The roads are a mix of sandy loam and gravel. Typical for North Alabama. Areas such as road junctions and power line cuts can get a little sandier, but never very deep. The roads do a good job of drying off a day or so after rain.
I grew up in Hackleburg, done some mountain biking in Bankhead!! Next time I visit my family I'll bring my gravel bike if you want to get together and ride!