Washougal Put in?



:CONFUSED Never floated the Washougal on my Pontoon. Wondering if someone could answer a Couple questions.

1. Where up river is the farthest point I can put in at/ where is the best place to put in at?

2. Anything I should be careful of or avoid on the way down?

3. Any general recomendations for floating the Washougal on a pontoon?

4. Is there a shuttle service available, and how much?

Thanks for Any replies