Aircraft maintenance and repair services (except factory conversion, factory overhaul, factory rebuilding) · Nebraska

Carol Corp dba Hillaero Modification Center

Lincoln, NE · ~45 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.4
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

Carol Corp dba Hillaero Modification Center runs at 232% of its industry's injury rate - far more dangerous than the typical Aircraft maintenance and repair services (except factory conversion, factory overhaul, factory rebuilding) workplace, earning a grade F.

Carol Corp dba Hillaero Modification Center: 10.4 TCR = 232% of Aircraft maintenance and repair services (except factory conversion, factory overhaul, factory rebuilding) BLS 4.5 · 3y Form 300A (see methodology below)

Carol Corp dba Hillaero Modification Center safety composite

Carol Corp dba Hillaero Modification Center scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (safer than 6%), 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).

F

19/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 10.44 per 100 workers

Safer than 6% of industry peers

DART rate
F 6.07 per 100 workers

Safer than 11% 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%).

TCR Δ

−8.4

2019→2023

Carol Corp dba Hillaero Modification Center injury rate improved

Carol Corp dba Hillaero Modification Center's TCR fell 8.4 from 14.5 in 2019 to 6.1 in 2023. Peak filing year was 2019 at 14.5 TCR. In 2023, DART was 0.58× this establishment's average TCR (severity share of cases).

2019=14.5 · 2021=10.7 · 2023=6.1

OSHA ITA Form 300A scorecard

Establishment book 488190 · Lincoln, NE ABOVE-IND · SMALL

Grade F · TCR 10.4 · 232% of ind

  • DART 6.1 DART
  • RANK #8/9
  • PHOTO BOI BOISE AIRPORT
  • BOOK 3y book
  • INJ 13 inj
  • SIZE ~45 FTE

Nearest TCR peer: BOI BOISE AIRPORT (0.1 TCR gap)

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Carol Corp dba Hillaero Modification Center in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Carol Corp dba Hillaero Modification Center averages 10.4 TCR (232% of the Aircraft maintenance and repair services (except factory conversion, factory overhaul, factory rebuilding) BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Carol Corp dba Hillaero Modification Center TCR series: 2019=14.5 · 2021=10.7 · 2023=6.1 · BLS 4.5

Where Carol Corp dba Hillaero Modification Center falls in its industry

992 Aircraft maintenance and repai establishments

Safer than 6% of graded establishments in this industry, whose median TCR is 3.2.

More dangerous than peersSafer than peers

Narrower to Nebraska alone (the establishments it most directly competes with for workers and contracts): ranked #8 safest of 9 Aircraft maintenance and repai employers in Nebraska.

Carol Corp dba Hillaero Modification Center (45 employees, TCR 10.4) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 3.2 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 05001,0001,500 05101520 Average employees Total Case Rate Carol Corp dba Hillaero Modification Center
Carol Corp dba Hillaero Modification Center (45 employees, TCR 10.4) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 3.2

Carol Corp dba Hillaero Modification Center has fewer employees than the Aircraft maintenance and repair services median and a higher injury rate than the industry's median TCR of 3.2. 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 6.1 6.1 3 0 0
2021 10.7 10.7 5 0 0
2019 14.5 14.5 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

488190 · NE · Lincoln

992 Aircraft maintenance and repair services (except factory conversion, factory overhaul, factory rebuilding) employers nationwide with a credible TCR · 3,594 rated employers in Nebraska with headcount on file · 496 employers in Lincoln, NE · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR BOI BOISE AIRPORT 10.4 TCR
NAICS-TCR 9215-SCCHS 10.4 TCR
NAICS-TCR TP Aerospace - Orlando 10.6 TCR
NAICS-TCR MCO-ITP 10.6 TCR
STATE-SIZE MPM Farms 45 FTE
STATE-SIZE Sandy Pine Systems, Inc 45 FTE
STATE-SIZE D.R. Horton, Inc. - Nebraska, LLC 45 FTE
STATE-SIZE Beatrice - Midwest Livestock Systems, LLC 45 FTE
CITY-NEAR Nelnet Servicing LLC 2,850 FTE
CITY-NEAR Nelnet - Lincoln HQ 2,491 FTE
CITY-NEAR Bryan East Campus 2,358 FTE
CITY-NEAR FACTS Education Corporation 1,986 FTE
NAT-TCR Central Kitchen 10.4 TCR
NAT-TCR G-FAM, Corp dba Paul Davis Restoration of Boston South & Rhode Island 10.4 TCR
NAT-TCR City of Arcadia 10.4 TCR
NAT-TCR Bel Air 519-Antelope 10.4 TCR
NAT-SIZE Krebs Brewing Co.,Inc 45 FTE
NAT-SIZE Challenge - P&G 45 FTE
NAT-SIZE Kilcor Construction LLC 45 FTE
NAT-SIZE Buffalo Tungsten 45 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, 2021, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.