Location: Rue Principale and Rue Cloutier, Vallee-Jonction Just as 112 joins 173 the two routes will split. Follow 173 south to Saint-Georges and the border. Take 112 west to Thetford Mines. Location: Rue Principale and R-112, Vallee-Jonction Turn right for 112 west. Stay straight for 173 south.  W to QC-276, E to QC-A73  S to … Continue reading Quebec Route 112, QC-173 to QC-173