Mining Incidents

CalPortland CompanyOperator

Controlled by Taiheiyo Cement Corp
MSHA Operator ID: L11900
Fatalities
2
Total incidents
674
Mines on record
27
Period
For counsel + compliance teams

Get an email the moment a new MSHA-reportable accident lands at any mine on file under CalPortland Company. Useful for 105(c) defense intake, FMSHRC docket prep, and active client monitoring.

Top causes

  • SLIP OR FALL OF PERSON1 fatality · 107 non-fatal
  • POWERED HAULAGE1 fatality · 45 non-fatal
  • HANDLING OF MATERIALS226 non-fatal
  • HANDTOOLS (NONPOWERED)80 non-fatal
  • MACHINERY65 non-fatal
  • OTHER44 non-fatal

Incident timeline

2026
8
2025
23
2024
23
2023
36 (1f)
2022
37
2021
25
2020
16
2019
28
2018
19
2017
24
2016
30
2015
29
2014
26
2013
17
2012
11
2011
19
2010
20
2009
24
2008
24
2007
27
2006
31
2005
21
2004
21
2003
25
2002
39 (1f)
2001
34
2000
37

Mines on record

Fatalities under this operator

2 recorded
Struck against a moving object

EE was involved in a traffic accident on the road that leads to the plant. EE was extricated from the vehicle and transported to the hospital where EE later died.

Fall from scaffolds, walkways, platforms

THE WAS ASKED TO REMOVE SCREWS FROM A METAL ROOF DECK ON THE EAVE OF A ROOF. FOR REASONS UNKNOWN, THE MINER REMOVED HIMSELF FROM THE ELEVATED WORK PLATFORM (JLG AND GOT ON THE ROOF. HE ALSO VI OLATED COMPANYPOLICY IN PROCEEDING TO WORK IN AREAS OF THE ROOF WHILE NOT TIED-OFF. WHILE WORKING ON THE ROOF DECK, NOT IN FRONT OF THE JLG AND WHILE NOT TIED-OFF, HE FELL TO THE GROUND.