PORTABLE CRUSHER #1 Metal/Non-Metal

Jensen Rock & Sand Inc · Surface

Controlled by Kenneth D Jensen; Kyle D Jensen

Mobridge, Walworth County, SD · Intermittent

MSHA Mine ID: 3900456

Watch this mine

Email me when a new MSHA incident is filed at PORTABLE CRUSHER #1.

Compliance record

MSHA citations since 2001

citations

significant & substantial

$9,752

proposed penalties

$9,579

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	1,358	0	0	0.0
2025 Q3	1,842	0	0	0.0
2025 Q2	847	0	0	0.0
2025 Q1	0	0	0
2024 Q4	1,599	3	0	1876.2
2024 Q3	1,318	0	0	0.0
2024 Q2	1,039	3	1	2887.4
2024 Q1	0	0	0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

1 on file

June 10, 2015 SD · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON

Jensen Rock & Sand Inc · Caught in, under or between (Not Elsewhere Classified)

Employee was stepping down from Dozer. It had just rained and his foot slipped in between tracks got caught and when he fell he broke his lower leg.