Not sure if this link has been posted before
https://www.rc-rg.com/guidelines
Interesting. I've never come across this lot before.
From the website:
The Guidelines are produced with the Active Travel Academy in consultation and collaboration with organisations and individuals in relevant fields. They are part of an ongoing process to improve the discourse around road collisions, and a document we hope to adapt and improve over time.
Active Travel Academy appears to be an initiative of the University of Westminster:
http://blog.westminster.ac.uk/ata/