Roofing contractors · Virginia
Simpson Unlimited Inc
Manassas, VA · ~139 workers · 9 years of OSHA Injury Tracking Application data.
- D
- Poor Safety Record
- 5.0
- Avg TCR
- 2.8
- Industry avg
- 0
- Fatalities
The verdict
Simpson Unlimited Inc runs at 177% of its industry's injury rate - more dangerous than the typical Roofing contractors workplace, earning a grade D.
Simpson Unlimited Inc: 5.0 TCR = 177% of Roofing contractors BLS 2.8 · 9y Form 300A (see methodology below)
Simpson Unlimited Inc safety composite
Simpson Unlimited Inc scores strongest on dart rate (safer than 58% of same-industry peers) and weakest on total case rate (tcr) (safer than 37%), 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).
48/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 4.96 per 100 workers
Safer than 37% of industry peers
- DART rate
- C 0.58 per 100 workers
Safer than 58% 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
−8.9
2016→2024
Simpson Unlimited Inc injury rate improved
Simpson Unlimited Inc's TCR fell 8.9 from 9.5 in 2016 to 0.6 in 2024. Peak filing year was 2018 at 11.8 TCR. In 2024, DART was 0.12× this establishment's average TCR (severity share of cases).
2016=9.5 · 2017=6.3 · 2018=11.8 · 2019=3.1 · 2020=6.3 · 2021=4.7 · 2022=0.6 · 2023=1.9 · 2024=0.6
OSHA ITA Form 300A scorecard
Establishment book 238160 · Manassas, VA ABOVE-IND · MID
Grade D · TCR 5.0 · 177% of ind
- DART 0.6 DART
- RANK #17/28
- PHOTO Anthony Roofing Tect…
- BOOK 9y book
- INJ 51 inj
- SIZE ~139 FTE
Nearest TCR peer: Anthony Roofing Tecta America.com (0.0 TCR gap)
Read with this employer → · Industry book → · Virginia employers → · Look up another →
Simpson Unlimited Inc in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Simpson Unlimited Inc
5 TCR
- Anthony Roofin
Anthony Roofing Tecta America.com
5 TCR
- Richard L Sens
Richard L Sensenig Co.
5 TCR
- Roofcrafters,
Roofcrafters, Inc
5 TCR
- Best Choice Ro
Best Choice Roofing DC LLC
5 TCR
What this shows Simpson Unlimited Inc averages 5.0 TCR (177% of the Roofing contractors BLS benchmark).
Simpson Unlimited Inc TCR series: 2016=9.5 · 2017=6.3 · 2018=11.8 · 2019=3.1 · 2020=6.3 · 2021=4.7 · 2022=0.6 · 2023=1.9 · 2024=0.6 · BLS 2.8
Where Simpson Unlimited Inc falls in its industry
1,723 Roofing contractors establishmentsSafer than 37% of graded establishments in this industry, whose median TCR is 3.7.
Narrower to Virginia alone (the establishments it most directly competes with for workers and contracts): ranked #17 safest of 28 Roofing contractors employers in Virginia.
Simpson Unlimited Inc has more employees than the Roofing contractors median and a higher injury rate than the industry's median TCR of 3.7. 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 | 0.6 | 0.6 | 1 | 0 | 0 |
| 2023 | 1.9 | 1.4 | 4 | 0 | 0 |
| 2022 | 0.6 | 0.6 | 1 | 0 | 0 |
| 2021 | 4.7 | 2.4 | 6 | 0 | 0 |
| 2020 | 6.3 | 2.1 | 9 | 0 | 0 |
| 2019 | 3.1 | 3.1 | 4 | 0 | 0 |
| 2018 | 11.8 | 7.2 | 8 | 5 | 0 |
| 2017 | 6.3 | 3.9 | 8 | 0 | 0 |
| 2016 | 9.5 | 7.8 | 10 | 1 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
238160 · VA · Manassas
1,723 Roofing contractors employers nationwide with a credible TCR · 12,673 rated employers in Virginia with headcount on file · 278 employers in Manassas, VA · 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 | Anthony Roofing Tecta America.com | 5.0 TCR |
| NAICS-TCR | Richard L Sensenig Co. | 5.0 TCR |
| NAICS-TCR | Roofcrafters, Inc | 5.0 TCR |
| NAICS-TCR | Best Choice Roofing DC LLC | 5.0 TCR |
| STATE-SIZE | AWC | 139 FTE |
| STATE-SIZE | Catalina Cylinders, Inc. | 139 FTE |
| STATE-SIZE | idX Impressions | 139 FTE |
| STATE-SIZE | 2032-18818016 | 139 FTE |
| CITY-NEAR | Micron INC. Manassas, VA | 1,617 FTE |
| CITY-NEAR | Micron Technology Virginia | 1,432 FTE |
| CITY-NEAR | Manassas City Public Schools | 1,342 FTE |
| CITY-NEAR | Checks and Balances, Inc. | 1,316 FTE |
| NAT-TCR | Asept Pak. Inc. | 5.0 TCR |
| NAT-TCR | Parthenon Tube | 5.0 TCR |
| NAT-TCR | Wis-Pak of Dyersburg | 5.0 TCR |
| NAT-TCR | Henry Carlson Construction | 5.0 TCR |
| NAT-SIZE | LOCKBOURNE | 139 FTE |
| NAT-SIZE | Bubba Foods, LLC | 139 FTE |
| NAT-SIZE | University Swaging | 139 FTE |
| NAT-SIZE | Jimmie Crowder Excavating and Land Clearing Inc | 139 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.