In the link below is an example of the scenario (pretend that the cars are going in the opposite direction). I have seen proposed documentation about transit:lanes=fork, but that was rejected when I checked today. Thank you!
https://www.rsc.wa.gov.au/RSC/media/SiteImages/Videos/merging-video-teaser.jpg
In the link below is an example of the scenario (pretend that the cars are going in the opposite direction). Thank you!
https://www.rsc.wa.gov.au/RSC/media/SiteImages/Videos/merging-video-teaser.jpg