Key Takeaway

Portable Crushing 1 is a intermittent surface mine producing Stone, located in Dyersville, Delaware County, IA. It has 84 violations on record (15 S&S) and $11K in proposed penalties. Operated by BARD Materials.

Portable Crushing 1

Intermittent Surface Stone

Operator: BARD Materials

Controller: Tony Thier

Location: Dyersville, Delaware County, IA

Employees: 5

84
Violations
15
S&S Violations
2
Accidents
$11K
Penalties

Recent Violations

View all 84 →
Date Section S&S Negligence Penalty
06/18/2025 56.12004 Non-S&S ModNegligence $151
06/18/2025 56.9300(a) Non-S&S ModNegligence $151
06/18/2025 56.14130(g) S&S ModNegligence $398
06/16/2025 56.1000 Non-S&S LowNegligence $151
10/16/2023 56.14107(a) Non-S&S ModNegligence $143
10/16/2023 56.20008(a) Non-S&S ModNegligence $143
10/16/2023 46.9(c)(4) Non-S&S LowNegligence $143
06/29/2023 56.3200 S&S ModNegligence $407
06/29/2023 56.14132(a) Non-S&S ModNegligence $143
06/29/2023 56.4602 Non-S&S ModNegligence $143
10/05/2021 56.4501 Non-S&S LowNegligence $125
10/05/2021 56.14112(b) Non-S&S ModNegligence $125
01/06/2021 56.20011 Non-S&S ModNegligence $125
01/06/2021 56.12004 Non-S&S ModNegligence $125
01/06/2021 56.14107(a) Non-S&S ModNegligence $125
04/09/2020 56.14107(a) Non-S&S ModNegligence $123
04/09/2020 56.4101 Non-S&S ModNegligence $123
04/09/2020 56.20011 Non-S&S ModNegligence $123
04/09/2020 56.9300(d) S&S ModNegligence $324
07/02/2019 56.3200 S&S ModNegligence $319

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
05/07/2012 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
03/30/2007 HANDLING OF MATERIALS PERM TOT OR PERM PRTL DISABLTY 26d lost

Inspections

View all 41 →
Begin End Hours Inspectors
06/18/2025 06/19/2025 18.25 1
10/17/2023 10/18/2023 5.00 1
10/16/2023 10/16/2023 6.00 1
06/29/2023 07/06/2023 19.00 1
10/05/2021 10/06/2021 15.00 1
01/06/2021 01/07/2021 23.00 2
04/09/2020 04/10/2020 15.00 1
07/02/2019 07/03/2019 15.25 1
04/11/2018 04/12/2018 15.75 1
09/19/2017 09/20/2017 26.75 1

Mine Details

MSHA Mine ID1302058
Mine TypeSurface
StatusIntermittent
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees5
Days/Week5.0
Hours/Shift10.0
Coordinates42.5080560, -91.0255560
Nearest TownDyersville

Frequently Asked Questions

How many MSHA violations does Portable Crushing 1 have?

Portable Crushing 1 has 84 MSHA violations on record, of which 15 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $11K.

What type of mine is Portable Crushing 1?

Portable Crushing 1 is a Surface mine producing Stone, located in Dyersville, Delaware County, IA. It currently has 5 employees.

Has anyone been injured or killed at Portable Crushing 1?

According to MSHA records, Portable Crushing 1 has 2 reported accident/injury records and 0 fatalities on file.

Who operates Portable Crushing 1?

Portable Crushing 1 is operated by BARD Materials and controlled by Tony Thier. MSHA Mine ID: 1302058.