Concrete floor surfacing · Maryland

Potomac Surfacing LLC

Gaithersburg, MD · ~14 workers · 8 years of OSHA Injury Tracking Application data.

C
Average Safety Record
3.1
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Potomac Surfacing LLC runs at 112% of its industry's injury rate - about level with the typical Concrete floor surfacing workplace, earning a grade C.

Potomac Surfacing LLC: 3.1 TCR = 112% of Concrete floor surfacing BLS 2.8 · 8y Form 300A (see methodology below)

Potomac Surfacing LLC safety composite

Potomac Surfacing LLC scores strongest on dart rate (safer than 81% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

C

64/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 3.13 per 100 workers

Safer than 58% of industry peers

DART rate
B 0 per 100 workers

Safer than 81% 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%).

Rising injury rate

Potomac Surfacing LLC: 0.0 → 8.0 TCR

Peak year 2018 @ 8.7 TCR · DART/TCR 0× in 2024

Potomac Surfacing LLC's TCR rose 8.0 from 0.0 in 2017 to 8.0 in 2024. Peak filing year was 2018 at 8.7 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238110 · Gaithersburg, MD ABOVE-IND · SMALL

Grade C · TCR 3.1 · 112% of ind

  • DART 0.0 DART
  • RANK #14/30
  • PHOTO All American Concret…
  • BOOK 8y book
  • INJ 4 inj
  • SIZE ~14 FTE

Nearest TCR peer: All American Concrete Form (0.0 TCR gap)

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

Potomac Surfacing LLC in the TCR neighbourhood

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

TCR

What this shows Potomac Surfacing LLC averages 3.1 TCR (112% of the Concrete floor surfacing BLS benchmark).

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

Potomac Surfacing LLC TCR series: 2017=0 · 2018=8.7 · 2019=0 · 2020=0 · 2021=3.7 · 2022=4.8 · 2023=0 · 2024=8 · BLS 2.8

Where Potomac Surfacing LLC falls in its industry

1,314 Concrete floor surfacing establishments

Safer than 58% of graded establishments in this industry, whose median TCR is 3.8.

More dangerous than peersSafer than peers

Narrower to Maryland alone (the establishments it most directly competes with for workers and contracts): ranked #14 safest of 30 Concrete floor surfacing employers in Maryland.

Potomac Surfacing LLC (14 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 64 employees and a TCR of 3.8 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 0100200300 051015 Average employees Total Case Rate Potomac Surfacing LLC
Potomac Surfacing LLC (14 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 64 employees and a TCR of 3.8

Potomac Surfacing LLC has fewer employees than the Concrete floor surfacing median and a lower injury rate than the industry's median TCR of 3.8. 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 8.0 0.0 1 0 0
2023 0.0 0.0 0 0 0
2022 4.8 0.0 1 0 0
2021 3.7 3.7 1 0 0
2020 0.0 0.0 0 0 0
2019 0.0 0.0 0 0 0
2018 8.7 8.7 1 0 0
2017 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238110 · MD · Gaithersburg

1,314 Concrete floor surfacing employers nationwide with a credible TCR · 7,213 rated employers in Maryland with headcount on file · 202 employers in Gaithersburg, MD · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR All American Concrete Form 3.1 TCR
NAICS-TCR Reese Enterprises Inc 3.1 TCR
NAICS-TCR Upland Concrete 3.1 TCR
NAICS-TCR KEYSTONE CONCRETE PLACEMENT SAN ANTONIO 3.1 TCR
STATE-SIZE Black Gold Farms Rhodesdale 14 FTE
STATE-SIZE Southland MAD Purple Line 14 FTE
STATE-SIZE GreenbeltCorporate Office 14 FTE
STATE-SIZE Northeast 14 FTE
CITY-NEAR AstraZeneca Gaithersburg Campus 4,117 FTE
CITY-NEAR MDGAI - GAITHERSBURG HUB 794 FTE
CITY-NEAR Adventist Healthcare Support Center to SGMC 764 FTE
CITY-NEAR MDGAI - GAITHERSBURG-PACKAGE CENTER 759 FTE
NAT-TCR Lake Taylor Transitional Hospital 3.1 TCR
NAT-TCR Main Office - 01 3.1 TCR
NAT-TCR Hinspergers Poly Industries 3.1 TCR
NAT-TCR Neptune Mechanical Inc. 3.1 TCR

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, 2022, 2021, 2020, 2019, 2018, 2017. 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.