May Use Full Lane

May Use Full Lane

 

The Bicycles May Use Full Lane sign, also referred to as BMUFL or R4-11, first officially specified in Chapter 9B of the 2009 Manual on Uniform Traffic Control Devices, is a traffic sign used in the United States to: designate roads with lanes that are too narrow to be safely shared side-by-side by a bicycle and another vehicle to indicate that bicyclists may occupy the full lane to discourage unsafe within-lane passing,encourage bicyclists to use the full lane to discourage unsafe within-lane passing, encourage motorists to change lanes to pass bicyclists, and warn motorists that bicyclists may be using the full lane. The sign consists of a graphic image of a bicycle, followed by the words, "MAY USE FULL LANE".