What do shared lane markings indicate?

Shared lane markings, often represented by a bicycle symbol within a lane, signal that both motor vehicles and bicyclists are allowed to use the same lane safely. These markings are designed to promote awareness among motorists of the potential presence of cyclists and encourage safe sharing of the road. By indicating that the lane is intended for both types of road users, the markings help facilitate coexistence, ensuring that cyclists have a designated area to ride while letting motor vehicle operators know to be vigilant and respectful of their presence.

In contrast, a lane that is for cars only would not allow bicycles and would serve to keep cyclists off those roads, which does not apply to shared lane markings. Reserved lanes for bicycles would typically be marked differently, indicating that only cyclists should use that lane, and no motor vehicles allowed. The requirement for motorists to stay out of certain lanes also does not pertain to shared lane markings, as these lanes are meant for use by both vehicles and bicycles. Thus, the indication of shared lane markings primarily emphasizes the dual-use of the space for safety and convenience.