Administrative action : supplemental final environmental impact statement : Winston Salem Northern Beltway US 158 north to US 52, federal aid project no. (none), state project no. 6.628001T, TIP project no. R-2247 ; final environmental impact statement : Winston Salem Northern Beltway US 52 south to I-40 business and I-40 business south to US 311, federal aid project no. NHF-0918(14), state project no. 8.2625101, TIP project nos. U-2579 and U-2579A / - Gurak, Jill. ([Project Development and Environmental Analysis Branch, NCDOT], 2007)