Sewer main, pipe and connection, construction · California

Marinship Development Interest, LLC

San Francisco, CA · ~38 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.3
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Marinship Development Interest, LLC runs at 226% of its industry's injury rate - far more dangerous than the typical Sewer main, pipe and connection, construction workplace, earning a grade F.

Marinship Development Interest, LLC: 6.3 TCR = 226% of Sewer main, pipe and connection, construction BLS 2.8 · 2y Form 300A (see methodology below)

Marinship Development Interest, LLC safety composite

Marinship Development Interest, LLC scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 17%), 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).

D

35/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.33 per 100 workers

Safer than 17% of industry peers

DART rate
D 1.43 per 100 workers

Safer than 44% 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%).

TCR Δ

−4.1

2019→2020

Marinship Development Interest, LLC injury rate improved

Marinship Development Interest, LLC's TCR fell 4.1 from 8.4 in 2019 to 4.3 in 2020. Peak filing year was 2019 at 8.4 TCR. In 2020, DART was 0.23× this establishment's average TCR (severity share of cases).

2019=8.4 · 2020=4.3

OSHA ITA Form 300A scorecard

Establishment book 237110 · San Francisco, CA ABOVE-IND · SMALL

Grade F · TCR 6.3 · 226% of ind

  • DART 1.4 DART
  • RANK #171/201
  • PHOTO Watson Ag Irrigation
  • BOOK 2y book
  • INJ 4 inj
  • SIZE ~38 FTE

Nearest TCR peer: Watson Ag Irrigation (0.0 TCR gap)

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

Marinship Development Interest, LLC in the TCR neighbourhood

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

TCR

What this shows Marinship Development Interest, LLC averages 6.3 TCR (226% of the Sewer main, pipe and connection, construction BLS benchmark).

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

Marinship Development Interest, LLC TCR series: 2019=8.4 · 2020=4.3 · BLS 2.8

Where Marinship Development Interest, LLC falls in its industry

1,614 Sewer main, pipe and connectio establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #171 safest of 201 Sewer main, pipe and connectio employers in California.

Marinship Development Interest, LLC (38 employees, TCR 6.3) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0 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 0100200300400500 051015 Average employees Total Case Rate Marinship Development Interest, LLC
Marinship Development Interest, LLC (38 employees, TCR 6.3) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 3.0

Marinship Development Interest, LLC has fewer employees than the Sewer main, pipe and connection, constru median and a higher injury rate than the industry's median TCR of 3.0. 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
2020 4.3 1.4 3 0 0
2019 8.4 4.2 1 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

237110 · CA · San Francisco

1,614 Sewer main, pipe and connection, construction 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 Watson Ag Irrigation 6.3 TCR
NAICS-TCR PKG Contracting, Inc 6.3 TCR
NAICS-TCR Backhoe Excavating, Inc. 6.3 TCR
NAICS-TCR Canby Excavating, Inc. 6.3 TCR
STATE-SIZE CAL-O SHIPPING 38 FTE
STATE-SIZE GAR & S Farm Labor Services, Inc. 38 FTE
STATE-SIZE Supreme Almonds of California, Inc. 38 FTE
STATE-SIZE Bays Ranch Inc 38 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 R&K Building Supplies 6.3 TCR
NAT-TCR Linnabary 6.3 TCR
NAT-TCR CO066 6.3 TCR
NAT-TCR 441 South Attleboro, Ma 6.3 TCR
NAT-SIZE LCS:LC057 - LC057 - Atlanta VZ 38 FTE
NAT-SIZE GAC Tampa 38 FTE
NAT-SIZE Gahanna Billy Goat Tavern, Ltd. (One Lifestyle, Ltd.) 38 FTE
NAT-SIZE WCTractor 01 38 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: 2020, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.