Commercial Construction · Indiana

Ziolkowski Construction, Inc.

Name: Ziolkowski Construction, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

South Bend, IN · ~243 workers · 7 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

B
Good Safety Record: 2.1
Avg TCR: 2.9
Industry avg: 0
Fatalities

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The verdict

Ziolkowski Construction, Inc. runs at 72% of its industry's injury rate - safer than the typical Commercial Construction workplace, earning a grade B.

Ziolkowski Construction, Inc.: 2.1 TCR = 72% of Commercial Construction BLS 2.9 · 7y Form 300A (see methodology below)

Ziolkowski Construction, Inc. safety composite

Ziolkowski Construction, Inc. scores strongest on total case rate (tcr) (safer than 53% of same-industry peers) and weakest on dart rate (safer than 24%), 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).

42/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): D 2.1 per 100 workers

Safer than 53% of industry peers
DART rate: F 2.39 per 100 workers

Safer than 24% 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%).

Ziolkowski Construction, Inc. held a steady TCR band

Ziolkowski Construction, Inc.'s TCR held near 0.1 from 2.3 in 2016 to 2.4 in 2024. Peak filing year was 2023 at 2.7 TCR. In 2024, DART was 1.14× this establishment's average TCR (severity share of cases).

2016=2.3 · 2018=1.9 · 2019=1.6 · 2020=1.9 · 2021=1.8 · 2023=2.7 · 2024=2.4

OSHA ITA Form 300A scorecard

Establishment book 236220 · South Bend, IN AT/BELOW-IND · MID

Grade B · TCR 2.1 · 72% of ind

DART 2.4 DART
RANK #45/93
PHOTO Go-Tilt Construction
BOOK 7y book
INJ 32 inj
SIZE ~243 FTE

Nearest TCR peer: Go-Tilt Construction (0.0 TCR gap)

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

This site

2.1
Go-Tilt Constr

2.1
Kieffer Bros.

2.1
Newton Constru

2.1
Parkwood Resou

2.1

What this shows Ziolkowski Construction, Inc. averages 2.1 TCR (72% of the Commercial Construction BLS benchmark).

Ziolkowski Construction, Inc. TCR series: 2016=2.3 · 2018=1.9 · 2019=1.6 · 2020=1.9 · 2021=1.8 · 2023=2.7 · 2024=2.4 · BLS 2.9

Where Ziolkowski Construction, Inc. falls in its industry

4,692 Commercial Construction establishments

Safer than 53% of graded establishments in this industry, whose median TCR is 2.3.

Grade B

More dangerous than peersSafer than peers

Narrower to Indiana alone (the establishments it most directly competes with for workers and contracts): ranked #45 safest of 93 Commercial Construction employers in Indiana.

Ziolkowski Construction, Inc. (243 employees, TCR 2.1) among 29 same-industry peers, split at the industry median of 55 employees and a TCR of 2.3

Ziolkowski Construction, Inc. has more employees than the Commercial Construction median and a lower injury rate than the industry's median TCR of 2.3. 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
2024	2.4	2.4	5
2023	2.7	2.7	6
2021	1.8	1.8	4
2020	1.9	1.9	4
2019	1.6	1.6	4
2018	1.9	1.4	4
2016	2.3	2.3	5

OSHA ITA peer cross-reference

Establishment peer ledger

236220 · IN · South Bend

4,692 Commercial Construction employers nationwide with a credible TCR · 12,750 rated employers in Indiana with headcount on file · 318 employers in South Bend, IN · 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	Go-Tilt Construction	DEERFIELD BEACH, FL	2.1 TCR
NAICS-TCR	Kieffer Bros. Construction Co., Inc.	MT. CARMEL, IL	2.1 TCR
NAICS-TCR	Newton Construction	SAN LUIS OBISPO, CA	2.1 TCR
NAICS-TCR	Parkwood Resources LLC	CARROLLTON, GA	2.1 TCR
STATE-SIZE	Park 100 Foods Tipton	TIPTON	243 FTE
STATE-SIZE	MSI Express - Ameriplex	PORTAGE	243 FTE
STATE-SIZE	BERRYEVCL	EVANSVILLE	243 FTE
STATE-SIZE	Jupiter Aluminum Corporation	HAMMOND	243 FTE
CITY-NEAR	Memorial Hospital South Bend	South Bend	2,914 FTE
CITY-NEAR	St. Joseph County	South Bend	1,298 FTE
CITY-NEAR	Fourwinds Casino South Bend	South Bend	1,021 FTE
CITY-NEAR	Honeywell IN08	South Bend	810 FTE
NAT-TCR	Merchants Automotive Group LLC	Hooksett, NH	2.1 TCR
NAT-TCR	KINNELON	Kinnelon, NJ	2.1 TCR
NAT-TCR	Bway Bryan	Bryan, TX	2.1 TCR
NAT-TCR	Brookdale Northville	Northville, MI	2.1 TCR
NAT-SIZE	Butler	Butler, WI	243 FTE
NAT-SIZE	Energy Group Inc.	Detroit, MI	243 FTE
NAT-SIZE	Skyland Distributing Company	Asheville, NC	243 FTE
NAT-SIZE	Schindler Hanover Elevator Plant	Hanover, PA	243 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: 2024, 2023, 2021, 2020, 2019, 2018, 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.