..if you can't read and understand what the studies actually say, i'm not going to be any help to you. I'd refer you to what is commonly called an 'abstract' to distill the basic findings of the study.
crashes up, ridership up more, resulting in a declining indexed collision rate.
It's really that simple.
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I love Jan Heine's ideas for cycletracks in commercial urban districts. Wait- that sounds like what New York City is doing!!!!
egads, Jan has outed himself.