Repair highway road street bridge or airport runway · California

California Department of Transportation Facility 314

Mammoth Lakes, CA · ~315 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

California Department of Transportation Facility 314 runs at 24% of its industry's injury rate - far safer than the typical Repair highway road street bridge or airport runway workplace, earning a grade A.

California Department of Transportation Facility 314: 0.7 TCR = 24% of Repair highway road street bridge or airport runway BLS 2.8 · 3y Form 300A (see methodology below)

California Department of Transportation Facility 314 safety composite

California Department of Transportation Facility 314 scores strongest on total case rate (tcr) (safer than 89% of same-industry peers) and weakest on fatalities (safer than 53%), 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

77/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.66 per 100 workers

Safer than 89% of industry peers

DART rate
B 0 per 100 workers

Safer than 81% of industry peers

Fatalities
D 0

Safer than 53% 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

−0.8

2020→2024

California Department of Transportation Facility 314 injury rate improved

California Department of Transportation Facility 314's TCR fell 0.8 from 1.1 in 2020 to 0.3 in 2024. Peak filing year was 2020 at 1.1 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2020=1.1 · 2023=0.6 · 2024=0.3

OSHA ITA Form 300A scorecard

Establishment book 237310 · Mammoth Lakes, CA AT/BELOW-IND · MID

Grade A · TCR 0.7 · 24% of ind

  • DART 0.0 DART
  • RANK #278/551
  • PHOTO APAC Atlantic, Inc.
  • BOOK 3y book
  • INJ 4 inj
  • SIZE ~315 FTE

Nearest TCR peer: APAC Atlantic, Inc. (0.0 TCR gap)

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

California Department of Transportation Facility 314 in the TCR neighbourhood

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

TCR

What this shows California Department of Transportation Facility 314 averages 0.7 TCR (24% of the Repair highway road street bridge or airport runway BLS benchmark).

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

California Department of Transportation Facility 314 TCR series: 2020=1.1 · 2023=0.6 · 2024=0.3 · BLS 2.8

Where California Department of Transportation Facility 314 falls in its industry

4,078 Repair highway road street bri establishments

Safer than 89% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #278 safest of 551 Repair highway road street bri employers in California.

California Department of Transportation Facility 314 (315 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0 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 01,0002,0003,000 0102030 Average employees Total Case Rate California Department of Transportation Facility 314
California Department of Transportation Facility 314 (315 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0

California Department of Transportation Facility 314 has more employees than the Repair highway road street bridge or air median and a lower injury rate than the industry's median TCR of 3.0. 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 0.3 0.0 1 0 0
2023 0.6 0.6 2 0 0
2020 1.1 0.4 1 2 0

OSHA ITA peer cross-reference

Establishment peer ledger

237310 · CA · Mammoth Lakes

4,078 Repair highway road street bridge or airport runway employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 10 employers in Mammoth Lakes, CA · 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 APAC Atlantic, Inc. 0.7 TCR
NAICS-TCR Flagger Force LLC 0.7 TCR
NAICS-TCR Round Rock Construction 0.7 TCR
NAICS-TCR Belmont Admin 0.7 TCR
STATE-SIZE Live Oak Farms 315 FTE
STATE-SIZE M&J Farm Labor Contractor, Inc 315 FTE
STATE-SIZE California Department of Transportation Facility 313 315 FTE
STATE-SIZE California Department of Transportation Facility 308 315 FTE
CITY-NEAR Mammoth Mountain Ski Area, LLC 2,452 FTE
CITY-NEAR Mammoth Hospital 410 FTE
CITY-NEAR 6962-SWY-0029-0029-02400 102 FTE
CITY-NEAR SWY-0029-0029-02400 FAC-02400-MAMMOTH LAKES-CA 101 FTE
NAT-TCR Greenfield-5 Kenwood Street 0.7 TCR
NAT-TCR Charleston - 1520 Lauderdale Memorial Highway 0.7 TCR
NAT-TCR Odfjell Terminals, Houston 0.7 TCR
NAT-TCR Independent School District No 0561 0.7 TCR
NAT-SIZE Town of Greenwich-General Government 315 FTE
NAT-SIZE Sunrise Bus Company 315 FTE
NAT-SIZE 2169 - Kannapolis 315 FTE
NAT-SIZE 1369 - Baton Rouge Siegen 315 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, 2020. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.