Jaw Crusher Open

The crusher was a 10x20 in.Jaw crusher which wasfed by hand with stone dumped by teams on the crusher platform.The gravel and sand were dumped on the platform and shoveledon to an inclined grating which allowed the sand to drop into a34-ft.Bucket elevator, while the larger gravel was chuted to thecrusher and thence to the elevator.The rotar.