Tex. Transportation Code § 552.008: DRIVERS TO EXERCISE DUE CARE.

Notwithstanding another provision of this chapter, the operator of a vehicle shall:

(1) exercise due care to avoid colliding with a pedestrian on a roadway;

(2) give warning by sounding the horn when necessary; and

(3) exercise proper precaution on observing a child or an obviously confused or incapacitated person on a roadway.

Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.