Originally Posted by
Timequake
If I remember correctly, that bridge spans a pretty small gulch. You could ride up to the bridge, climb down into the ravine, then carry your bike back up on the other side. Might take a few trips up to carry panniers and bike separately, but it should be doable.
EDIT: Or I might be crazy.
Comment from another site makes me wonder...
"No you can't ... not even locals are permitted to attempt crossing that canyon that is a confluence of two creeks into a canyon or gorge that eventually leads to the west coast's only continuously flowing water fall into the ocean : McVay falls.
You'll just have to wait..."