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SCOOP OPERATOR EE CRAWLED TO THE SCOOP HE HAD BEEN OPERATING TO MOVE IT FOR ANOTHER SCOOP TO PASS HIM. HE POSITIONED HIMSELF IN THE PINCH POINT OF THE SCOOP TURN TO THE RIGHT PINNING HIS LEG B ETWEEN THE REAR HALF AND FRONT HALF OF THE SCOOP
COAL STREAKS WERE PRESENT 5' ABOVE THE COAL SEAM SECTION WAS BEING SUPPORTED WITH 42" RESIN BOLTS AND 6X6 PLATE. ROOF FALL OCCURRED ABOVE THE PRESENT PINNED TOP.
FALL OCCURED IN APREVIOUSLY MINED AREA WHERE BAD ROOF CONDITION HAD BEEN ENCOUNTERED.
A ROOF FALL 16'3100'X5' IN THE BELT ENTRY OCCURRED SOME TIME BETWEEN 5-23-87 AND 5-25-87. THIS AREA HAS HAD A HISTORY OF BAD ROOF. THE ROOF WAS RE BOLTED AND CRIBS WERE BUILT TO SUPPORT THE TO P INBY AND OUTB2 FOR 70 FT.
RESIN GLUE USED3TO BOLT THE ROOFIN THIS MINE WAS NOT ALLOWED TO SET PROPERLY IN THAT IT WAS LEFT OUTSIDE OVER NIGHT AN EXPOSED TO LOW TEMPERTURE,THEN WAS INSIDE THE MINE AND WAS USED IMMEDIATE LY NOT ALLOWING3RESIN TO WARM TO MINE TEMPERATURE.
THE AREA TO BE 4INED WAS PROJECTED TO CLOSE TO A HOLLOW THE AREA WAS WET AND FRAGILE TOP WAS ENCOUNTERED IN THIS AREA THE HEADING WAS DROPPED AND WILL BE PICKED UP LATER WHEN BETTER CONDITIO NS ARE ENCOUNTE9ED
MUD SEAM ABOVE 9OOF BOLT WAS ENCOUTERED IN OFFSET FAN ENTRY.AREA CRIBBED OFF AND A FENCE WAS ERECTED TO KEEP WORKERS OUT OF AREA.
ROOF FALL OCCUR9ED BECAUSE OF SMALL RIDER SEAM OF COAL ABOVE A COAL BED.
ROOF IN AREA IS FRAGILE & HAS BEEN STANDING FOR LONG TIME.
SMALL PIECE OF SLATE FELL FROM TOP STRIKING VICTIMS HAND AND FINGER.
HILL SEAMS AND COAL PARTING 6 FT ABOVE COAL SEAM.
A ROOF FALL 40X20X6 OCCURRED ONE BREAK INBY SPAD #8 ON THE RETURN AIRWAY AREA WAS CRIBBED FALL WAS CAUSED BY A COMBINATION OF WATER AND T HE AREA APPEARED TO BE A LARGE HORSEBACK
WEAK ROOF CONDITIONS IN AREA
WEAK ROOF CONDITIONS IN THE AREA
A THIN RIDER SEAM OF COAL OR PARTING BETWEEN THE IMMEDIATE ROOF AND THE MAIN ROOF
THIN SEAM OF COAL WAS FOUND ON TOP OF ROOF FALL PROBABLY CAUSING THE MAIN ROLL NOT TO BOND
EMPLOYEE WAS LOADING ROCK DUST INTO SCOOP BUCKET TO TAKE UNDERGROUND.