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Knauf Insulation: OSHA inspections and violations

Shelbyville, Indiana · Mineral Wool Manufacturing · NAICS 327993

7inspections
2citation items
$2,827current penalties
Feb 23, 2024last inspection

OSHA has inspected Knauf Insulation 7 times in Indiana since 2018.

The latest one began on Feb 23, 2024 on a referral, in Shelbyville.

Those inspections ended with 2 citation items: 1 serious and 1 other-than-serious.

Penalties were first proposed at $4,350 and now stand at $2,827, 35% lower after settlements or reviews.

How that compares: the median penalty per cited inspection for manufacturing employers since 2015 is $4,500, and Knauf Insulation averages $1,414 (2 cited inspections).

Knauf Insulation also files yearly injury logs with OSHA, summarized below.

Knauf Insulation: OSHA citation items per year, 2018 to 2024
Citation items per year, by inspection date.

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Inspection history

Inspection 347300774 OPENED FEB 23, 2024Closed

Referral · Partial · Safety · 389 employees at the site · Closed Aug 29, 2024

400 Walker Street, Shelbyville, IN 46176 · Other Miscellaneous Durable Goods Merchant Wholesalers · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.212(a) · Machine guarding
Serious$3,600$2,340Jul 15, 2024Final

Inspection 346661044 OPENED APR 26, 2023Closed

Complaint · Partial · Health · 450 employees at the site · Closed Aug 9, 2023

400 East Walker Street, Shelbyville, IN 46176 · Mineral Wool Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 345491542 OPENED AUG 24, 2021Open

Complaint · Partial · Health · 300 employees at the site · Open

400 Walker Street, Shelbyville, IN 46176 · Mineral Wool Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection so far.

Inspection 344317565 OPENED SEP 16, 2019Closed

Complaint · Partial · Safety · 400 employees at the site · Closed Oct 18, 2019

400 Walker Street, Shelbyville, IN 46176 · Other Miscellaneous Durable Goods Merchant Wholesalers · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 343711388 OPENED DEC 18, 2018Closed

Complaint · Partial · Health · 157 employees at the site · Closed Feb 19, 2019

1 Knauf Drive, Shelbyville, IN 46176 · Mineral Wool Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 343151312 OPENED MAY 2, 2018Closed

Complaint · Partial · Safety · 410 employees at the site · Closed May 30, 2018

400 East Walker Street, Shelbyville, IN 46176 · Mineral Wool Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 343098836 OPENED APR 17, 2018Closed

Complaint · Partial · Safety · 410 employees at the site · Closed May 11, 2018

400 East Walker Street, Shelbyville, IN 46176 · Mineral Wool Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1910.36(d)(1) · Exit route design
Other-than-serious$750$487Apr 23, 2018Final

Injury and illness logs

From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.

In 2025, the Shelbyville site logged 8 recordable injuries or illnesses among about 404 workers: 1.9 per 100 full-time workers, against a median of 2.6 for its industry. Those cases cost 152 days away from work.

Site and yearWorkersCasesDays-away casesRateIndustry median
Knauf Insulation Plant 1
Shelbyville · 2025
404 841.92.6
Knauf Insulation Corporate
Shelbyville · 2025
311 100.32.6
Knauf Insulation Plant 3
Shelbyville · 2025
159 100.52.6

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

29 CFR 1910.212 · Machine guarding

29 CFR 1910.36 · Exit route design

29 CFR 1910.36(d)(1)

(d) An exit door must be unlocked. (1) Employees must be able to open an exit route door from the inside at all times without keys, tools, or special knowledge. A device such as a panic bar that locks only from the outside is permitted on exit discharge doors.

Other mineral wool manufacturing employers in Indiana

Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.