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Portable Rock Drill #317 Metal/Non-Metal

BMC Aggregates LC · Surface

Controlled by Manatts Enterprises; Cedar Valley Corp

ELK RUN HEIGHTS, Black Hawk County, IA · Abandoned

MSHA Mine ID: 1301109

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Email me when a new MSHA incident is filed at Portable Rock Drill #317.

Fatalities: 0
Total incidents: 6
Years on record: 2007–2016
Latest incident: Jun 2016

Compliance record

MSHA citations since 2000

citations

significant & substantial

$14,698

proposed penalties

$14,698

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
2025 Q4	0	1
2025 Q3	576	0	0.0
2025 Q2	211	0	0.0
2025 Q1	210	0	0.0
2024 Q4	648	0	0.0
2024 Q3	470	0	0.0
2024 Q2	471	0	0.0
2024 Q1	158	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

6 on file

2016 · 2 incidents

June 14, 2016 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS

Paul Niemann Construction Company, Inc. · Caught in, under or between (Not Elsewhere Classified)

EE had raised empty box on dump truck and released tailgate. Tailgate did not property released so ee attempted to manually release tailgate when got fingers pinched between tailgate and tailgate spreader chain. Contact resulted in lacerations to left hand index and middle fingers which required stitches. EE was treated at local hospital and released.

March 17, 2016 IA · Metal/Non-Metal welder (shop) MACHINERY

Paul Niemann Construction Company, Inc. · Contact with hot objects or substances

EE was using LP torch to cut metal on inner screen box of screening plant when hot metal slag flew back & small piece went into EE's rt ear. Was taken to local clinic for exam, after follow up visit EE was referred to specialist on 4/1/16. EE has not had any lost workdays, hasn't been placed on restricted duty, nor rec'd any med. treatment till being seen by specialist

2014 · 1 incident

February 5, 2014 IA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY

Paul Niemann Construction Company, Inc. · Over-exertion in lifting objects

Employee was working with 2 other ee removing head pulley wiper & mounting bracket on loading bin. When lifting mounting plate off bin employee felt sharp pain in left groin. thought he had just pulled muscle. Pain still present next morning so employee was sent to doctor and was diagnosed with hernia. Employee under went hernia repair surgery in Fri 2/7/14.

2013 · 1 incident

January 28, 2013 IA · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON

Paul Niemann Construction Company, Inc. · Fall onto or against objects

EE was working on loading bin, when getting down from unit he slipped on ice and fell backwards hitting his head on the tire rim of the bin he was working on. EE was taken to Clinic and relieved 6 staples. EE was allowed to RTW for remainder of shift with restriction that he would work at ground level. He did miss the following day 1/29/13 due to headache.

2011 · 1 incident

July 7, 2011 IA · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON

Paul Niemann Construction Company, Inc. · Fall to the walkway or working surface

Employee was rolling up a cord on the floor of the shop, when he tripped over the cord falling to the floor.

2007 · 1 incident

November 12, 2007 IA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDTOOLS (NONPOWERED)

Paul Niemann Construction Company, Inc. · Over-exertion (Not Elsewhere Classified)

Employee was digging holes for new fence, put in (hole digger) and twisted his lower back.