Any United States—or State-numbered route, controlled-access highway or other major radial or circumferential street or highway designated by local authorities within their respective jurisdictions as part of a major arterial system of streets or highways is an "arterial street".
S.C. Code Ann. § 56-5-612
Arterial street defined
Known as the Uniform Act
The act spans §§ 56–56 (418 sections).
1978 Act No. 461 SECTION 8.
Official source: South Carolina Legislature. Reproduced from public-domain South Carolina statutes; confirm against the official source for the current text. Not legal advice.