ROCK & DIRT FELL FROM HIGHWALL IN #3 ENTRY - CRUSHING THE CANOPY OVER THE BELT & TRACK ENTRY. ROCK AREA APP. - 40' WIDE, 20' HIGH, 5' THICK. CLEANED UP - INSTALLED NEW CANOPY - LEGS & JACKS UN DER CANOPY - NO INJURIES, DAMAGE TO BELT LINE & CANOPY FROM FALL.