When other vehicles are slowed or stopped:

Riding between rows of stopped or slowly moving vehicles can be dangerous. Vehicles may change lanes, doors may open, or arms may be stuck out of vehicles' windows. Despite their size, motorcycles need the full width of a lane to operate safely.

• A motorcyclist should not weave between lanes of traffic.
• It is acceptable for a motorcyclist to weave in and out of traffic lanes.
• A motorcyclist should ride in a straight line between two lanes.