Location: I-90 and I-190, Rapid City
Reassurance shield after the I-190 interchange that omits SD-79. This is likely an artifact of the fact that until recently, SD-79 was aligned along SD 445
Location: I-90 and Deadwood Ave, Rapid City
Speaking of SD-445, we’ll come up on the unsigned route here, next to a very Wyoming-esque interstate closed sign
W to SD-231, E to US-16 Truck/SD-79
E to US-16 Truck/SD-79, W to SD-231
S to SD-231