Data / Mines / River City Stone Division Of Mathy Construction Co

River City Stone Division Of Mathy: MSHA record

Updated November 6, 2026. Source: US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets.

River City Stone Division Of Mathy Construction Co (MSHA operator ID L16472) operates 73 open mines with 187 employees in Wisconsin, Minnesota, Iowa, mostly construction sand and gravel. Since January 1, 2022 MSHA inspectors issued it 114 citations and orders with $24,711 in proposed penalties, and it reported 46 injury or illness cases. Data from MSHA, November 6, 2026.

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MSHA operator ID

L16472

Open mines

73

Employees at open mines

187

States

Wisconsin, Minnesota, Iowa

Parent company

Mathy Construction Company

Citations and orders since January 1, 2022

114

Significant and substantial

12 (10.5%)

Closure orders

0

High negligence or reckless

9

Proposed penalties

$24,711

Amount paid so far

$19,500

Inspections

480

Inspector hours on site

1,965

Citations per inspection

0.24 (all mines 2.30)

Accident reports

46

Injury and illness cases

46

Fatalities

0

Latest MSHA record

November 4, 2026

Open mines of River City Stone Division Of Mathy Construction Co

Ranked by citations since January 1, 2022.

Citations and injury cases by year

Calendar years since 2022; 2026 runs to the date of the MSHA files.

Standards cited most at River City Stone Division Of Mathy Construction Co

Sections of Title 30 of the Code of Federal Regulations named on the citations, with the part each belongs to.

Injury and illness cases at River City Stone Division Of Mathy Construction Co

Accident reports by degree of injury, as the operator reported them to MSHA.

What the accident reports at River City Stone Division Of Mathy Construction Co describe

Accident classification, as MSHA codes the circumstances that contributed most directly.

Equipment named in accident reports at River City Stone Division Of Mathy Construction Co

Commodities

US government work, public domain. Counts come from the MSHA files published on November 6, 2026. An open mine is one MSHA lists as Active, Intermittent, New Mine, Temporarily Idled or NonProducing; 13,673 were open that day. Citations, penalties, inspections and accident reports run from January 1, 2022. A citation is an inspector's allegation and an operator can contest it; the penalty is the amount MSHA first proposed, before any contest or settlement. An operator is the legal entity MSHA assesses, and a parent company is its controller. Mines run by sole proprietors or by individuals are counted in every total and are not named. This page uses MSHA data and is not endorsed or certified by MSHA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.