The prima facie speed limit on Chase Avenue (County Road F 4-1) from the El Cajon City limit to the west line of State Highway 54, known as Jamacha Road, is hereby decreased to and established at 50 miles per hour.
(Added by Ord. No. 2922 (N.S.), effective 3-2-66; amended by Ord. No. 3816 (N.S.), effective 2-3-72)