Couriers and Express Delivery Services · Massachusetts

Masbo - South Boston

Boston, MA · ~274 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
10.5
Avg TCR
6.5
Industry avg
0
Fatalities
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The verdict

Masbo - South Boston runs at 161% of its industry's injury rate - more dangerous than the typical Couriers and Express Delivery Services workplace, earning a grade D.

Masbo - South Boston: 10.5 TCR = 161% of Couriers and Express Delivery Services BLS 6.5 · 6y Form 300A (see methodology below)

Masbo - South Boston safety composite

Masbo - South Boston scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 21%), 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).

F

33/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 10.46 per 100 workers

Safer than 33% of industry peers

DART rate
F 11.17 per 100 workers

Safer than 21% of industry peers

Fatalities
D 0

Safer than 51% 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%).

Rising injury rate

Masbo - South Boston: 5.7 → 13.3 TCR

Peak year 2024 @ 13.3 TCR · DART/TCR 1.07× in 2024

Masbo - South Boston's TCR rose 7.6 from 5.7 in 2019 to 13.3 in 2024. In 2024, DART was 1.07× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 492110 · Boston, MA ABOVE-IND · MID

Grade D · TCR 10.5 · 161% of ind

  • DART 11.2 DART
  • RANK #123/164
  • PHOTO Dash Transit
  • BOOK 6y book
  • INJ 114 inj
  • SIZE ~274 FTE

Nearest TCR peer: Dash Transit (0.0 TCR gap)

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Masbo - South Boston in the TCR neighbourhood

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

TCR

What this shows Masbo - South Boston averages 10.5 TCR (161% of the Couriers and Express Delivery Services BLS benchmark).

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

Masbo - South Boston TCR series: 2019=5.7 · 2020=12.5 · 2021=12.1 · 2022=10.3 · 2023=8.9 · 2024=13.3 · BLS 6.5

Where Masbo - South Boston falls in its industry

6,679 Couriers and Express Delivery establishments

Safer than 33% of graded establishments in this industry, whose median TCR is 8.0.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #123 safest of 164 Couriers and Express Delivery employers in Massachusetts.

Masbo - South Boston (274 employees, TCR 10.5) among 29 same-industry peers, split at the industry median of 113 employees and a TCR of 8.0 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 01,0002,0003,0004,000 0102030 Average employees Total Case Rate Masbo - South Boston
Masbo - South Boston (274 employees, TCR 10.5) among 29 same-industry peers, split at the industry median of 113 employees and a TCR of 8.0

Masbo - South Boston has more employees than the Couriers and Express Delivery Services median and a higher injury rate than the industry's median TCR of 8.0. 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
2024 13.3 11.2 17 2 0
2023 8.9 6.7 16 0 0
2022 10.3 7.5 22 0 0
2021 12.1 10.6 24 1 0
2020 12.5 11.6 24 2 0
2019 5.7 4.1 11 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

492110 · MA · Boston

6,679 Couriers and Express Delivery Services employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 577 employers in Boston, 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 Dash Transit 10.5 TCR
NAICS-TCR Amazon.com Services LLC - DIN6 10.5 TCR
NAICS-TCR Courier Express Springfield 10.5 TCR
NAICS-TCR Amazon.com Services LLC - DFL3 10.5 TCR
STATE-SIZE 2532-25320800 274 FTE
STATE-SIZE Sanofi @ 225 2nd Ave 274 FTE
STATE-SIZE Liberty Equipment & Supply; LLC 275 FTE
STATE-SIZE Polar Elm St 273 FTE
CITY-NEAR Massachusetts General Hospital 26,855 FTE
CITY-NEAR Brigham and Women's Hospital 19,183 FTE
CITY-NEAR Brigham and Womens Hospital 19,004 FTE
CITY-NEAR Brigham & Women's Hospital 18,260 FTE
NAT-TCR EB Meadows 10.5 TCR
NAT-TCR ABF Freight 152 10.5 TCR
NAT-TCR Tortilleria Hermanos Reyes, Inc. 10.5 TCR
NAT-TCR Allina Health Cottage Grove Clinic 10.5 TCR
NAT-SIZE Lalaf - Lafayette 274 FTE
NAT-SIZE The Pines at Davidson, Inc. 274 FTE
NAT-SIZE Quality Production Services, Inc 274 FTE
NAT-SIZE North Perimeter Contractors LLC 274 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, 2022, 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.