89 off of 395 going north is probably not your best bet. Haven't been over it in years, but I don't think it's changed much. I would not take my rig over that highway.
If Tahoe is your destination, why not continue on 395 to hwy 50?
Ron
Ron & Sandie
2013 Tiffin Phaeton 42LH Cummins ISL 400hp
Toad: 2011 GMC Terrain SLT2
Tow Bar: Sterling AT
Toad Brakes: Unified by U.S. Gear
TPMS: Pressure Pro
Member of: GS, FMCA, Allegro
RETIRED!! How sweet it is....