Waterproofing contractors · Massachusetts

Chapman Waterproofing Company

Holbrook, MA · ~91 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
12.8
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Chapman Waterproofing Company runs at 457% of its industry's injury rate - far more dangerous than the typical Waterproofing contractors workplace, earning a grade F.

Chapman Waterproofing Company: 12.8 TCR = 457% of Waterproofing contractors BLS 2.8 · 4y Form 300A (see methodology below)

Chapman Waterproofing Company safety composite

Chapman Waterproofing Company scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 3%), 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

17/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 12.79 per 100 workers

Safer than 8% of industry peers

DART rate
F 12.81 per 100 workers

Safer than 3% 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%).

Rising injury rate

Chapman Waterproofing Company: 5.6 → 32.9 TCR

Peak year 2021 @ 32.9 TCR · DART/TCR 1× in 2021

Chapman Waterproofing Company's TCR rose 27.4 from 5.6 in 2018 to 32.9 in 2021. In 2021, DART was 1× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238390 · Holbrook, MA ABOVE-IND · SMALL

Grade F · TCR 12.8 · 457% of ind

  • DART 12.8 DART
  • RANK #8/8
  • PHOTO AAA Mountain Waterpr…
  • BOOK 4y book
  • INJ 33 inj
  • SIZE ~91 FTE

Nearest TCR peer: AAA Mountain Waterproofing, LLC (0.1 TCR gap)

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

Chapman Waterproofing Company in the TCR neighbourhood

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

TCR

What this shows Chapman Waterproofing Company averages 12.8 TCR (457% of the Waterproofing contractors BLS benchmark).

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

Chapman Waterproofing Company TCR series: 2018=5.6 · 2019=5.9 · 2020=6.8 · 2021=32.9 · BLS 2.8

Where Chapman Waterproofing Company falls in its industry

403 Waterproofing contractors establishments

Safer than 8% of graded establishments in this industry, whose median TCR is 4.1.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #8 safest of 8 Waterproofing contractors employers in Massachusetts.

Chapman Waterproofing Company (91 employees, TCR 12.8) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.1 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 Chapman Waterproofing Company
Chapman Waterproofing Company (91 employees, TCR 12.8) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.1

Chapman Waterproofing Company has more employees than the Waterproofing contractors median and a higher injury rate than the industry's median TCR of 4.1. 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 32.9 12.8 18 0 0
2020 6.8 3.4 4 0 0
2019 5.9 2.9 6 0 0
2018 5.6 4.5 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238390 · MA · Holbrook

403 Waterproofing contractors employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 11 employers in Holbrook, 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 AAA Mountain Waterproofing, LLC 12.7 TCR
NAICS-TCR DRI 12.6 TCR
NAICS-TCR JEI San Jose 12.4 TCR
NAICS-TCR Advanced Material Installation 13.2 TCR
STATE-SIZE Weston Nurseries 91 FTE
STATE-SIZE Wise Construction 91 FTE
STATE-SIZE Atlantic Boston Construction 91 FTE
STATE-SIZE CSI NE 91 FTE
CITY-NEAR Rivers Electrical Corp. 82 FTE
CITY-NEAR Centre Street 73 FTE
CITY-NEAR Hallamore Holbrook 61 FTE
CITY-NEAR NEC Group - Holbrook 42 FTE
NAT-TCR Queens Zoo 12.8 TCR
NAT-TCR Foothill Regional Medical Center 12.8 TCR
NAT-TCR North America Fulfillment Centers (FCs) : DEN2 12.8 TCR
NAT-TCR Rosebud Wood Products 12.8 TCR
NAT-SIZE IKO Industries 91 FTE
NAT-SIZE TRC Recreation LP 91 FTE
NAT-SIZE Skills Unlimited Inc. 91 FTE
NAT-SIZE FF-Georgia 91 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, 2018. 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.