Asphalt shingles made from purchased asphaltic materials · California

Shafter Shingle

Shafter, CA · ~145 workers · 6 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Shafter Shingle runs at 29% of its industry's injury rate - far safer than the typical Asphalt shingles made from purchased asphaltic materials workplace, earning a grade A.

Shafter Shingle: 1.0 TCR = 29% of Asphalt shingles made from purchased asphaltic materials BLS 3.3 · 6y Form 300A (see methodology below)

Shafter Shingle safety composite

Shafter Shingle scores strongest on total case rate (tcr) (safer than 82% 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).

C

74/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.96 per 100 workers

Safer than 82% 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%).

TCR Δ

−0.7

2019→2024

Shafter Shingle injury rate improved

Shafter Shingle's TCR fell 0.7 from 0.7 in 2019 to 0.0 in 2024. Peak filing year was 2022 at 2.0 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2019=0.7 · 2020=1.5 · 2021=1.6 · 2022=2.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 324122 · Shafter, CA AT/BELOW-IND · MID

Grade A · TCR 1.0 · 29% of ind

  • DART 0.0 DART
  • RANK #1/9
  • PHOTO CertainTeed Jonesburg
  • BOOK 6y book
  • INJ 10 inj
  • SIZE ~145 FTE

Nearest TCR peer: CertainTeed Jonesburg (0.0 TCR gap)

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

Shafter Shingle in the TCR neighbourhood

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

TCR

What this shows Shafter Shingle averages 1.0 TCR (29% of the Asphalt shingles made from purchased asphaltic materials BLS benchmark).

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

Shafter Shingle TCR series: 2019=0.7 · 2020=1.5 · 2021=1.6 · 2022=2 · 2023=0 · 2024=0 · BLS 3.3

Where Shafter Shingle falls in its industry

148 Asphalt shingles made from pur establishments

Safer than 82% of graded establishments in this industry, whose median TCR is 2.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 9 Asphalt shingles made from pur employers in California.

Shafter Shingle (145 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 90 employees and a TCR of 2.2 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 0100200300 0246810 Average employees Total Case Rate Shafter Shingle
Shafter Shingle (145 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 90 employees and a TCR of 2.2

Shafter Shingle has more employees than the Asphalt shingles made from purchased asp median and a lower injury rate than the industry's median TCR of 2.2. 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
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 2.0 1.0 4 0 0
2021 1.6 1.1 3 0 0
2020 1.5 1.5 2 0 0
2019 0.7 0.7 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

324122 · CA · Shafter

148 Asphalt shingles made from purchased asphaltic materials employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 66 employers in Shafter, 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 CertainTeed Jonesburg 1.0 TCR
NAICS-TCR RPG Shakopee 0.9 TCR
NAICS-TCR SOPREMA, Inc Wadsworth 310B Quadral 0.9 TCR
NAICS-TCR Owens Corning 0.9 TCR
STATE-SIZE CADY - 02 145 FTE
STATE-SIZE R&T Farm Management, Inc. 145 FTE
STATE-SIZE Ocean Mist Farms - Castroville 145 FTE
STATE-SIZE SANTA ROSA OFFICES 145 FTE
CITY-NEAR Amazon.com Services LLC - BFL2 1,819 FTE
CITY-NEAR 0593 - Shafter CA DC 1,587 FTE
CITY-NEAR Central Valley Distribution Center CVDC 1,395 FTE
CITY-NEAR 0593 - Bakersfield DC 1,179 FTE
NAT-TCR Cumming 1.0 TCR
NAT-TCR Easiway Systems, Inc. 1.0 TCR
NAT-TCR EI088 - Lake City Office 1.0 TCR
NAT-TCR Ostrom Painting & Sandblasting, Inc 1.0 TCR
NAT-SIZE BB Motor Sales LLC 145 FTE
NAT-SIZE Stripe-A-Zone, LLC 145 FTE
NAT-SIZE Missouri History Museum 145 FTE
NAT-SIZE Premio Foods Inc. Brooksville 145 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, 2021, 2020, 2019. 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.