Colorado Materials, Ltd operator
Controlled by
John R Weisman
MSHA operator ID: L06301
Watch this operator
Email me when a new MSHA incident is filed at any Colorado Materials, Ltd mine.
- Fatalities
- 0
- Total incidents
- 59
- Mines on record
- 3
- Years on record
- 2000–2026
Compliance record
MSHA citations since 2000
435
citations
82
significant & substantial
$220,337
proposed penalties
$209,480
paid to date
Source: MSHA violations data, updated weekly.
Top causes
- HANDLING OF MATERIALS 18 non-fatal
- SLIP OR FALL OF PERSON 13 non-fatal
- HANDTOOLS (NONPOWERED) 10 non-fatal
- POWERED HAULAGE 6 non-fatal
- MACHINERY 5 non-fatal
- STEPPING OR KNEELING ON OBJECT 3 non-fatal
Incident timeline
2026
2
2025
7
2024
5
2023
3
2021
1
2019
5
2017
2
2016
3
2015
1
2014
2
2012
2
2010
2
2009
3
2007
3
2005
4
2004
5
2003
8
2000
1