 CR 91 leaves Riverview Road at Grooms Road; however, the byway continues southeastward along the now town-maintained road.Riverview Road continues to parallel the Mohawk River into the town of Halfmoon, where Riverview Road ends at an intersection with Clam Steam Road just east of Interstate 87.The byway briefly heads south from here on Clam Steam Road before turning back to the northeast on Canal Road.