Employer · Connecticut

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228)

Trumbull, CT · ~426 workers · 6 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.1
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) runs at 4% of its industry's injury rate - far safer than the typical industry workplace, earning a grade A.

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228): 0.1 TCR = 4% of industry BLS 3.3 · 6y Form 300A (see methodology below)

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) safety composite

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) scores strongest on total case rate (tcr) (safer than 97% of same-industry peers) and weakest on fatalities (safer than 50%), 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).

B

80/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.13 per 100 workers

Safer than 97% of industry peers

DART rate
B 0 per 100 workers

Safer than 82% 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%).

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) held a steady TCR band

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228)'s TCR held near 0.2 from 0.2 in 2018 to 0.0 in 2024. Peak filing year was 2019 at 0.6 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2018=0.2 · 2019=0.6 · 2020=0.0 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 336411 · Trumbull, CT AT/BELOW-IND · MID

Grade A · TCR 0.1 · 4% of ind

  • DART 0.0 DART
  • RANK #1/14
  • PHOTO CO004
  • BOOK 6y book
  • INJ 4 inj
  • SIZE ~426 FTE

Nearest TCR peer: CO004 (0.0 TCR gap)

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

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) in the TCR neighbourhood

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

TCR

What this shows Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) averages 0.1 TCR (4% of the industry BLS benchmark).

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

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) TCR series: 2018=0.2 · 2019=0.6 · 2020=0 · 2022=0 · 2023=0 · 2024=0 · BLS 3.3

Where Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) falls in its industry

390 industry establishments

Safer than 97% of graded establishments in this industry, whose median TCR is 1.7.

More dangerous than peersSafer than peers

Narrower to Connecticut alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 14 industry employers in Connecticut.

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) (426 employees, TCR 0.1) among 29 same-industry peers, split at the industry median of 151 employees and a TCR of 1.7 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 02,0004,0006,0008,00010,000 0246810 Average employees Total Case Rate Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228)
Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) (426 employees, TCR 0.1) among 29 same-industry peers, split at the industry median of 151 employees and a TCR of 1.7

Lockheed Martin Corporation US CT Trumbull Quarry Rd 124 (5228) has more employees than the industry median and a lower injury rate than the industry's median TCR of 1.7. 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
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 0.6 0.4 3 0 0
2018 0.2 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

336411 · CT · Trumbull

390 industry employers nationwide with a credible TCR · 7,008 rated employers in Connecticut with headcount on file · 57 employers in Trumbull, CT · 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 CO004 0.1 TCR
NAICS-TCR CA018 0.1 TCR
NAICS-TCR Bell - CBC 0.1 TCR
NAICS-TCR NGAS-A563 0.1 TCR
STATE-SIZE 1421 LOWE S PLAINFIELD CT RDC 426 FTE
STATE-SIZE Waveny LifeCare Network 426 FTE
STATE-SIZE Colt's Manufacturing Company LLC 425 FTE
STATE-SIZE WM 5095 427 FTE
CITY-NEAR Cooper Surgical, Inc- Trumbull 601 FTE
CITY-NEAR Trumbull 438 FTE
CITY-NEAR 2361 - Trumbull West 256 FTE
CITY-NEAR St. Joseph's Center 255 FTE
NAT-TCR Amgen Inc. (So. San Francisco, CA) 0.1 TCR
NAT-TCR EOG Resources, Inc. - Midland Office 0.1 TCR
NAT-TCR CGP Corporate - Walnut Creek 0.1 TCR
NAT-TCR CFE Management, LLC 0.1 TCR
NAT-SIZE Stoughton Trailers LLC Plant 6 426 FTE
NAT-SIZE Gaffney 426 FTE
NAT-SIZE Manufacturing Plant - Corning 426 FTE
NAT-SIZE Modern 426 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, 2022, 2020, 2019, 2018. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.