Acker-Stone Safety Record

Chandler, AZ · Manufacturing

F

Significantly elevated violation rate. This employer's safety record is among the worst on file.

Last inspected 07/23/2021

Based on public OSHA records. How is this calculated? · Data updated March 2026

According to OSHA enforcement records, Acker-Stone in Chandler, Arizona has 45 workplace safety violations across 7 inspections, with 26 classified as serious and $196,003 in total penalties. Safety grade: F (significantly elevated violations). OSHA records span 2015 to 2021.

Acker-Stone in Chandler, Arizona has received an F safety grade, indicating a significantly elevated rate of workplace safety violations compared to other employers. Within the manufacturing industry, this places Acker-Stone among the most frequently cited employers. An F grade is assigned when an employer's weighted violation score exceeds 6.0 per inspection, factoring in the severity of each citation.

26 of the 45 violations on record are classified as serious, meaning OSHA determined they posed a risk of death or serious physical harm. The $196,003 in total penalties reflects the severity and frequency of these citations. Workers at employers with F safety grades may want to understand their rights under OSHA regulations, including the right to file a complaint about unsafe working conditions without fear of retaliation. Arizona workers who have been injured on the job may also be eligible for workers' compensation benefits.

6.4 Acker-Stone violations/inspection
vs
4.1 Manufacturing avg
Above industry average
View Manufacturing industry report →
4 Violations (5 yr)
2 Inspections (5 yr)
3 Serious (5 yr)
$15,000 Penalties (5 yr)
All-time record: 45 violations, $196,003 in penalties across 7 inspections
45 Total Violations
7 Total Inspections
26 Total Serious
$196,003 Total Penalties
Serious?
3 ($15,000)
Other-than-Serious?
1 ($0)
1910.0028 OSHA Standard
Cited in 3 inspections (4 total) since 2018
1910.0212 Machine Guarding — General
Cited in 2 inspections (4 total) since 2019
1910.0303 Electrical — General Requirements
Cited in 2 inspections (4 total) since 2019
1910.0151 Medical Services & First Aid
Cited in 2 inspections (2 total) since 2019
1910.0157 Portable Fire Extinguishers
Cited in 2 inspections (2 total) since 2019
Violations decreased 100% over the past 5 years (0 recent vs 45 prior).
OSHA initially proposed $345,486 in penalties for Acker-Stone, later reduced to $196,003 — a 43% reduction through informal settlement or contest. Learn how OSHA penalties work.
1910.1053 OSHA Standard
4 citations $10,391
1910.0303 Electrical — General Requirements
4 citations $4,000
1910.0212 Machine Guarding — General
4 citations $71,000
1910.0028 OSHA Standard
4 citations $15,900
1910.0305 Electrical — Wiring Methods
3 citations $2,000

Workers' Compensation in Arizona

Workers injured on the job in Arizona may be entitled to medical coverage, temporary & permanent disability, death benefits, vocational rehabilitation.

This is general information about workers' compensation laws in Arizona, not legal advice. Consult a licensed attorney for your specific situation.

Were you injured at Acker-Stone?

This employer has 45 OSHA violations on record, including 26 classified as serious. If you've been hurt on the job, you may be entitled to compensation.

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No workplace accident investigations on file for Acker-Stone in OSHA records.

DateTypeLocationViolationsPenalties
07/23/2021 Programmed Other? Chandler, AZ 2 $4,000
07/23/2021 Programmed Other? Chandler, AZ 2 $11,000
06/02/2020 Follow-Up? Chandler, AZ 3 $8,312
06/02/2020 Follow-Up? Chandler, AZ 5 $10,391
05/15/2019 Referral? Chandler, AZ 21 $150,000
05/31/2018 Planned? Chandler, AZ 5 $8,100
07/01/2015 Planned? Chandler, AZ 7 $4,200

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