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DuBois Quarry Metal/Non-Metal

Martin Marietta Materials, Inc. · Surface

Controlled by Martin Marietta Materials Inc

DuBoise, Pawnee County, NE · Active

MSHA Mine ID: 2501046

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Email me when a new MSHA incident is filed at DuBois Quarry.

Fatalities: 0
Total incidents: 6
Years on record: 2014–2017
Latest incident: Nov 2017

Compliance record

MSHA citations since 2001

citations

significant & substantial

$19,988

proposed penalties

$19,484

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	Per 1M hrs
2025 Q4	4,859	0	0.0
2025 Q3	4,982	0	0.0
2025 Q2	3,892	0	0.0
2025 Q1	415	2	4819.3
2024 Q4	4,471	0	0.0
2024 Q3	2,243	0	0.0
2024 Q2	3,149	1	317.6
2024 Q1	3,305	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

6 on file

2017 · 2 incidents

November 28, 2017 NE · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS

Martin Marietta Materials, Inc. · Over-exertion in lifting objects

Strain to lower arm requiring splint for 2 weeks. EE was lifting bags of anfo picking bags up off of the ledge. Grabbing bags with EE's left hand to load the holes. Noticed it about 6pm at home after work. Couldn't get comfortable when EE tried to go to sleep. This morning EE couldn't pick up an orange. Has a hard time opening EE's hand

September 21, 2017 NE · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON

Martin Marietta Materials, Inc. · Fall onto or against objects

Employee was ascending a set of stairs leading up and into a trailer. EE tripped at the top step and fell onto the hand rail. The end of the hand rail had an exposed burr that cut into the employees arm requiring 5 stitches.

2016 · 2 incidents

October 3, 2016 NE · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman DISORDERS (REPEATED TRAUMA)

Martin Marietta Materials, Inc. · Over-exertion (Not Elsewhere Classified)

Employee first reported on Oct. 25 2016 that EE has been having pain in EE's elbows (joint and muscle) for a while (more constant since around Oct. 3) from EE's Haul Truck position. The injury was evaluated and on December 1st, was determined to be workers comp.

July 13, 2016 NE · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS

Martin Marietta Materials, Inc. · Caught in, under or between (Not Elsewhere Classified)

Employee was working with the crew changing out v-belts and hand slipped resulting in one broken finger and one fractured finger on right hand.

2015 · 1 incident

November 12, 2015 NE · Metal/Non-Metal driller, highwall operator, highwall drill operator HANDLING OF MATERIALS

Martin Marietta Materials, Inc. · Over-exertion in lifting objects

Lifting 75 bags of shot at 50lbs per bag employee strain his right elbow

2014 · 1 incident

December 31, 2014 NE · Metal/Non-Metal outside foreman, leadman MACHINERY

Martin Marietta Materials, Inc. · Struck against a moving object

EE reported that while running the dozer he backed over a frozen dirt clod which caused him to jar his back. Health Bridge was contacted. EE was informed by Health Bridge that home care was all that was needed. Ice and Ibuprofen was recommended. January 5th EE saw a doctor and was given a restriction of not operating the Dozer for 2 weeks.