I intended to enter from the southwest but I detoured down the dead end 52nd Avenue and found an interesting trail there. This was steep downhill and a better way to ride the trail.
Friday, January 22, 2021
45.449505555555554, -122.73001944444445
google map 
45.44905833333333, -122.73150555555556
45.447894444444444, -122.73286388888889
See South Ash Creek Stream Enhancement. page