National Forest Development Road 4109 is a hiking trail in Skamania County, Washington. It is within Gifford Pinchot National Forest. It is 0.5 miles long and begins at 3,107 feet altitude. Traveling the entire trail is 0.9 miles with a total elevation gain of 365 feet. The Ed's Trail Trailhead parking is near the trailhead. There is also an information map.
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