Forum Discussion
RCMAN46
Oct 13, 2018Explorer
If you go I90 you will still have a pass (lookout pass 6 percent grade) that is about the same as Lolo Pass.
The drive on highway 12 is a very beautiful drive but is a little curvy.
If you go north from Lewiston there is also a good climb called Lewiston Hill. 3miles of 6 percent grade plus 4 miles of 7 percent grade. Much worse than than Lolo pass which has a maximum grade of 5.5 percent. I90 also has forth of July grade at 5 percent.
So from Lewiston going over I 90 you have three significant grades and highway 12 only one grade.
Check weather as snow is possible in October on all Idaho mountain passes.
The drive on highway 12 is a very beautiful drive but is a little curvy.
If you go north from Lewiston there is also a good climb called Lewiston Hill. 3miles of 6 percent grade plus 4 miles of 7 percent grade. Much worse than than Lolo pass which has a maximum grade of 5.5 percent. I90 also has forth of July grade at 5 percent.
So from Lewiston going over I 90 you have three significant grades and highway 12 only one grade.
Check weather as snow is possible in October on all Idaho mountain passes.
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