Asphalt roof shingle installation · California

a & i roofing, inc.

Arcata, CA · ~27 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.9
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

a & i roofing, inc. runs at 353% of its industry's injury rate - far more dangerous than the typical Asphalt roof shingle installation workplace, earning a grade F.

a & i roofing, inc.: 9.9 TCR = 353% of Asphalt roof shingle installation BLS 2.8 · 3y Form 300A (see methodology below)

a & i roofing, inc. safety composite

a & i roofing, inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 11%), 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

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.89 per 100 workers

Safer than 12% of industry peers

DART rate
F 8 per 100 workers

Safer than 11% 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%).

TCR Δ

−7.0

2021→2023

a & i roofing, inc. injury rate improved

a & i roofing, inc.'s TCR fell 7.0 from 15.0 in 2021 to 8.0 in 2023. Peak filing year was 2021 at 15.0 TCR. In 2023, DART was 0.81× this establishment's average TCR (severity share of cases).

2021=15.0 · 2022=6.7 · 2023=8.0

OSHA ITA Form 300A scorecard

Establishment book 238160 · Arcata, CA ABOVE-IND · SMALL

Grade F · TCR 9.9 · 353% of ind

  • DART 8.0 DART
  • RANK #116/149
  • PHOTO D&L Roofing, LLC
  • BOOK 3y book
  • INJ 5 inj
  • SIZE ~27 FTE

Nearest TCR peer: D&L Roofing, LLC (0.0 TCR gap)

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

a & i roofing, inc. in the TCR neighbourhood

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

TCR

What this shows a & i roofing, inc. averages 9.9 TCR (353% of the Asphalt roof shingle installation BLS benchmark).

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

a & i roofing, inc. TCR series: 2021=15 · 2022=6.7 · 2023=8 · BLS 2.8

Where a & i roofing, inc. falls in its industry

1,723 Asphalt roof shingle installat establishments

Safer than 12% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #116 safest of 149 Asphalt roof shingle installat employers in California.

a & i roofing, inc. (27 employees, TCR 9.9) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7 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 050100150 0102030 Average employees Total Case Rate a & i roofing, inc.
a & i roofing, inc. (27 employees, TCR 9.9) among 29 same-industry peers, split at the industry median of 44 employees and a TCR of 3.7

a & i roofing, inc. has fewer employees than the Asphalt roof shingle installation median and a higher injury rate than the industry's median TCR of 3.7. 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
2023 8.0 8.0 1 0 0
2022 6.7 6.7 1 0 0
2021 15.0 5.0 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238160 · CA · Arcata

1,723 Asphalt roof shingle installation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 41 employers in Arcata, 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 D&L Roofing, LLC 9.9 TCR
NAICS-TCR Wolfe Roofing 9.9 TCR
NAICS-TCR Primary Branch 9.9 TCR
NAICS-TCR DDR Roofing LLC dba DDR Quality Roofing & Sheet Metal 9.8 TCR
STATE-SIZE HQ 27 FTE
STATE-SIZE Medeiros Farms Vineyards 27 FTE
STATE-SIZE SAND RANCH 27 FTE
STATE-SIZE San Bernabe Vineyards 27 FTE
CITY-NEAR California Department of Transportation Facility 52 1,571 FTE
CITY-NEAR Murphy's Markets Inc. 163 FTE
CITY-NEAR Kokatat, Inc. 131 FTE
CITY-NEAR North Coast Co-op Arcata 124 FTE
NAT-TCR North Salt Lake - M&S 9.9 TCR
NAT-TCR Franklin Industries Co. 9.9 TCR
NAT-TCR C & M Giant Tire, LLC 9.9 TCR
NAT-TCR Goodwill Laundry 5392 9.9 TCR
NAT-SIZE Advanced Labelworx - Anderson, SC 27 FTE
NAT-SIZE Intermountain Specialty Foods 27 FTE
NAT-SIZE Brumleve Industries, Inc. 27 FTE
NAT-SIZE Chet's Plumbing & Heating Inc 27 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, 2022, 2021. 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.