Surprisingly, according to the research painted bike lanes do not contribute to safety???
Apparently you need some kind of physical barrier.
https://www.citynews1130.com/2019/05/09/study-painted-bike-lanes-collisions/
https://www.treehugger.com/bikes/painted-bike-lanes-are-car-magnets.html
https://globalnews.ca/news/2899289/bike-lanes-around-the-world-where-mere-paint-wont-do-it/
https://www.curbed.com/word-on-the-street/2019/5/10/18527503/bike-lanes-red-cup-project
Apparently you need some kind of physical barrier.
https://www.citynews1130.com/2019/05/09/study-painted-bike-lanes-collisions/
https://www.treehugger.com/bikes/painted-bike-lanes-are-car-magnets.html
https://globalnews.ca/news/2899289/bike-lanes-around-the-world-where-mere-paint-wont-do-it/
https://www.curbed.com/word-on-the-street/2019/5/10/18527503/bike-lanes-red-cup-project