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Buzzi Unicem USA safety activity

MSHA violations, accident reports and inspections across the current mine portfolio.

2025-01-01 – 2026-10-31Database snapshot · 2026-10-31

Safety activity

  1. Moving machine parts.

    violationRecord 9797549
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14107(a) · Significant and substantial (S&S) · $1,679.00 proposed penalty

  2. Inspection and cover plates.

    violationRecord 9797548
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.12032 · $549.00 proposed penalty

  3. Barricades and warning signs.

    violationRecord 9797547
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20011 · $226.00 proposed penalty

  4. Inspection.

    violationRecord 9797546
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.4201(a)(1) · $336.00 proposed penalty

  5. Barricades and warning signs.

    violationRecord 9797545
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20011 · $226.00 proposed penalty

  6. Construction and maintenance of guards.

    violationRecord 9797544
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14112(a)(1) · $336.00 proposed penalty

  7. Housekeeping.

    violationRecord 9797299
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20003(a) · $755.00 proposed penalty

  8. Machinery, equipment, and tools.

    violationRecord 9797298
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14205 · $336.00 proposed penalty

  9. Securing gas cylinders.

    violationRecord 9795560
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.16005 · $226.00 proposed penalty

  10. Protection of gas cylinder valves.

    violationRecord 9795559
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.16006 · $226.00 proposed penalty

  11. Housekeeping.

    violationRecord 9795558
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20003(a) · $755.00 proposed penalty

  12. Housekeeping.

    violationRecord 9795557
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20003(a) · Significant and substantial (S&S) · $3,736.00 proposed penalty

  13. Examination of working places.

    violationRecord 9795556
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.18002(a) · Significant and substantial (S&S) · $1,126.00 proposed penalty

  14. High-pressure hose connections.

    violationRecord 9994123
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.13021 · $209.00 proposed penalty

  15. Construction and maintenance of guards.

    violationRecord 9994122
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14112(b) · Significant and substantial (S&S) · $3,448.00 proposed penalty

  16. High-pressure hose connections.

    violationRecord 9994121
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.13021 · $465.00 proposed penalty

  17. Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.

    violationRecord 9994120
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 50.30(a) · $151.00 proposed penalty

  18. Securing movable parts.

    violationRecord 9994119
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14206(b) · $151.00 proposed penalty

  19. Housekeeping.

    violationRecord 9797543
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.20003(b) · Significant and substantial (S&S) · $4,749.00 proposed penalty

  20. Construction and maintenance of guards.

    violationRecord 9797542
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.14112(a)(1) · $697.00 proposed penalty

  21. Scaffolds and working platforms.

    violationRecord 9797541
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.11027 · $226.00 proposed penalty

  22. Requirement for container labels.

    violationRecord 9797297
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 47.41(a) · $465.00 proposed penalty

  23. General requirements.

    violationRecord 9797296
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.4200(b)(2) · $465.00 proposed penalty

  24. Spillage and leakage.

    violationRecord 9797295
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.4102 · Significant and substantial (S&S) · $3,448.00 proposed penalty

  25. Warning signs.

    violationRecord 9797294
    MARYNEAL QUARRY AND MILL · 4100283

    30 CFR 56.4101 · $697.00 proposed penalty

Sources and definitions

MSHA Violations (issue date), Accidents (accident date) and Inspections (begin date).

Violation titles use current CFR headings to identify the cited rule; they are not the inspector’s account of what happened.

Status is from the current MSHA Mines snapshot, not the selected reporting period. Closed records can retain their last reported controller/operator.

Counts describe published rows, including contractor records; accident records are not distinct incidents or numbers of people injured.

Zero means no matching records in the imported sources, not proof of no events. Historical coverage differs by source; absence before a source begins reporting is not a zero incident rate. Invalid or absent dates and records after the snapshot are excluded.

S&S means SIG_SUB=Y. Fatality records use DEGREE_INJURY_CD=01. Proposed penalties are not final assessed or paid amounts; missing dollar values are omitted.

Inspection hours are SUM_TOTAL_ON_SITE_HOURS attributed to the inspection start date, without supervisor/trainee hours. Missing hours are omitted; a started inspection may still be open.

Portfolio totals use current mine membership, including events before the current owner or operator's tenure.