Slides and erosion on high road filled after heavy rain storms, Gatlinburg Bypass, TennesseeGreat Smoky Mountains National ParkSlides and erosion on high road fill after heavy rain storms. Roadway at right of photo. Work Order No. P-9. FOOTHILLS PARKWAY PROJECT 8G3 Slope stabilization, II-R-FHP-6780, Physical Facilities - Roads - Foothills Parkway, Gatlinburg Bypass', Gatlinburg Spur