Terrazzo contractors · California

American Terrazzo Co.

San Francisco, CA · ~27 workers · 7 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.1
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

American Terrazzo Co. runs at 181% of its industry's injury rate - more dangerous than the typical Terrazzo contractors workplace, earning a grade D.

American Terrazzo Co.: 5.1 TCR = 181% of Terrazzo contractors BLS 2.8 · 7y Form 300A (see methodology below)

American Terrazzo Co. safety composite

American Terrazzo Co. scores strongest on dart rate (safer than 77% of same-industry peers) and weakest on total case rate (tcr) (safer than 41%), 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

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 5.06 per 100 workers

Safer than 41% of industry peers

DART rate
B 0 per 100 workers

Safer than 77% 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

−10.7

2017→2024

American Terrazzo Co. injury rate improved

American Terrazzo Co.'s TCR fell 10.7 from 10.7 in 2017 to 0.0 in 2024. Peak filing year was 2022 at 11.8 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2017=10.7 · 2018=4.9 · 2019=0.0 · 2021=3.1 · 2022=11.8 · 2023=4.9 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 238340 · San Francisco, CA ABOVE-IND · SMALL

Grade D · TCR 5.1 · 181% of ind

  • DART 0.0 DART
  • RANK #20/32
  • PHOTO Roman Mosaic and Til…
  • BOOK 7y book
  • INJ 6 inj
  • SIZE ~27 FTE

Nearest TCR peer: Roman Mosaic and Tile Co-MD (0.0 TCR gap)

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

American Terrazzo Co. in the TCR neighbourhood

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

TCR

What this shows American Terrazzo Co. averages 5.1 TCR (181% of the Terrazzo contractors BLS benchmark).

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

American Terrazzo Co. TCR series: 2017=10.7 · 2018=4.9 · 2019=0 · 2021=3.1 · 2022=11.8 · 2023=4.9 · 2024=0 · BLS 2.8

Where American Terrazzo Co. falls in its industry

130 Terrazzo contractors establishments

Safer than 41% of graded establishments in this industry, whose median TCR is 4.1.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #20 safest of 32 Terrazzo contractors employers in California.

American Terrazzo Co. (27 employees, TCR 5.1) among 29 same-industry peers, split at the industry median of 38 employees and a TCR of 4.1 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 050100150200 0510152025 Average employees Total Case Rate American Terrazzo Co.
American Terrazzo Co. (27 employees, TCR 5.1) among 29 same-industry peers, split at the industry median of 38 employees and a TCR of 4.1

American Terrazzo Co. has fewer employees than the Terrazzo contractors median and a higher injury rate than the industry's median TCR of 4.1. 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 4.9 4.9 1 0 0
2022 11.8 11.8 2 0 0
2021 3.1 3.1 1 0 0
2019 0.0 0.0 0 0 0
2018 4.9 4.9 1 0 0
2017 10.7 10.7 1 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

238340 · CA · San Francisco

130 Terrazzo contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,144 employers in San Francisco, 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 Roman Mosaic and Tile Co-MD 5.1 TCR
NAICS-TCR Western Tile and Marble Contractors, Inc. 5.0 TCR
NAICS-TCR 6728-00030025-1 4.8 TCR
NAICS-TCR Rosa Mosaic & Tile Company 5.3 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 UC San Francisco 18,070 FTE
CITY-NEAR DoorDash, Inc. 12,430 FTE
CITY-NEAR UC San Francisco Health 12,262 FTE
CITY-NEAR SFO - Airport United Airlines Offices 11,622 FTE
NAT-TCR Tri-county Refuse Service Inc. DBA - AW of Flint/ Republic Services of Flint 5.1 TCR
NAT-TCR Nikel Precision Group, LLC 5.1 TCR
NAT-TCR Ron Marhofer Nissan 5.1 TCR
NAT-TCR 0622 - Toledo Alexis Road 5.1 TCR
NAT-SIZE PA Operations 27 FTE
NAT-SIZE City of Chesapeake - Lake Gaston Water Treatment Plant 27 FTE
NAT-SIZE Bloomington 27 FTE
NAT-SIZE Progreso LMMM Houston #44, LLC 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: 2024, 2023, 2022, 2021, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.