Nearly 60 cyclists formed a chain this Thursday morning along the D 920, considered too dangerous for bicycles. “Those who cycle there have a very strong feeling of insecurity,” confides François-Marie, a resident of Cachan.

The ex-N20 is indeed a major axis serving Paris from the south, passing through Hauts- de-Seine and Val-de-Marne to Essonne. The solution they had had to find was to create a truly protected cycle lane.