▁Mo ina ▁Michael ▁Highway ▁and ▁Atlanta ▁Highway ) ▁continued ▁to ▁carry ▁US   2 9 / US   7 8 . ▁Once ▁SR   3 1 6 ▁was ▁completed ▁to ▁SR   1 0 ▁Loop , ▁US   2 9 / US   7 8 ▁were ▁moved ▁to ▁SR   3 1 6 , ▁and ▁US   2 9 ▁was ▁switched ▁from ▁the ▁north ▁side ▁of ▁the ▁loop ▁to ▁the ▁south ▁side ▁of ▁the ▁loop ▁while ▁US   7 8 ▁Bus . ▁was ▁extended ▁over ▁Atlanta ▁Highway ▁and ▁Mo ina ▁Michael ▁Highway ▁to ▁its ▁present ▁state . ▁( Some ▁maps ▁still ▁show ▁US   2 9 ▁along ▁the ▁north ▁side ▁of ▁SR   1 0 ▁Loop ▁but ▁that ▁is ▁incorrect ; ▁all ▁sign age ▁is ▁consistent ▁with ▁US   2 9 ▁being ▁rout ed ▁on ▁the ▁south ▁and ▁east ▁sides ▁of ▁the ▁loop .) ▁ ▁Washington ▁business ▁loop ▁ ▁U . S . ▁Route   7 8 ▁Business ▁( US   7 8 ▁Bus .) ▁is ▁a ▁ ▁business ▁route ▁of ▁US   7 8 ▁that ▁exists ▁entirely ▁within ▁the ▁south - central ▁part ▁of ▁Wil kes ▁County . ▁Near ly ▁its ▁entire ▁length ▁is ▁within ▁the ▁city ▁limits ▁of ▁Washington . ▁It ▁is ▁concurrent ▁with ▁State ▁Route   1 0 ▁Business ▁( SR   1 0 ▁Bus .) ▁for ▁its ▁entire ▁length . ▁ ▁The ▁conc urrency ▁begins ▁at ▁an ▁intersection ▁with ▁US   7 8 / SR   1 0 , ▁north west ▁of ▁Washington . ▁The ▁business ▁routes ▁are ▁known