Mining Incidents

MARANA PLANT Metal/Non-Metal

CalMat Co · Surface
Controlled by Vulcan Materials Company
Avra Valley, Pima County, AZ  ·  Active
MSHA Mine ID: 0202919

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Fatalities
0
Total incidents
7
Years on record
2008–2019
Latest incident
Nov 2019
Compliance record
MSHA citations since 2001
126
citations
27
significant & substantial
$27,593
proposed penalties
$23,323
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 1,442 0 0 0.0
2025 Q3 11,140 0 0 0.0
2025 Q2 11,310 0 0 0.0
2025 Q1 9,691 1 0 103.2
2024 Q4 10,816 7 2 647.2
2024 Q3 11,384 0 0 0.0
2024 Q2 12,768 0 0 0.0
2024 Q1 9,093 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

7 on file

2019 · 1 incident

November 4, 2019 AZ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
CalMat Co · Fall from machine

Operator reached in the cab of the loader to grab EE's hard hat and while stepping back, missed the step of the loader falling to the ground.

2016 · 1 incident

November 7, 2016 AZ · Metal/Non-Metal outside foreman, leadman HANDTOOLS (NONPOWERED)
CalMat Co · Struck by... (Not Elsewhere Classified)

Employee was using a utility knife cutting towards self cutting thigh.

2014 · 1 incident

March 24, 2014 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
CalMat Co · Over-exertion in pulling or pushing objects

The employee sought medical treatment and was placed on restricted duty , which is being accommodated. While pulling on a ratchet to turn a take-up bolt on a tail pulley located beneath the cone belt, the employee sprained his right shoulder.

2012 · 1 incident

August 16, 2012 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
CalMat Co · Struck by... (Not Elsewhere Classified)

The employee received dental treatment on 8/29/12, beyond first aid. The employee whipped a chain and hit his face resulting in a broken tooth.

2009 · 2 incidents

November 25, 2009 AZ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
CalMat Co · Struck against a moving object

Employee rolled his truck.

September 15, 2009 AZ · Metal/Non-Metal electrician, lineman SLIP OR FALL OF PERSON
CalMat Co · Fall to the walkway or working surface

Employee allegedly slipped and fell injuring his right shoulder. Employee was walking on wet concrete surface towards a sump pump to perform a repair. This became reportable when the employee was placed on restrictions on the initial visit on 10/24/2009.

2008 · 1 incident

April 2, 2008 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
CalMat Co · Struck by falling object

Employee was working on a sand screw out of a course material washer which was supported by two jack stands. The log fell off crushing the right foot and causing a small laceration.