The criteria for composition of panels are as follows:

1. (1) The panel must have a blue reflectorized background with a white reflectorized legend and border;
2. (2) The panel must be large enough to incorporate the individual business signs;
3. (3) At interchanges the legend must be in capital letters and numerals 10 inches high. The type of service for motorists followed by the exit number must be displayed in one line above the business signs;
4. (4) At unnumbered interchanges, the directional legend NEXT RIGHT or NEXT LEFT or the directional legend SECOND RIGHT or SECOND LEFT must be substituted for the exit number;
5. (5) If two exits are to be signed, the panel must consist of two sections, with the top section to be used for the first exit and the bottom section for the second exit. The name of the type of service for motorists followed by the exit number must be displayed in a line above the business signs in each section;
6. (6) At intersections the legend must have capital letters and numerals 6 inches high. The type of service for motorists must be displayed above the business signs with a legend consisting of a directional arrow and the distance to the nearest one-tenth mile to the available service; and
7. (7) The vertical spacing between business signs on panels may not exceed 8 inches. Horizontal spacing may not exceed 12 inches.

Source: 6 SDR 99, effective April 13, 1980; transferred from § 70:01:06.02:06, effective November 1, 1986; 13 SDR 129, 13 SDR 134, effective July 1, 1987; 18 SDR 148, effective March 26, 1992.

General Authority: SDCL 31-29-80.1.

Law Implemented: SDCL 31-29-63(6) , 31-29-80.1.