Examiner found a roof fall on the 3rd North belt just outby x-cut 93 at approx. 1:30 pm. Operator did not feel this roof fall was at or above the anchorage zone but was reporatable for impeding travel in the belt line. MSHA was immediately notified and roof fall was investigated. The roof fall was approximately 20 ft wide, 35 ft long and approx. 4.5 feet in height.