Cement clinker manufacturing · California

CalPortland Mojave Cement Plant & Quarry

Mojave, CA · ~150 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.6
Avg TCR
3.3
Industry avg
1
Fatality
Subscribe to safety-record updates (RSS)

The verdict

CalPortland Mojave Cement Plant & Quarry runs at 49% of its industry's injury rate - far safer than the typical Cement clinker manufacturing workplace, earning a grade A.

CalPortland Mojave Cement Plant & Quarry: 1.6 TCR = 49% of Cement clinker manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

CalPortland Mojave Cement Plant & Quarry safety composite

CalPortland Mojave Cement Plant & Quarry scores strongest on dart rate (safer than 76% of same-industry peers) and weakest on fatalities (safer than 5%), 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

55/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.61 per 100 workers

Safer than 67% of industry peers

DART rate
B 0 per 100 workers

Safer than 76% of industry peers

Fatalities
F 1

Safer than 5% 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

−3.2

2023→2024

CalPortland Mojave Cement Plant & Quarry injury rate improved

CalPortland Mojave Cement Plant & Quarry's TCR fell 3.2 from 3.2 in 2023 to 0.0 in 2024. Peak filing year was 2023 at 3.2 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=3.2 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 327310 · Mojave, CA AT/BELOW-IND · MID

Grade A · TCR 1.6 · 49% of ind

  • DART 0.0 DART
  • RANK #1/6
  • PHOTO Ardex, L.P. Mansfield
  • BOOK 2y book
  • INJ 7 inj
  • SIZE ~150 FTE

Nearest TCR peer: Ardex, L.P. Mansfield (0.0 TCR gap)

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

CalPortland Mojave Cement Plant & Quarry in the TCR neighbourhood

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

TCR

What this shows CalPortland Mojave Cement Plant & Quarry averages 1.6 TCR (49% of the Cement clinker manufacturing BLS benchmark).

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

CalPortland Mojave Cement Plant & Quarry TCR series: 2023=3.2 · 2024=0 · BLS 3.3

Where CalPortland Mojave Cement Plant & Quarry falls in its industry

42 Cement clinker manufacturing establishments

Safer than 67% of graded establishments in this industry, whose median TCR is 2.7.

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 6 Cement clinker manufacturing employers in California.

CalPortland Mojave Cement Plant & Quarry (150 employees, TCR 1.6) among 27 same-industry peers, split at the industry median of 52 employees and a TCR of 2.7 2×2 strategic matrix plotting 28 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 05001,0001,500 02468 Average employees Total Case Rate CalPortland Mojave Cement Plant & Quarry
CalPortland Mojave Cement Plant & Quarry (150 employees, TCR 1.6) among 27 same-industry peers, split at the industry median of 52 employees and a TCR of 2.7

CalPortland Mojave Cement Plant & Quarry has more employees than the Cement clinker manufacturing median and a lower injury rate than the industry's median TCR of 2.7. 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
2024 0.0 0.0 0 0 0
2023 3.2 2.8 7 0 1

OSHA ITA peer cross-reference

Establishment peer ledger

327310 · CA · Mojave

42 Cement clinker manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 29 employers in Mojave, 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 Ardex, L.P. Mansfield 1.6 TCR
NAICS-TCR Glens Falls 1.5 TCR
NAICS-TCR Lincolnton 1.5 TCR
NAICS-TCR Northfield Block Morris 1.4 TCR
STATE-SIZE Klink Citrus Association 150 FTE
STATE-SIZE Javier Ponce Nevarez 150 FTE
STATE-SIZE Mashburn Transportation Services 150 FTE
STATE-SIZE TRI Pointe Homes 150 FTE
CITY-NEAR Virgin Galactic LLC 1,135 FTE
CITY-NEAR California Department of Transportation Facility 512 1,049 FTE
CITY-NEAR TSC,LLC 445 FTE
CITY-NEAR Edwards Sanborn Solar Storage TerraGen1A 1B 20145007 439 FTE
NAT-TCR BTS Chillers 1.6 TCR
NAT-TCR Roseville 10077 1.6 TCR
NAT-TCR Lubrizol Advanced Materials Inc Bowling Green 1.6 TCR
NAT-TCR S & A Industries New Albany Mississippi 1.6 TCR
NAT-SIZE Corrchoice Concord 150 FTE
NAT-SIZE Lamon - Monroe 150 FTE
NAT-SIZE Kyowe - Owensboro 150 FTE
NAT-SIZE CertainTeed 150 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. 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.