Commerce Coal Company Inc · Tipo de accidente, sin lesiones
A LENTHILY SECT3ON OF ROOF WHICH WAS CHAROCTERIZED BY SMOOTH UNLOMINOTEOL SEPEROTIONS (HORSEBACK) WAS ENCOUNTERED AND COULD NOT BE DETECTED BY DRILLING OF TEST HOLES, HOWEVER SUPPLEMENTARY SUP PORTS HAD BEEN 3NSTALLED IT THE AREA. THE FALL DID NOT RESULT IN DAMAGE OR INJURY.