Construction management, oil refinery and petrochemical complex · California

OIS-Rancho Dominguez

Rancho Dominguez, CA · ~32 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
0.0
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

OIS-Rancho Dominguez runs at 0% of its industry's injury rate - about level with the typical Construction management, oil refinery and petrochemical complex workplace, earning a grade C.

OIS-Rancho Dominguez: 0.0 TCR = 0% of Construction management, oil refinery and petrochemical complex BLS 2.8 · 2y Form 300A (see methodology below)

OIS-Rancho Dominguez safety composite

OIS-Rancho Dominguez scores strongest on total case rate (tcr) (safer than 100% of same-industry peers) and weakest on fatalities (safer than 52%), 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).

B

78/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0 per 100 workers

Safer than 100% of industry peers

DART rate
C 0 per 100 workers

Safer than 70% of industry peers

Fatalities
D 0

Safer than 52% 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%).

OIS-Rancho Dominguez held a steady TCR band

OIS-Rancho Dominguez's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2017. Peak filing year was 2016 at 0.0 TCR.

2016=0.0 · 2017=0.0

OSHA ITA Form 300A scorecard

Establishment book 237120 · Rancho Dominguez, CA AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

  • DART 0.0 DART
  • RANK #0/45
  • PHOTO NTACT CONSTRUCTORS, …
  • BOOK 2y book
  • INJ 0 inj
  • SIZE ~32 FTE

Nearest TCR peer: NTACT CONSTRUCTORS, LTD. (0.0 TCR gap)

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

OIS-Rancho Dominguez in the TCR neighbourhood

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

TCR

What this shows OIS-Rancho Dominguez averages 0.0 TCR (0% of the Construction management, oil refinery and petrochemical complex BLS benchmark).

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

OIS-Rancho Dominguez TCR series: 2016=0 · 2017=0 · BLS 2.8

Where OIS-Rancho Dominguez falls in its industry

809 Construction management, oil r establishments

Safer than 100% of graded establishments in this industry, whose median TCR is 0.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 45 Construction management, oil r employers in California.

OIS-Rancho Dominguez (32 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 137 employees and a TCR of 0.7 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 01,0002,0003,0004,000 01234 Average employees Total Case Rate OIS-Rancho Dominguez
OIS-Rancho Dominguez (32 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 137 employees and a TCR of 0.7

OIS-Rancho Dominguez has fewer employees than the Construction management, oil refinery an median and a lower injury rate than the industry's median TCR of 0.7. 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
2017 0.0 0.0 0 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237120 · CA · Rancho Dominguez

809 Construction management, oil refinery and petrochemical complex employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 66 employers in Rancho Dominguez, 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 NTACT CONSTRUCTORS, LTD. 0.0 TCR
NAICS-TCR Performance Contractors, Inc. - Exxon Baytown 0.0 TCR
NAICS-TCR 105128 - P66 Rodeo Renewed: PTU/FRU BB 0.0 TCR
NAICS-TCR Bluewater Constructors, Inc. 0.0 TCR
STATE-SIZE Schreiner Farms 32 FTE
STATE-SIZE FIVE POINTS T.I.C. 32 FTE
STATE-SIZE OFFICE 32 FTE
STATE-SIZE Brocchini Farms Inc. 32 FTE
CITY-NEAR Brock West, LLC 2,008 FTE
CITY-NEAR Aegion Energy Services 1,533 FTE
CITY-NEAR Murray Company 922 FTE
CITY-NEAR T.R.S.C., Inc. 576 FTE
NAT-TCR Aviation Other : Virtual Employee Roll-Up Site 0.0 TCR
NAT-TCR AZ-01 0.0 TCR
NAT-TCR CT-02 0.0 TCR
NAT-TCR NJ-05 0.0 TCR
NAT-SIZE Contour Construction 32 FTE
NAT-SIZE Spring hill Farm Dairy Inc 32 FTE
NAT-SIZE Rai Mx Ord 32 FTE
NAT-SIZE 0052 - Everett, Wa 32 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: 2017, 2016. 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.