|---|
| 10 Length measuring devices | Single dimension length measuring devices. | Static linear measures. |
| 20 Length measuring devices – multiple dimension | Static and dynamic multiple dimension measuring devices. | - |
| 30 Area measuring devices | Area measuring devices. | - |
| 40 Volume (solid) measuring devices, or timber dimension measuring devices | Solid volume measuring devices and timber dimension measuring devices. | Multiple dimension measuring devices. |