Section 65-3-71.186 - "Robert L. Johnson Blues Memorial Highway" designated(1) That segment of Interstate Highway 55 in Copiah County beginning at mile marker 59 and extending northerly to mile marker 72, is designated and shall be known as the "Robert L. Johnson Blues Memorial Highway."(2) The Mississippi Department of Transportation shall erect and maintain appropriate signs along and approaching the segment of highway described in subsection (1) of this section. Laws, 2012, ch. 535, § 1, eff. 7/1/2012.