Sec. 551.101. Rights and Duties.
(a) A person operating a bicycle has the rights and duties applicable to a driver operating a vehicle under this subtitle, unless:
(1) a provision of this chapter alters a right or duty; or
(2) a right or duty applicable to a driver operating a vehicle cannot by its nature apply to a person operating a bicycle.
(b) A parent of a child or a guardian of a ward may not knowingly permit the child or ward to violate this subtitle.
Sec. 551.103. Operation on Roadway.
(a) Except as provided by Subsection (b), a person operating a bicycle on a roadway who is moving slower than the other traffic on the roadway shall ride as near as practicable to the right curb or edge of the roadway, unless:
(1) the person is passing another vehicle moving in the same direction;
(2) the person is preparing to turn left at an intersection or onto a private road or driveway; or
(3) a condition on or of the roadway, including a fixed or moving object, parked or moving vehicle, pedestrian, animal, or surface hazard prevents the person from safely riding next to the right curb or edge of the roadway.
(4) the person is operating a bicycle in an outside lane that is:
(b) A person operating a bicycle on a one-way roadway with two or more marked traffic lanes may ride as near as practicable to the left curb or edge of the roadway.(A) less than 14 feet in width and does not have a designated bicycle lane adjacent to that lane; or
(B) too narrow for a bicycle and a motor vehicle to safely travel side by side.
(c) Persons operating bicycles on a roadway may ride two abreast. Persons riding two abreast on a laned roadway shall ride in a single lane. Persons riding two abreast may not impede the normal and reasonable flow of traffic on the roadway. Persons may not ride more than two abreast unless they are riding on a part of a roadway set aside for the exclusive operation of bicycles.