Driller fatality at Haynes Aggregates - Seymour Llc (Haynes Materials Company), CT, August 24, 2026

at 10:38 AM

On August 24, 2026, a driller was fatally injured in a fall of face/rib/pillar/side/highwall accident at Haynes Aggregates - Seymour Llc (Haynes Materials Company), CT.

Haynes Aggregates - Seymour Llc · Surface · Metal/Non-Metal

Operator: Haynes Materials Company (Thomas R Haynes)

Contractor on site: B6518

New Haven County, CT

Classification FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL

Type Struck by falling object

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Investigator narrative

situation still under investigation so far information gathered is startled worker tripped and broke spine, further information still being gathered. Driller died after being struck by falling rocks.

Record details

Activity at time of incident: Surface Equipment, Nec
Subunit / location: STRIP, QUARY, OPEN PIT
Accident type: Struck by falling object
Source of injury: CAVING ROCK,COAL,ORE,WSTE
Nature of injury: CRUSHING
Body part affected: MULTIPLE PARTS (MORE THAN ONE MAJOR)
Total mining experience: 10 years
Experience at this mine: 4 years
Experience in this job: 10 years
Degree of injury: FATALITY

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MSHA fatality report: MSHA's report page for this fatality
Accident record: Download MSHA Accidents.zip then search for Document number 220262370015 (the unique key per MSHA Form 7000-1)
Mine record: MSHA Mine Data Retrieval System and search by Mine ID 0600763
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Source: US Mine Safety and Health Administration (MSHA) · Document 220262370015 · Mine ID 0600763 Trainer view →