 The highway travels through the town of Waterville via several turns on city streets before heading due east across the Columbia Plateau, intersecting SR 172 at Farmer.US 2 becomes concurrent with SR 17 as it descends into the Grand Coulee south of Banks Lake, becoming part of the Coulee Corridor Scenic Byway.The byway travels off US 2 and onto SR 155 east of Coulee City at Fordair, continuing north through Grant County towards the Grand Coulee Dam.