National Forest Development Road 4600-840 in Deschutes County, Oregon

National Forest Development Road 4600-840 in Deschutes County is a gravel unclassified road (also known as Lava Flow Campground Road). It runs in a north-south direction starting from Cascade Lakes Highway and crosses National Forest Development Road 4600-850. National Forest Development Road 4600-840 is also known as Lava Flow Campground Road.