County Road 51 () is a highway which runs northâÂÂsouth between VÃÂ¥gÃÂ¥ Municipality and Gol Municipality in Norway. It is a Norwegian county road. Part of the road runs concurrently with E16, between Leira and Fagernes. The section across Valdresflye is designated a National Tourist Route. This section is closed in the winter. Prior to 2010, the road was a Norwegian national road and it was known as National Road 51 ().