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Establishment profile

DIAMOND MANUFACTURING OF BLUFFTON, LTD

505 EAST JEFFERSON, BLUFFTON, OH, 45817
Operated by Noble Corp plc · 1 of 185 establishments
332999All Other Miscellaneous Fabricated Metal Product Manufacturing
EIN 272450190

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OSHA inspections
4
over 14 years
Violations
3
$8,000 in penalties
Penalties
$8,000
$2,667 avg
Violations across 2 federal agencies
Enforcement actions from multiple agencies may indicate systemic compliance issues across functions.
Accident investigations on record
1 fatality · 3 National Emphasis Program inspections · 2 OSHA follow-ups

Summary

DIAMOND MANUFACTURING OF BLUFFTON, LTD has accumulated 3 OSHA violations across 4 inspections over 14 years of recorded history, with $8,000 in total assessed penalties.

The establishment sits in the 33rd percentile for violations within its industry-state peer group of 491 employers. Inspection frequency runs at the 78th percentile. The most recent enforcement activity was recorded 8 years ago.

Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.

Agency coverage

DIAMOND MANUFACTURING OF BLUFFTON, LTD appears in OSHA workplace safety, NLRB labor relations, and FMCSA motor carrier registration records only. No matching records were found in WHD wage enforcement, MSHA mine safety, EPA environmental compliance, OFLC visa and labor certification (historical), SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.

OSHA workplace safety

Inspections
4
0.3 / yr · last 14 yrs
Violations
3
0.2 / yr
Penalties
$8,000
$2,667 avg / violation
33% serious67% other
Inspection trigger · complaint
2 of 4
Inspection trigger · planned
1 of 4

50% of inspections at this establishment produced violations,

Most-cited OSHA standards

Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 3 distinct standards shown · 3 citations in this view · $8,000 in penalties.

CFR sectionCitationsInspectionsTotal penaltyFirst citedLast cited
29 CFR 1910.0212 A0111$7,000Aug 2018Aug 2018
29 CFR 1904.0039 A0211$1,000Aug 2018Aug 2018
29 CFR 1910.0178 Q0711Jul 2012Jul 2012

Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.

Peer comparison

33rd

Below average violations in NAICS 3329 within OH. Peer group: 491 employers. This establishment has 3 OSHA violations; peer median is 6.

Fewer violationsMore violations
Penalty percentile
63rd
peer median: $4,974
Inspection frequency
78th
peer median: 2

Safety self-report (OSHA 300A)

Recordable injury rates the employer filed with OSHA’s Injury Tracking Application. DART covers cases with days away, restricted, or transferred; TRIR is the total recordable case rate.

DART rate
0.0
vs industry
−1.4
TRIR
3.3
vs industry
+0.7

Reported for 70 average annual employees at this establishment.

Source: OSHA ITA Form 300A (employer self-reported). Rates are per 100 full-time equivalent workers. Establishments below the ~10-FTE threshold are not required to report.

Industry benchmark

Industry avg TRIR
2.6
BLS SOII 2024
Industry avg DART
1.4
BLS SOII 2024
Self-reported TRIR
3.3
OSHA ITA Form 300A (employer self-reported)

BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.

Inspection breakdown

Planned
1
Complaint
2

Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.

OSHA severe injury reports

Self-reported events under 29 CFR 1904.39 (24-hour notification of hospitalization, amputation, or loss of an eye) · Oct 2018

Reports
1
Hospitalizations
1
Amputations
0
Eye losses
0

Most frequent event: Ignition of clothing from controlled heat source

Source: OSHA Severe Injury Reports (federal OSHA only; state-plan states like California, Oregon, and Washington maintain their own programs and do not consistently report into this feed).

Severe injury reports — events

Each row is a hospitalization, amputation, or eye-loss event the employer self-reported to OSHA under 29 CFR 1904.39. Narratives are written by the reporting employer.

DateEventBody partOutcome
Oct 15, 2018Ignition of clothing from controlled heat sourceMultiple body parts, n.e.c.Hospitalized

Source: OSHA Severe Injury Reports. Federal-OSHA jurisdiction only by default; some state-plan programs report voluntarily.

OSHA accident events

Accidents, fatalities, and catastrophes documented during OSHA inspections at this employer. Each entry links to the inspection that recorded it.

DateEventInjuriesHospitalizedFatalities
Mar 28, 2018Amputated,Amputation,Caught By,Drill,Finger1
Jan 29, 2014Fall,HeadFatality11

Source: OSHA accident investigations. Narratives are recorded by the inspecting officer and may be truncated.

Activity timeline

Data refreshed
Weekly
First OSHA inspection
Most recent activity
8 years ago

No federal enforcement activity has been recorded against this establishment in 8+ years. Most recent activity: 8 years ago. Data on this page is refreshed weekly.

Wage & Hour Division (WHD)

No WHD wage, overtime, or child-labor enforcement cases on file for DIAMOND MANUFACTURING OF BLUFFTON, LTD. Verify directly with Wage and Hour Division

Mine safety (MSHA)

No MSHA mine safety violations on file for DIAMOND MANUFACTURING OF BLUFFTON, LTD. Verify directly with Mine Safety and Health Administration

Labor relations (NLRB)

Company-level in OH — for Noble Corp plc, not this location alone

Total cases
9
Unfair labor practice
9

National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other Noble Corp plc locations in the same state.

NLRB cases

National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 9 cases · 9 ULP

Case numberTypeFiledClosedStatusRegion
08-CA-157398Unfair labor practiceAug 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157397Unfair labor practiceAug 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157394Unfair labor practiceAug 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157393Unfair labor practiceAug 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157016Unfair labor practiceJul 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157015Unfair labor practiceJul 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157014Unfair labor practiceJul 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157005Unfair labor practiceJul 2015Aug 2015ClosedRegion 08, Cleveland, Ohio
08-CA-157004Unfair labor practiceJul 2015Aug 2015ClosedRegion 08, Cleveland, Ohio

Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.

Visa & labor certification (OFLC) — historical

No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for DIAMOND MANUFACTURING OF BLUFFTON, LTD. Verify directly with Office of Foreign Labor Certification

Environmental compliance (EPA)

No EPA inspections or formal enforcement actions on file for DIAMOND MANUFACTURING OF BLUFFTON, LTD. Verify directly with Environmental Protection Agency

Motor carrier safety (FMCSA)

DOT number
2306331
Operation
C

Federal Motor Carrier Safety Administration — DOT-regulated carrier registration and fleet data.

Federal criminal prosecution record

No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for DIAMOND MANUFACTURING OF BLUFFTON, LTD. Verify directly with UVA Corporate Prosecution Registry

Federal contracts

No federal contracts are recorded to this specific location.

Company-wide — RELIANCE STEEL & ALUMINUM CO (across 40 entities)
Obligated (5-yr)
$66.3M
Obligated (all-time)
$361.9M
Awards (all-time)
59,882

Consolidated across all USAspending recipient entities under this corporate parent — not attributable to this single location.

Federal contract activity for the parent corporation. Source: USAspending.gov, net obligations. Recipient address is the SAM registration / HQ address, not necessarily the worksite.

Inspection history

DateTriggerViolationsSeriousPenalty
2018-05-02Complaint21$8,000
2014-03-18Fatality/Catastrophe0$0
2014-02-12Planned0$0
2012-01-12Complaint1$0

Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.

In the news

Part of a larger organization

DIAMOND MANUFACTURING OF BLUFFTON, LTD is one of 185 establishments rolled up under the parent organization Noble Corp plc.

Federal enforcement records on this page represent activity at this specific establishment only. The full enforcement footprint of Noble Corp plc across all 185 of its tracked locations is viewable on the parent profile.

Other employers in this industry and state

Other employers in all other miscellaneous fabricated metal product manufacturing within OH, ordered by federal enforcement volume:

Other locations under this parent

Other establishments operated by Noble Corp plc, ordered by federal enforcement volume:

Related searches

About this data

This profile aggregates federal enforcement records on DIAMOND MANUFACTURING OF BLUFFTON, LTD from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.

Establishments are matched across agencies using normalized employer name, state, and ZIP code. This establishment resolves to the parent rollup Noble Corp plc, which operates 185 establishments in our dataset.

OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.

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Frequently asked

What is DIAMOND MANUFACTURING OF BLUFFTON, LTD's OSHA violation history?
DIAMOND MANUFACTURING OF BLUFFTON, LTD has 4 OSHA inspections on record with 3 violations and $8,000 in total penalties.
How does DIAMOND MANUFACTURING OF BLUFFTON, LTD's safety record compare to its industry?
DIAMOND MANUFACTURING OF BLUFFTON, LTD operates in the all other miscellaneous fabricated metal product manufacturing industry. The industry average Total Recordable Incident Rate (TRIR) is 2.6. DIAMOND MANUFACTURING OF BLUFFTON, LTD's self-reported DART rate is 0 compared to an industry average of 1.4.
Has DIAMOND MANUFACTURING OF BLUFFTON, LTD had any workplace fatalities?
Yes. Federal records show 1 fatality investigation involving DIAMOND MANUFACTURING OF BLUFFTON, LTD.