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Hidden Canyon Quarry

Metal/Non-metal · Surface · 0405653 · Active

13
Accidents
0
Fatalities
256
Days lost
5
Employees

Operator

Controller (parent)
Mark Schipper; Peter Schipper
Operator
San Benito Supply
Commodity
SandAndGravel

Location

State
CA · Monterey Co.
Coordinates
36.354167, -121.226944

Recent accidents (latest 20)

DateClassificationSeverityOccupation
10/16/2025SLIP OR FALL OF PERSONDAYS RESTRICTED ACTIVITY ONLYDry screening plant operator, Screen house operator
10/05/2023MACHINERYDAYS AWAY FROM WORK ONLYLaborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
08/31/2016HANDLING OF MATERIALSNO DYS AWY FRM WRK,NO RSTR ACTGroundman, Yardman
08/17/2020HANDLING OF MATERIALSDYS AWY FRM WRK & RESTRCTD ACTGroundman, Yardman
04/30/2019MACHINERYNO DYS AWY FRM WRK,NO RSTR ACTGroundman, Yardman
04/20/2011SLIP OR FALL OF PERSONALL OTHER CASES (INCL 1ST AID)Ledgeman/hand, Quarry man
04/18/2019SLIP OR FALL OF PERSONDYS AWY FRM WRK & RESTRCTD ACTGroundman, Yardman
04/05/2019DISORDERS (REPEATED TRAUMA)OCCUPATNAL ILLNESS NOT DEG 1-6Groundman, Yardman
03/18/2015POWERED HAULAGEDYS AWY FRM WRK & RESTRCTD ACTLaborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
03/10/2023SLIP OR FALL OF PERSONDAYS RESTRICTED ACTIVITY ONLYLaborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
02/23/2022HANDLING OF MATERIALSDAYS RESTRICTED ACTIVITY ONLYBulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
02/18/2022HANDLING OF MATERIALSNO DYS AWY FRM WRK,NO RSTR ACTMiner, Prospector, NEC
01/18/2023MACHINERYNO DYS AWY FRM WRK,NO RSTR ACTBulldozer operator, Universal operator, Heavy equipment operator, Operating engineer

Source

Authoritative
MSHA Mine Data Retrieval System
Machine
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