Unintentional fall of mine roof located in the Intake entry at 97 X-cut, in the North Main on the right side. The fall is approx 45' long, 20' wide and 10' high. Distance from the active face is 4,000 feet. Ventilation to the section is uninterrupted. All the EE's have been instructed to use #2 primary escapeway. The Foreman and crews have traveled this escapeway.