Transport for London
Data & research
This glossary includes some of the most commonly-used terms in collision and casualty reporting, used throughout the data and research section of this website. Clicking on a term below will reveal an explanation of that term.
Powered two-wheeled vehicles |
Riders |
Serious injury
Examples of serious injury include:
- fracture
- internal injury
- severe cuts
- crushing
- burns (excluding friction burns)
- concussion
- severe general shock requiring hospital treatment
- detention in hospital as an in-patient, either immediately or later
- injuries to casualties who die 30 or more days after the collision from injuries sustained in that collision
Severity |
Taxi |
Vehicles |
