Caulking (i.e., waterproofing) contractors · Michigan

D.R. Nelson & Associates, Inc.

Name: D.R. Nelson & Associates, Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Troy, MI · ~22 workers · 4 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

F
Failing Safety Record: 9.5
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

D.R. Nelson & Associates, Inc. runs at 340% of its industry's injury rate - far more dangerous than the typical Caulking (i.e., waterproofing) contractors workplace, earning a grade F.

D.R. Nelson & Associates, Inc.: 9.5 TCR = 340% of Caulking (i.e., waterproofing) contractors BLS 2.8 · 4y Form 300A (see methodology below)

D.R. Nelson & Associates, Inc. safety composite

D.R. Nelson & Associates, Inc. scores strongest on dart rate (safer than 79% of same-industry peers) and weakest on total case rate (tcr) (safer than 15%), 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).

46/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 9.52 per 100 workers

Safer than 15% of industry peers
DART rate: B 0 per 100 workers

Safer than 79% 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

−11.4

2018→2021

D.R. Nelson & Associates, Inc. injury rate improved

D.R. Nelson & Associates, Inc.'s TCR fell 11.4 from 11.4 in 2018 to 0.0 in 2021. Peak filing year was 2019 at 22.2 TCR. In 2021, DART was 0× this establishment's average TCR (severity share of cases).

2018=11.4 · 2019=22.2 · 2020=4.4 · 2021=0.0

OSHA ITA Form 300A scorecard

Establishment book 238390 · Troy, MI ABOVE-IND · SMALL

Grade F · TCR 9.5 · 340% of ind

DART 0.0 DART
RANK #6/8
PHOTO Harkraft, Inc.
BOOK 4y book
INJ 8 inj
SIZE ~22 FTE

Nearest TCR peer: Harkraft, Inc. (0.0 TCR gap)

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

CKF Des Moines

9.7
This site

9.5
Harkraft, Inc.

9.5
Bath Makeover

9.5
Inside Source,

9.4

What this shows D.R. Nelson & Associates, Inc. averages 9.5 TCR (340% of the Caulking (i.e., waterproofing) contractors BLS benchmark).

D.R. Nelson & Associates, Inc. TCR series: 2018=11.4 · 2019=22.2 · 2020=4.4 · 2021=0 · BLS 2.8

Where D.R. Nelson & Associates, Inc. falls in its industry

403 Caulking (i.e., waterproofing) establishments

Safer than 15% of graded establishments in this industry, whose median TCR is 4.1.

Grade F

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 8 Caulking (i.e., waterproofing) employers in Michigan.

D.R. Nelson & Associates, Inc. (22 employees, TCR 9.5) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.1

D.R. Nelson & Associates, Inc. has fewer employees than the Caulking (i.e., waterproofing) contracto 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
2021	0.0	0.0	0
2020	4.4	4.4	1
2019	22.2	22.2	5
2018	11.4	11.4	2

OSHA ITA peer cross-reference

Establishment peer ledger

238390 · MI · Troy

403 Caulking (i.e., waterproofing) contractors employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 237 employers in Troy, MI · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Harkraft, Inc.	PLYMOUTH, MN	9.5 TCR
NAICS-TCR	Bath Makeover by Shugarmans Inc	SAN DIEGO, CA	9.5 TCR
NAICS-TCR	CKF Des Moines	URBANDALE, IA	9.7 TCR
NAICS-TCR	Inside Source, Washington, Inc.	SAN CARLOS, CA	9.4 TCR
STATE-SIZE	Skymint Silo59 Production Facility	LANSING	22 FTE
STATE-SIZE	PRT Brighton	HOWELL	22 FTE
STATE-SIZE	Cadillac Renewable Energy	CADILLAC	22 FTE
STATE-SIZE	Benzonia	BENZONIA	22 FTE
CITY-NEAR	2250-309	Troy	5,397 FTE
CITY-NEAR	Henry Ford Troy - Maple Road	Troy	1,702 FTE
CITY-NEAR	Headquarters	Troy	1,607 FTE
CITY-NEAR	Troy - Maple Road	Troy	1,361 FTE
NAT-TCR	Randall Electric	Austin, TX	9.5 TCR
NAT-TCR	Heritage Manor - Bloomington #104	Bloomington, IL	9.5 TCR
NAT-TCR	Green Plains Ord LLC	Ord, NE	9.5 TCR
NAT-TCR	Main	Plantersville, TX	9.5 TCR
NAT-SIZE	ENA - Sacramento	Sacramento, CA	22 FTE
NAT-SIZE	DENOX - Moxy Denver/Cherry Creek	Denver, CO	22 FTE
NAT-SIZE	Westfalia Inc.	Bristol, CT	22 FTE
NAT-SIZE	Birdsong Peanuts Southampton	Franklin, VA	22 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.