FALL OF ROOF OR BACK at The Marion County Coal Company
type: Event
additional type: https://schema.org/AccidentReport
start date: 03/03/2018
description: Unplanned roof fall discovered reportable on the stageloader between 57 and 58 block of the #3 entry of 4E section. Fall was 12' high, 16' wide and 30' long (approx.). Fall was caused by geologic abnormality of lower cover, beneath a surface stream valley which combined with frontal abutment stresses to cause a localized roof failure.
organizer: Robert E Murray
location: mine
publisher: AI Analytics
license: https://creativecommons.org/publicdomain/zero/1.0/
source: https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp
source organization: U.S. Mine Safety and Health Administration

PropertyValue
property ID: MSHA Accident Document Number
value: 220180720016

AI Analytics
type: Organization