Chimney, concrete, construction · California
Marzola Construction Co.
La Mirada, CA · ~48 workers · 2 years of OSHA Injury Tracking Application data.
- F
- Failing Safety Record
- 10.3
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Marzola Construction Co. runs at 366% of its industry's injury rate - far more dangerous than the typical Chimney, concrete, construction workplace, earning a grade F.
Marzola Construction Co.: 10.3 TCR = 366% of Chimney, concrete, construction BLS 2.8 · 2y Form 300A (see methodology below)
Marzola Construction Co. safety composite
Marzola Construction Co. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 2%), 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).
18/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- F 10.25 per 100 workers
Safer than 11% of industry peers
- DART rate
- F 15.65 per 100 workers
Safer than 2% 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%).
Rising injury rate
Marzola Construction Co.: 4.8 → 15.7 TCR
Peak year 2024 @ 15.7 TCR · DART/TCR 1.53× in 2024
Marzola Construction Co.'s TCR rose 10.8 from 4.8 in 2023 to 15.7 in 2024. In 2024, DART was 1.53× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 238110 · La Mirada, CA ABOVE-IND · SMALL
Grade F · TCR 10.3 · 366% of ind
- DART 15.7 DART
- RANK #141/166
- PHOTO New England Specialt…
- BOOK 2y book
- INJ 6 inj
- SIZE ~48 FTE
Nearest TCR peer: New England Specialty Concrete, Inc. (0.0 TCR gap)
Read with this employer → · Industry book → · California employers → · Look up another →
Marzola Construction Co. in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Marzola Construction Co.
10.3 TCR
- New England Sp
New England Specialty Concrete, Inc.
10.2 TCR
- Ekedal Concret
Ekedal Concrete Inc.
10.2 TCR
- Next Level Con
Next Level Construction
10.1 TCR
- Younger Brothe
Younger Brothers Builder LLC dba Younger Brothers Development
10.1 TCR
What this shows Marzola Construction Co. averages 10.3 TCR (366% of the Chimney, concrete, construction BLS benchmark).
Marzola Construction Co. TCR series: 2023=4.8 · 2024=15.7 · BLS 2.8
Where Marzola Construction Co. falls in its industry
1,314 Chimney, concrete, constructio establishmentsSafer than 11% of graded establishments in this industry, whose median TCR is 3.8.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #141 safest of 166 Chimney, concrete, constructio employers in California.
Marzola Construction Co. has fewer employees than the Chimney, concrete, construction median and a higher injury rate than the industry's median TCR of 3.8. 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 | 15.7 | 15.7 | 4 | 0 | 0 |
| 2023 | 4.8 | 4.8 | 2 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238110 · CA · La Mirada
1,314 Chimney, concrete, construction employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 82 employers in La Mirada, 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 | New England Specialty Concrete, Inc. | 10.2 TCR |
| NAICS-TCR | Ekedal Concrete Inc. | 10.2 TCR |
| NAICS-TCR | Next Level Construction | 10.1 TCR |
| NAICS-TCR | Younger Brothers Builder LLC dba Younger Brothers Development | 10.1 TCR |
| STATE-SIZE | ARVIN PRODUCTION & ADMIN | 48 FTE |
| STATE-SIZE | Rava Business Park | 48 FTE |
| STATE-SIZE | Guerrero Transportation & Contracting Inc | 48 FTE |
| STATE-SIZE | VPS, Inc | 48 FTE |
| CITY-NEAR | CALMD - LA MIRADA HUB | 952 FTE |
| CITY-NEAR | US Foods Los Angeles | 610 FTE |
| CITY-NEAR | City of La Mirada | 344 FTE |
| CITY-NEAR | 2253-H4823 | 282 FTE |
| NAT-TCR | Glassman Corporation | 10.3 TCR |
| NAT-TCR | Pier 55 inc. dba Little Island | 10.3 TCR |
| NAT-TCR | Coastal Millworks | 10.3 TCR |
| NAT-TCR | Bria Of Godfrey | 10.3 TCR |
| NAT-SIZE | River City Transport, LLC | 48 FTE |
| NAT-SIZE | JACOR Contracting, Inc. | 48 FTE |
| NAT-SIZE | Halvor Lines Rosemount | 48 FTE |
| NAT-SIZE | Kempsville Building Materials 485 | 48 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.