Plumbing and heating contractors · Ohio

USA OH Dublin Shamrock

Name: USA OH Dublin Shamrock Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Dublin, OH · ~159 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.3
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

USA OH Dublin Shamrock runs at 11% of its industry's injury rate - far safer than the typical Plumbing and heating contractors workplace, earning a grade A.

USA OH Dublin Shamrock: 0.3 TCR = 11% of Plumbing and heating contractors BLS 2.8 · 2y Form 300A (see methodology below)

USA OH Dublin Shamrock safety composite

USA OH Dublin Shamrock scores strongest on total case rate (tcr) (safer than 99% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

80/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): A 0.3 per 100 workers

Safer than 99% of industry peers
DART rate: B 0 per 100 workers

Safer than 80% of industry peers
Fatalities: D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−0.6

2022→2023

USA OH Dublin Shamrock injury rate improved

USA OH Dublin Shamrock's TCR fell 0.6 from 0.6 in 2022 to 0.0 in 2023. Peak filing year was 2022 at 0.6 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2022=0.6 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 238220 · Dublin, OH AT/BELOW-IND · MID

Grade A · TCR 0.3 · 11% of ind

DART 0.0 DART
RANK #5/300
PHOTO United Meters, Inc.
BOOK 2y book
INJ 1 inj
SIZE ~159 FTE

Nearest TCR peer: United Meters, Inc. (0.0 TCR gap)

Read with this employer → · Industry book → · Ohio employers → · Look up another →

This site

0.3
United Meters,

0.3
Industrial Coo

0.3
Commonwealth P

0.3
Kilgore Indust

0.3

What this shows USA OH Dublin Shamrock averages 0.3 TCR (11% of the Plumbing and heating contractors BLS benchmark).

USA OH Dublin Shamrock TCR series: 2022=0.6 · 2023=0 · BLS 2.8

Where USA OH Dublin Shamrock falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 99% of graded establishments in this industry, whose median TCR is 3.3.

Grade A

More dangerous than peersSafer than peers

Narrower to Ohio alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 300 Plumbing and heating contracto employers in Ohio.

USA OH Dublin Shamrock (159 employees, TCR 0.3) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

USA OH Dublin Shamrock has more employees than the Plumbing and heating contractors median and a lower injury rate than the industry's median TCR of 3.3. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses	Fatalities
2023	0.0	0.0	0	0	0
2022	0.6	0.6	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · OH · Dublin

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 22,650 rated employers in Ohio with headcount on file · 170 employers in Dublin, OH · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	United Meters, Inc.	MORRIS, IL	0.3 TCR
NAICS-TCR	Industrial Cooling Tower Services, Inc	BATON ROUGE, LA	0.3 TCR
NAICS-TCR	Commonwealth Plumbing Corp.	ROCKLAND, MA	0.3 TCR
NAICS-TCR	Kilgore Industries, LP	HOUSTON, TX	0.3 TCR
STATE-SIZE	Rudolph Foods Company Lima	LIMA	159 FTE
STATE-SIZE	Taylor Comms Grove City - 0220-OHGR1	GROVE CITY	159 FTE
STATE-SIZE	Taylor Made Glass Systems	PAYNE	159 FTE
STATE-SIZE	Atlantic Tool & Die SHARON CENTER	SHARON CENTER	159 FTE
CITY-NEAR	Cardinal Health South Campus	Dublin	2,093 FTE
CITY-NEAR	Cardinal Health 7000 and 7200	Dublin	1,895 FTE
CITY-NEAR	Dublin Methodist Hospital	Dublin	1,460 FTE
CITY-NEAR	OCLC, Inc.	Dublin	824 FTE
NAT-TCR	VRS Oklahoma City,OK	Oklahoma City, OK	0.3 TCR
NAT-TCR	Bethel Ct	Bethel, CT	0.3 TCR
NAT-TCR	Middletown, NY	Middletown, NY	0.3 TCR
NAT-TCR	Gregory Poole Lift Systems- Greenville	Greenville, NC	0.3 TCR
NAT-SIZE	San Antonio HQ	San Antonio, TX	159 FTE
NAT-SIZE	Fremont Street Experience, LLC	Las Vegas, NV	159 FTE
NAT-SIZE	Arrow Home Products Compan	Elk Grove Village, IL	159 FTE
NAT-SIZE	Clarksville Nursing Center	Clarksville, TX	159 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2023, 2022. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.