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Diamond Materials, LLC Metal/Non-Metal

Diamond Materials, LLC · Surface

Controlled by Richard E Pierson Jr; Michael K Pierson

Harrington, Kent County, DE · Abandoned

MSHA Mine ID: 0700094

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Fatalities: 0
Total incidents: 2
Years on record: 2008–2009
Latest incident: Oct 2009

Compliance record

MSHA citations since 2000

citations

significant & substantial

$5,054

proposed penalties

$3,385

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
2020 Q3	1,992	0	0.0
2020 Q2	1,935	0	0.0
2020 Q1	1,889	0	0.0
2019 Q4	1,944	1	514.4
2019 Q3	3,485	0	0.0
2019 Q2	1,854	0	0.0
2019 Q1	669	0	0.0
2018 Q4	788	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

2 on file

2009 · 1 incident

October 9, 2009 DE · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS

Miller Brothers Sand & Gravel Inc · Over-exertion in pulling or pushing objects

Anchor cable was being moved. Employee was pulling cable as it was coming off winch. Employee complained of soreness in his back Monday --- Informed me that he thought it happened while pulling the cable.

2008 · 1 incident

November 6, 2008 DE · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON

Miller Brothers Sand & Gravel Inc · Fall onto or against objects

Employee was working on assembly of conveyor belt assembly. Assembly slipped or shifted and dropped down less than 1 foot. Employee lost balance and fell backwards. He struck his forehead on an unknown object and received a cut on his left eyebrow. Employee was transported to medical facility and received 13 stitches. Employee has returned to work.