Machine shops · Ohio

Miami Valley Mfg & Assembly, Inc.

Name: Miami Valley Mfg & Assembly, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Dayton, OH · ~23 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 3.7
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

Miami Valley Mfg & Assembly, Inc. runs at 113% of its industry's injury rate - about level with the typical Machine shops workplace, earning a grade C.

Miami Valley Mfg & Assembly, Inc.: 3.7 TCR = 113% of Machine shops BLS 3.3 · 2y Form 300A (see methodology below)

Miami Valley Mfg & Assembly, Inc. safety composite

Miami Valley Mfg & Assembly, Inc. scores strongest on dart rate (safer than 75% of same-industry peers) and weakest on total case rate (tcr) (safer than 47%), 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).

58/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): D 3.74 per 100 workers

Safer than 47% of industry peers
DART rate: B 0 per 100 workers

Safer than 75% of industry peers
Fatalities: D 0

Safer than 50% 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%).

Rising injury rate

Miami Valley Mfg & Assembly, Inc.: 3.6 → 3.9 TCR

Peak year 2019 @ 3.9 TCR · DART/TCR 0× in 2019

Miami Valley Mfg & Assembly, Inc.'s TCR rose 0.4 from 3.6 in 2016 to 3.9 in 2019. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 332710 · Dayton, OH ABOVE-IND · SMALL

Grade C · TCR 3.7 · 113% of ind

DART 0.0 DART
RANK #112/172
PHOTO Whistler Machine Wor…
BOOK 2y book
INJ 2 inj
SIZE ~23 FTE

Nearest TCR peer: Whistler Machine Works, Inc. (0.0 TCR gap)

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

This site

3.7
Whistler Machi

3.7
Pre-Mach, Inc.

3.7
JACKSONVILLE M

3.7
Seco Machine

3.7

What this shows Miami Valley Mfg & Assembly, Inc. averages 3.7 TCR (113% of the Machine shops BLS benchmark).

Miami Valley Mfg & Assembly, Inc. TCR series: 2016=3.6 · 2019=3.9 · BLS 3.3

Where Miami Valley Mfg & Assembly, Inc. falls in its industry

1,821 Machine shops establishments

Safer than 47% of graded establishments in this industry, whose median TCR is 3.5.

Grade C

More dangerous than peersSafer than peers

Narrower to Ohio alone (the establishments it most directly competes with for workers and contracts): ranked #112 safest of 172 Machine shops employers in Ohio.

Miami Valley Mfg & Assembly, Inc. (23 employees, TCR 3.7) among 29 same-industry peers, split at the industry median of 48 employees and a TCR of 3.5

Miami Valley Mfg & Assembly, Inc. has fewer employees than the Machine shops median and a higher injury rate than the industry's median TCR of 3.5. 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
2019	3.9	0.0	1	0	0
2016	3.6	3.6	1	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

332710 · OH · Dayton

1,821 Machine shops employers nationwide with a credible TCR · 22,650 rated employers in Ohio with headcount on file · 599 employers in Dayton, 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	Whistler Machine Works, Inc.	WHISTLER, AL	3.7 TCR
NAICS-TCR	Pre-Mach, Inc.	YORK, PA	3.7 TCR
NAICS-TCR	JACKSONVILLE MACHINE INC	JACKSONVILLE, IL	3.7 TCR
NAICS-TCR	Seco Machine	NORTH CANTON, OH	3.7 TCR
STATE-SIZE	MID EAST PRODUCTION LLC	TIFFIN	23 FTE
STATE-SIZE	Schlessman Seed Co	MILAN	23 FTE
STATE-SIZE	Lake County Nursery	MADISON	23 FTE
STATE-SIZE	LCN Holdings Inc dba Lake County Nursery	MADISON	23 FTE
CITY-NEAR	Miami Valley Hospital	Dayton	6,862 FTE
CITY-NEAR	University of Dayton	Dayton	5,359 FTE
CITY-NEAR	Dayton Children's Hospital	Dayton	3,590 FTE
CITY-NEAR	CareSource Management Services LLC	Dayton	3,172 FTE
NAT-TCR	SoutheastHEALTH Center of Stoddard County - Hospital	Dexter, MO	3.7 TCR
NAT-TCR	6962-Swy 0029 2065	Carlsbad, CA	3.7 TCR
NAT-TCR	6962-Swy 0029 1621	Nipomo, CA	3.7 TCR
NAT-TCR	6400-Swy 0005 2722	Littleton, CO	3.7 TCR
NAT-SIZE	Veritiv Operating Company - OK027	Tulsa, OK	23 FTE
NAT-SIZE	AmeriGas - Royal Oaks, CA	Royal Oaks, CA	23 FTE
NAT-SIZE	Clear Springs Foods Box Canyon Farm	Buhl, ID	23 FTE
NAT-SIZE	ABF Freight 490	Ontario, OR	23 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: 2019, 2016. 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.