Sec. 13.0145.  SPEED LIMITS.  (a)  The department shall set and enforce speed limits on a road in a state park, wildlife management area, or other site under the control of the department as follows:
(1)  30 miles per hour on a park road or main drive;
(2)  20 miles per hour on a secondary road; or 
(3)  as posted by the department.
(b)  The department shall:
(1)  consult with the Texas Department of Transportation to determine if a speed limit under Subsection (a) is reasonable and safe based on an engineering and traffic control study; and
(2)  amend the limit, if necessary.
Added by Acts 2007, 80th Leg., R.S., Ch. 1159 (H.B. 12), Sec. 24, eff. June 15, 2007.