Keystone Quarry Inc operator
Controlled by
L & D Management Inc
MSHA operator ID: L16920
Watch this operator
Email me when a new MSHA incident is filed at any Keystone Quarry Inc mine.
- Fatalities
- 0
- Total incidents
- 22
- Mines on record
- 1
- Years on record
- 2004–2025
Compliance record
MSHA citations since 2004
115
citations
30
significant & substantial
$25,136
proposed penalties
$17,581
paid to date
Source: MSHA violations data, updated weekly.
Top causes
- SLIP OR FALL OF PERSON 6 non-fatal
- HANDLING OF MATERIALS 5 non-fatal
- HANDTOOLS (NONPOWERED) 5 non-fatal
- POWERED HAULAGE 2 non-fatal
- IGNITION OR EXPLOSION OF GAS OR DUST 1 non-fatal
- MACHINERY 1 non-fatal
Incident timeline
2025
1
2022
2
2020
1
2019
1
2017
1
2015
1
2013
1
2012
1
2011
1
2010
1
2009
1
2008
2
2007
2
2006
1
2005
3
2004
2