Mining Incidents
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Lakehead Constructors Inc contractor

Metal / nonmetal
MSHA contractor ID: AQS
Safety record
1
Fatalities
362
Citations
8,522,031
Employee-hours (2000+)
ⓘ Rates use contractor-reported employee-hours as the denominator. About 2% of reported hours are dropped as duplicate filings, so the hours total runs slightly low and any per-hour rate reads slightly high. Quarters filed with zero hours are excluded, and hours are reported only from 2000 on.
0.00
Fatalities / million hrs
42.5 citations per million contractor employee-hours, 2000 to present.
Source: MSHA contractor employment/production and accident records, updated weekly.

Top causes

  • SLIP OR FALL OF PERSON 1 fatality · 40 non-fatal
  • HANDLING OF MATERIALS 46 non-fatal
  • HANDTOOLS (NONPOWERED) 18 non-fatal
  • MACHINERY 17 non-fatal
  • ENTRAPMENT 3 non-fatal
  • NONPOWERED HAULAGE 3 non-fatal

Incident timeline

2026
2
2025
9
2024
9
2020
2
2019
4
2018
5
2017
1
2016
1
2014
6
2013
1
2012
1
2011
1
2010
3
2008
3
2006
3
2005
6
2004
9
2003
7
2002
2
2001
5
2000
12
1999
6
1998
9
1997
10
1996
8
1995
6
1994
3
1993
5
1992
2
1989
1 (1f)
1988
2

Mines worked

Recorded fatalities

1 recorded
February 1, 1989 WI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech Fatality · SLIP OR FALL OF PERSON
Graymont (WI) LLC · Fall from scaffolds, walkways, platforms

EMP SENT TO TOP OF LIME STORAGE BIN TIP FLOOR TO CUT AN INSPECTION HOLE THRU THE TEEL BIN TOP 10 FT AWAY FORMPROPOSED WORK THERE IS AN ACCESS MATCH TO INSIDE OF BIN EXACT CASUE OF ACC IS UNKNO WN 7 FT BELOW HATCHWAY ACCESSA BLE BY LADDER PERMANTLEY MOUNTED TO BIN WALL THERE IS A 5 FT SW STEEL PLATFORM WITH HANDRAIL FOR INSIDE INSPECTION USE OTHER EMP ON THIS PLATFORM INSPECTING UND