Homes with or without health care, intellectual and developmental disability · New Hampshire

1 Mammoth Road

Manchester, NH · ~57 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.9
Avg TCR
3.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

1 Mammoth Road runs at 287% of its industry's injury rate - far more dangerous than the typical Homes with or without health care, intellectual and developmental disability workplace, earning a grade F.

1 Mammoth Road: 10.9 TCR = 287% of Homes with or without health care, intellectual and developmental disability BLS 3.8 · 2y Form 300A (see methodology below)

1 Mammoth Road safety composite

1 Mammoth Road scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on total case rate (tcr) (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).

D

36/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 10.91 per 100 workers

Safer than 21% of industry peers

DART rate
D 3.09 per 100 workers

Safer than 43% of industry peers

Fatalities
D 0

Safer than 50% 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

−6.4

2023→2024

1 Mammoth Road injury rate improved

1 Mammoth Road's TCR fell 6.4 from 14.1 in 2023 to 7.7 in 2024. Peak filing year was 2023 at 14.1 TCR. In 2024, DART was 0.28× this establishment's average TCR (severity share of cases).

2023=14.1 · 2024=7.7

OSHA ITA Form 300A scorecard

Establishment book 623210 · Manchester, NH ABOVE-IND · SMALL

Grade F · TCR 10.9 · 287% of ind

  • DART 3.1 DART
  • RANK #5/12
  • PHOTO 482988 010725_EAGLES…
  • BOOK 2y book
  • INJ 11 inj
  • SIZE ~57 FTE

Nearest TCR peer: 482988 010725_EAGLES WATCH CLUSTER_IDD ICF (0.0 TCR gap)

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

1 Mammoth Road in the TCR neighbourhood

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

TCR

What this shows 1 Mammoth Road averages 10.9 TCR (287% of the Homes with or without health care, intellectual and developmental disability BLS benchmark).

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

1 Mammoth Road TCR series: 2023=14.1 · 2024=7.7 · BLS 3.8

Where 1 Mammoth Road falls in its industry

2,261 Homes with or without health c establishments

Safer than 21% of graded establishments in this industry, whose median TCR is 5.8.

More dangerous than peersSafer than peers

Narrower to New Hampshire alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 12 Homes with or without health c employers in New Hampshire.

1 Mammoth Road (57 employees, TCR 10.9) among 29 same-industry peers, split at the industry median of 65 employees and a TCR of 5.8 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 0200400600 0510152025 Average employees Total Case Rate 1 Mammoth Road
1 Mammoth Road (57 employees, TCR 10.9) among 29 same-industry peers, split at the industry median of 65 employees and a TCR of 5.8

1 Mammoth Road has fewer employees than the Homes with or without health care, intel median and a higher injury rate than the industry's median TCR of 5.8. 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 7.7 3.1 5 0 0
2023 14.1 9.4 6 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

623210 · NH · Manchester

2,261 Homes with or without health care, intellectual and developmental disability employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 253 employers in Manchester, NH · 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 482988 010725_EAGLES WATCH CLUSTER_IDD ICF 10.9 TCR
NAICS-TCR Rousner 10.9 TCR
NAICS-TCR EC ANTO WAIVER CORE OFFICE 10.9 TCR
NAICS-TCR Kilkenny 10.9 TCR
STATE-SIZE DS Cole Growers Inc. 57 FTE
STATE-SIZE Home Improvement Company of Vermont 57 FTE
STATE-SIZE Latva Machine 57 FTE
STATE-SIZE Maxcess - Tidland Keene NH 57 FTE
CITY-NEAR Point32Health Manchester 4,440 FTE
CITY-NEAR Elliot Hospital 2,745 FTE
CITY-NEAR Catholic Medical Center 2,086 FTE
CITY-NEAR 15966 1,154 FTE
NAT-TCR Mnvir - Virginia 10.9 TCR
NAT-TCR Baskin Livestock, Inc 10.9 TCR
NAT-TCR Pacers Basketball 10.9 TCR
NAT-TCR Copiague 10.9 TCR
NAT-SIZE C&C Pumping Services, Inc. 57 FTE
NAT-SIZE EMS - Arbor Glen Senior Living 57 FTE
NAT-SIZE Ildan - Danville 57 FTE
NAT-SIZE Azkin - Kingman 57 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. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.