Unplanned roof fall at XC #42, entry #2, station #6218, 4-L Headgate. Fall occurred in an intersection, 4-way, supported with 8' TR bolts and 12 ft. cable bolts (star pattern). Fall dimensions - 25 ft. long, ,19 ft. wide and 12 ft. high. Did not cause injury, inpair ventilation or intrap miners. Fall area developed 5/4/2017 to 5/7/2017. Reported to MSHA at 7:20 am 5/10/2017.