AN ACT TO AMEND SECTION 63-3-519, MISSISSIPPI CODE OF 1972, TO AUTHORIZE THE SHERIFF AND HIS OR HER DEPUTIES IN ANY COUNTY TO USE RADAR SPEED DETECTION EQUIPMENT UPON THE PUBLIC STREETS, ROADS AND HIGHWAYS WHERE A WORK ZONE OR SCHOOL ZONE IS DESIGNATED; TO DEFINE THE TERMS "WORK ZONE" AND "SCHOOL ZONE"; AND FOR RELATED PURPOSES.