Tu Tu Tun Lodge
http://www.tututun.com/
Well I guess it's not a Motel 6 franchise is it...
Sounds like it is up river from the 101 bridge. My First Wife and I spent 5 days in Gold Beach a Couple of years ago. We had a beach front room with breach access. I don't remember the name and my FW is already asleep in the next room...