Some of you may not be aware of this, but the Sierra National Forest is conducting a study and devising a plan on what to do with their Off Highway Routes. As part of that plan they have been updating their iventory maps.
These are topo maps, quarter quadrangle, in PDF format for printing on 8 1/2 by 11 pages with all routes clearly marked. Here is the >link<. The maps also show trails and all road systems for the area.