Route re-routed along new alignment east of Bainville
Exit numbers revised from MN 76 to the WI Line
NC7_W label was at wrong point
Relocated 'US319_MedN' point to the northeast by 0.2 miles due to a reroute of US 319. Old location of the US 319 intersection is now 'OldCraHwy_S'.
Fixed route in Mount Carmel to follow 5th St, Market St, East Ave, West Ave, and Poplar St.
Removed from Boundary Street & Ribaut Road in Beaufort (now US 21 Business & SC 281), and relocated onto Parris Island Gateway & Ribaut Road south of Beaufort, between the intersections of Parris Island Gateway/Boundary Street (new location for US21BusBea_N) and Ribaut Road/Ladys Island Road (SC281, formerly SC802_S).
Extended westward from SC 281 (formerly US21_N) along Boundary Street (former US 21) to the new northern/western end at US 21/Parris Island Gateway (new US21_N).