Poor directions near Golden, BC

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Notice the road just east of Golden is treated as impassable. The same is not true on Google Maps:

https://www.google.com/maps/dir/51.3011517,-116.9038352/51.2984016,-116.9219544/@51.3000546,-116.9434993,13.38z/data=!4m2!4m1!3e0!11m1!6b1