Key Takeaway

50-10 Aggregate Prep Plant is a intermittent surface mine producing SandAndGravel, located in Johnson Village, Chaffee County, CO. It has 21 violations on record (5 S&S) and $3K in proposed penalties. Operated by ACA Products Inc.

50-10 Aggregate Prep Plant

Intermittent Surface SandAndGravel

Operator: ACA Products Inc

Controller: Kenneth Tunstall; Thomas Paul Moltz; Eric Moltz

Location: Johnson Village, Chaffee County, CO

Employees: 3

21
Violations
5
S&S Violations
1
Accidents
$3K
Penalties

Recent Violations

View all 21 →
Date Section S&S Negligence Penalty
12/03/2025 56.12030 Non-S&S ModNegligence $151
04/07/2025 56.20003(a) S&S ModNegligence $151
11/17/2021 56.14107(a) S&S HighNegligence $453
11/17/2021 56.12028 Non-S&S HighNegligence $125
11/17/2021 56.14100(b) Non-S&S ModNegligence $125
04/07/2021 56.12004 Non-S&S ModNegligence $125
05/01/2019 56.14112(a)(1) Non-S&S ModNegligence $121
05/01/2019 56.12004 Non-S&S ModNegligence $121
04/24/2013 56.14130(c) Non-S&S ModNegligence $100
04/24/2013 56.4501 Non-S&S ModNegligence $100
06/27/2012 56.14201(b) S&S ModNegligence $108
01/26/2011 56.14107(a) S&S ModNegligence $243
01/26/2011 56.14132(b)(2) Non-S&S LowNegligence $100
08/24/2009 56.12004 Non-S&S LowNegligence $100
08/24/2009 56.9300(a) Non-S&S LowNegligence $100
04/22/2008 56.12032 Non-S&S ModNegligence $100
01/23/2008 56.14107(a) S&S ModNegligence $108
01/23/2008 56.12004 Non-S&S ModNegligence $100
04/04/2007 46.9(c)(1) Non-S&S ModNegligence $60
03/07/2006 56.12025 Non-S&S ModNegligence $60

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
03/18/2015 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 7d lost

Inspections

View all 20 →
Begin End Hours Inspectors
12/02/2025 12/05/2025 14.50 1
04/06/2025 04/09/2025 34.25 1
12/20/2023 12/20/2023 7.00 1
08/31/2023 08/31/2023 6.50 1
11/17/2021 11/18/2021 20.00 1
04/07/2021 04/08/2021 9.75 1
04/30/2019 05/01/2019 18.00 1
03/29/2017 03/29/2017 8.50 1
09/08/2014 09/11/2014 8.00 1
06/12/2013 06/12/2013 2.50 1

Mine Details

MSHA Mine ID0504774
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees3
Days/Week5.0
Hours/Shift10.0
Coordinates38.7975000, -106.1033330
Nearest TownJohnson Village

Frequently Asked Questions

How many MSHA violations does 50-10 Aggregate Prep Plant have?

50-10 Aggregate Prep Plant has 21 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is 50-10 Aggregate Prep Plant?

50-10 Aggregate Prep Plant is a Surface mine producing SandAndGravel, located in Johnson Village, Chaffee County, CO. It currently has 3 employees.

Has anyone been injured or killed at 50-10 Aggregate Prep Plant?

According to MSHA records, 50-10 Aggregate Prep Plant has 1 reported accident/injury records and 0 fatalities on file.

Who operates 50-10 Aggregate Prep Plant?

50-10 Aggregate Prep Plant is operated by ACA Products Inc and controlled by Kenneth Tunstall; Thomas Paul Moltz; Eric Moltz. MSHA Mine ID: 0504774.