Through highway defined.
S.C. Code Ann. § 56-5-440
in effectEvery highway or portion thereof on which vehicular traffic is given preferential right-of-way, and at the entrances to which vehicular traffic from intersecting highways is required by law to yield the right-of-way to vehicles on such through highway in obedience to a stop sign, yield sign or other official traffic-control device, when such signs or devices are erected as provided in this chapter is a "through highway".
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.scstatehouse.gov/code/t56c005.phpFetched: 10/17/2026