Addition, alteration and renovation, general contractors, industrial building (except warehouses) · Massachusetts
Duffy Construction
Waltham, MA · ~25 workers · 8 years of OSHA Injury Tracking Application data.
- F
- Failing Safety Record
- 12.6
- Avg TCR
- 2.9
- Industry avg
- 0
- Fatalities
The verdict
Duffy Construction runs at 434% of its industry's injury rate - far more dangerous than the typical Addition, alteration and renovation, general contractors, industrial building (except warehouses) workplace, earning a grade F.
Duffy Construction: 12.6 TCR = 434% of Addition, alteration and renovation, general contractors, industrial building (except warehouses) BLS 2.9 · 8y Form 300A (see methodology below)
Duffy Construction safety composite
Duffy Construction scores strongest on dart rate (safer than 73% of same-industry peers) and weakest on total case rate (tcr) (safer than 4%), 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).
40/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- F 12.6 per 100 workers
Safer than 4% of industry peers
- DART rate
- C 0 per 100 workers
Safer than 73% 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%).
TCR Δ
−10.7
2016→2024
Duffy Construction injury rate improved
Duffy Construction's TCR fell 10.7 from 10.8 in 2016 to 0.1 in 2024. Peak filing year was 2023 at 27.1 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).
2016=10.8 · 2017=19.3 · 2019=13.5 · 2020=13.3 · 2021=14.2 · 2022=2.5 · 2023=27.1 · 2024=0.1
OSHA ITA Form 300A scorecard
Establishment book 236210 · Waltham, MA ABOVE-IND · SMALL
Grade F · TCR 12.6 · 434% of ind
- DART 0.0 DART
- RANK #14/14
- PHOTO RCC Holdings, LLC (L…
- BOOK 8y book
- INJ 25 inj
- SIZE ~25 FTE
Nearest TCR peer: RCC Holdings, LLC (Las Vegas, NV) (0.1 TCR gap)
Read with this employer → · Industry book → · Massachusetts employers → · Look up another →
Duffy Construction in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Duffy Construction
12.6 TCR
- RCC Holdings,
RCC Holdings, LLC (Las Vegas, NV)
12.5 TCR
- CA158
CA158
12.3 TCR
- Studco Buildin
Studco Building Systems US LLC
12.3 TCR
- Heitkamp Const
Heitkamp Construction Co., Inc.
12.1 TCR
What this shows Duffy Construction averages 12.6 TCR (434% of the Addition, alteration and renovation, general contractors, industrial building (except warehouses) BLS benchmark).
Duffy Construction TCR series: 2016=10.8 · 2017=19.3 · 2019=13.5 · 2020=13.3 · 2021=14.2 · 2022=2.5 · 2023=27.1 · 2024=0.1 · BLS 2.9
Where Duffy Construction falls in its industry
924 Addition, alteration and renov establishmentsSafer than 4% of graded establishments in this industry, whose median TCR is 1.6.
Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #14 safest of 14 Addition, alteration and renov employers in Massachusetts.
Duffy Construction has fewer employees than the Addition, alteration and renovation, gen median and a higher injury rate than the industry's median TCR of 1.6. 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 | 0.1 | 0.0 | 1 | 0 | 0 |
| 2023 | 27.1 | 4.5 | 6 | 0 | 0 |
| 2022 | 2.5 | 0.0 | 1 | 0 | 0 |
| 2021 | 14.2 | 9.5 | 3 | 0 | 0 |
| 2020 | 13.3 | 8.9 | 3 | 0 | 0 |
| 2019 | 13.5 | 6.8 | 4 | 0 | 0 |
| 2017 | 19.3 | 3.9 | 4 | 1 | 0 |
| 2016 | 10.8 | 3.6 | 3 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
236210 · MA · Waltham
924 Addition, alteration and renovation, general contractors, industrial building (except warehouses) employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 118 employers in Waltham, 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 | RCC Holdings, LLC (Las Vegas, NV) | 12.5 TCR |
| NAICS-TCR | CA158 | 12.3 TCR |
| NAICS-TCR | Studco Building Systems US LLC | 12.3 TCR |
| NAICS-TCR | Heitkamp Construction Co., Inc. | 12.1 TCR |
| STATE-SIZE | GREAT BARRINGTON-MA11 | 25 FTE |
| STATE-SIZE | HANOVER-MA12 | 25 FTE |
| STATE-SIZE | Eversource - Marshfield | 25 FTE |
| STATE-SIZE | Knollmeyer Building Corp. - 01 | 25 FTE |
| CITY-NEAR | RESERVOIR WOODS (MA42) | 2,025 FTE |
| CITY-NEAR | 170 Data Drive Work Location-MAAV | 1,985 FTE |
| CITY-NEAR | RESERVOIR WOODS-MA42 | 1,736 FTE |
| CITY-NEAR | Partners Home Care Inc | 786 FTE |
| NAT-TCR | Tapestry Senior Living Wickliffe | 12.6 TCR |
| NAT-TCR | Andersen Logistics - Denver | 12.6 TCR |
| NAT-TCR | Beeler Industries | 12.6 TCR |
| NAT-TCR | Hajoca 014 | 12.6 TCR |
| NAT-SIZE | Autoport (MI) Limited - Woodhaven | 25 FTE |
| NAT-SIZE | Cullison-Wright Construction | 25 FTE |
| NAT-SIZE | Rons Construction Corporation | 25 FTE |
| NAT-SIZE | Kilowatt Electric Company | 25 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.