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Documents from the Mine Safety and Health Administration report

Published: Friday, July 25 2008 9:29 a.m. MDT

Genwal Resources, Incorporated
Crandall Canyon Mine
Mine ID: 4201715

Fall of Face or Rib Accidents Occurring August 6, 2007 and August 16, 2007

Reports

Fatal Accident Report (without appendices — 16,732 kb)
Fatal Accident Report (with appendices — 16 mb)
Crandall Canyon Accident Investigation Summary and Conclusions (briefing paper)

Fatal Accident Report Appendices

Appendix A — Persons Participating in the Investigation
Appendix B — Victim Data Sheets
Appendix C — Safety Zone Map
Appendix D — Mine Development History Map
Appendix E — AAI May 5, 2000, Report
Appendix F — AAI July 20, 2006, Draft Report
Appendix G — AAI August 9, 2006, Report
Appendix H — AAI December 8, 2006, Report
Appendix I — AAI April 18, 2007, Report
Appendix J — Roof Control Plan for Recovering South Barrier Section
Appendix K — Massive Pillar Collapse
Appendix L — Subsidence Data
Appendix M — Neva Ridge Technologies Report
Appendix N — Seismic Analysis
Appendix O — Images of March 10, 2007, Coal Outburst Accident
Appendix P — ARMPS Method Using Barrier Width Modified Based on Bearing Capacity
Appendix Q — Finite Element Analysis of Barrier Pillar Mining at Crandall Canyon Mine
Appendix R — Description of BEM Numerical Models
Appendix S — Back-Analysis of the Crandall Canyon Mine Using the LaModel Program
Appendix T — Abutment Load Transfer
Appendix U — Coal Properties Input
Appendix V — Rock Mass Properties
Appendix W — MSHA Main West 2006 ARMPS
Appendix X — Mine Ventilation Plan
Appendix Y — Glossary of Mining Terms as used in this Report
Appendix Z — References

Complete Appendix — Compilation of all the appendices


Source: www.msha.gov/Fatals/2007/CrandallCanyon/CrandallCanyonreport.asp

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