Breaking news: I converted the screener from gas to electric, here's the videos:    • Homemade soil screener V2.0 from gas ...  
Homemade soil screener V1.0 build details.This screener uses old tire sections instead of springs. The screener is shown being loaded with the Kubota BX tractor. Lots more screening action here:    • Homemade soil screener/sifter V1.0   More build details here:http://www.instructables.com/id/Homem...