Canal construction · Massachusetts

90007150 Viaduct

Chelsea, MA · ~51 workers · 3 years of OSHA Injury Tracking Application data.

B
Good Safety Record
1.8
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

90007150 Viaduct runs at 64% of its industry's injury rate - safer than the typical Canal construction workplace, earning a grade B.

90007150 Viaduct: 1.8 TCR = 64% of Canal construction BLS 2.8 · 3y Form 300A (see methodology below)

90007150 Viaduct safety composite

90007150 Viaduct scores strongest on dart rate (safer than 73% of same-industry peers) and weakest on total case rate (tcr) (safer than 42%), 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)
D 1.8 per 100 workers

Safer than 42% of industry peers

DART rate
C 0 per 100 workers

Safer than 73% 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

−3.9

2019→2021

90007150 Viaduct injury rate improved

90007150 Viaduct's TCR fell 3.9 from 3.9 in 2019 to 0.0 in 2021. Peak filing year was 2019 at 3.9 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2019=3.9 · 2020=1.5 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 237990 · Chelsea, MA AT/BELOW-IND · SMALL

Grade B · TCR 1.8 · 64% of ind

  • DART 0.0 DART
  • RANK #10/18
  • PHOTO Continental Heavy Ci…
  • BOOK 3y book
  • INJ 3 inj
  • SIZE ~51 FTE

Nearest TCR peer: Continental Heavy Civil (0.0 TCR gap)

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

90007150 Viaduct in the TCR neighbourhood

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

TCR

What this shows 90007150 Viaduct averages 1.8 TCR (64% of the Canal construction BLS benchmark).

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

90007150 Viaduct TCR series: 2019=3.9 · 2020=1.5 · 2021=0 · BLS 2.8

Where 90007150 Viaduct falls in its industry

932 Canal construction establishments

Safer than 42% of graded establishments in this industry, whose median TCR is 1.5.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #10 safest of 18 Canal construction employers in Massachusetts.

90007150 Viaduct (51 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5 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 05001,0001,500 051015 Average employees Total Case Rate 90007150 Viaduct
90007150 Viaduct (51 employees, TCR 1.8) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 1.5

90007150 Viaduct has fewer employees than the Canal construction median and a higher injury rate than the industry's median TCR of 1.5. 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
2021 0.0 0.0 0 0 0
2020 1.5 0.0 1 0 0
2019 3.9 3.9 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237990 · MA · Chelsea

932 Canal construction employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 52 employers in Chelsea, MA · 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 Continental Heavy Civil 1.8 TCR
NAICS-TCR IronHead Construction Company, LLC 1.8 TCR
NAICS-TCR Turner at AdvanSix Hopewell VA 1.8 TCR
NAICS-TCR BFBC, LLC.-1501 1.8 TCR
STATE-SIZE Benevento Sand & Stone Corp 51 FTE
STATE-SIZE Great Day Boston 51 FTE
STATE-SIZE EJ Paving Company, Inc 51 FTE
STATE-SIZE Lazaro Paving Corp. 51 FTE
CITY-NEAR Market Basket #32 683 FTE
CITY-NEAR State Garden, Inc. 425 FTE
CITY-NEAR Kayem Foods, Inc 308 FTE
CITY-NEAR 240055-BOS-CHELSEA CARRIER ANNEX 284 FTE
NAT-TCR Brunner Island 1.8 TCR
NAT-TCR Gaston College 1.8 TCR
NAT-TCR Eastland Feed and Grain ,Inc 1.8 TCR
NAT-TCR Rice Lake Elementary School 1.8 TCR
NAT-SIZE AH4R - Phoenix 51 FTE
NAT-SIZE Stow 51 FTE
NAT-SIZE Almo Distributing Nevada 51 FTE
NAT-SIZE Warminster Plant 51 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: 2021, 2020, 2019. 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.