← Back to search

Portable Crusher Metal/Non-Metal

Konen Rock Crushing Inc · Surface

Controlled by David M Konen

Dayton, Columbia County, WA · Active

MSHA Mine ID: 4503263

Watch this mine

Email me when a new MSHA incident is filed at Portable Crusher.

Fatalities: 0
Total incidents: 2
Years on record: 2011–2013
Latest incident: Oct 2013

Compliance record

MSHA citations since 2003

citations

significant & substantial

$16,515

proposed penalties

$16,515

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	1,154	0	0	0.0
2025 Q3	715	0	0	0.0
2025 Q2	1,084	0	0	0.0
2025 Q1	707	0	0	0.0
2024 Q4	1,314	2	0	1522.1
2024 Q3	1,355	0	0	0.0
2024 Q2	1,125	9	5	8000.0
2024 Q1	1,235	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

2 on file

2013 · 1 incident

October 18, 2013 WA · Metal/Non-Metal drill operator HANDLING OF MATERIALS

Konen Rock Crushing Inc · Over-exertion in lifting objects

Driller departed from his safe lifting technique training and simultaneously lifted & twisted. This twisting motion resulted in the "tweak" of his back that was ultimately medically diagnosed as a back strain & muscle spasm.

2011 · 1 incident

May 17, 2011 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON

Konen Rock Crushing Inc · Fall from scaffolds, walkways, platforms

Employee fell 3 feet from working platform and fractured 4 ribs on a piece of iron. Employee had a well lit area but improper footwear and was in too big of a hurry.