Representative awzvalues assigned to vehicles and machines in the survey
| Vehicle or machine | awi(ms−2 r.m.s.) |
| Car | 0.5 |
| Van | 0.7 |
| Bus | 0.6 |
| Train | 0.5 |
| Motor cycle | 1.0 |
| Rock crusher | 0.7 |
| Concrete production machinery | 1.5 |
| Tractor | 0.75 |
| Loader | 1.2 |
| Excavator | 0.6 |
| Bulldozer | 0.75 |
| Grader | 0.75 |
| Scraper | 1.5 |
| Dumper | 1.2 |
| Road roller | 1.0 |
| Mower | 0.65 |
| Off road forestry vehicle | 0.75 |
| Armoured vehicle | 1.2 |
| Forklift truck | 0.9 |
| Mobile crane | 0.3 |
| Lorry | 0.7 |
| Helicopter | 0.8 |
| Other aircraft | 0.5 |
| High speed boat | 1.5 |
| Hoist or lift | 0.3 |
| Bicycle | 1.0 |
| Ambulance | 0.7 |
| Boat | 0.2 |
| Off road car or van | 1.5 |
| Quad bike | 1.5 |
| Fire engine | 0.7 |
| Milk float | 1.0 |
| Conveyor belt (mine) | 0.7 |
| Agricultural vehicle | 1.5 |
| Miscellaneous | — |
| Unclassifiable | — |
—No value assigned (either because of insufficient data, or because members of the group were considered too dissimilar).