Around 1980 , it was moved onto a new alignment east of Salyersville , and KY 40 was extended back west .
US 460 replaced the entire route west of Paintsville in the 1940s .
Around 1980 , US was moved onto a new alignment east of Salyersville , and KY 40 was extended back west .
US 460 replaced the entire route west of Paintsville in the 1940s .