Construction management, oil refinery and petrochemical complex · Michigan

Marathon Detroit Refinery

Detroit, MI · ~29 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

Marathon Detroit Refinery 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.

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

Marathon Detroit Refinery safety composite

Marathon Detroit Refinery 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%).

Marathon Detroit Refinery held a steady TCR band

Marathon Detroit Refinery'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 · Detroit, MI AT/BELOW-IND · SMALL

Grade C · TCR 0.0 · 0% of ind

  • DART 0.0 DART
  • RANK #0/5
  • PHOTO NTACT CONSTRUCTORS, …
  • BOOK 2y book
  • INJ 0 inj
  • SIZE ~29 FTE

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

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

Marathon Detroit Refinery in the TCR neighbourhood

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

TCR

What this shows Marathon Detroit Refinery 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

Marathon Detroit Refinery TCR series: 2016=0 · 2017=0 · BLS 2.8

Where Marathon Detroit Refinery 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 Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #0 safest of 5 Construction management, oil r employers in Michigan.

Marathon Detroit Refinery (29 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 Marathon Detroit Refinery
Marathon Detroit Refinery (29 employees, TCR 0.0) among 29 same-industry peers, split at the industry median of 137 employees and a TCR of 0.7

Marathon Detroit Refinery 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 · MI · Detroit

809 Construction management, oil refinery and petrochemical complex employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 673 employers in Detroit, MI · 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 Masterpiece Flower Company LLC - Merchandising (IN) 29 FTE
STATE-SIZE Great Lakes Packing Co. Hart 29 FTE
STATE-SIZE Riveridge Cider 29 FTE
STATE-SIZE New Covert Generating Company 29 FTE
CITY-NEAR Henry Ford Hospital 8,838 FTE
CITY-NEAR Detroit Campus 8,632 FTE
CITY-NEAR Delta Air Lines - DTW 6,640 FTE
CITY-NEAR General Motors Corporation 5,241 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 0109 - Norfolk, Va 29 FTE
NAT-SIZE 0097 - Raleigh, Nc 29 FTE
NAT-SIZE 0016 - Modesto, Ca 29 FTE
NAT-SIZE Mid-West Roofing Company 29 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.