Dwellings, prefabricated metal, manufacturing · Colorado

RK Mission Critical, LLC

Aurora, CO · ~141 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.4
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

RK Mission Critical, LLC runs at 13% of its industry's injury rate - far safer than the typical Dwellings, prefabricated metal, manufacturing workplace, earning a grade A.

RK Mission Critical, LLC: 0.4 TCR = 13% of Dwellings, prefabricated metal, manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

RK Mission Critical, LLC safety composite

RK Mission Critical, LLC scores strongest on total case rate (tcr) (safer than 98% 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).

B

81/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.44 per 100 workers

Safer than 98% of industry peers

DART rate
B 0 per 100 workers

Safer than 84% 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

−1.3

2022→2024

RK Mission Critical, LLC injury rate improved

RK Mission Critical, LLC's TCR fell 1.3 from 1.3 in 2022 to 0.0 in 2024. Peak filing year was 2022 at 1.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2022=1.3 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 332311 · Aurora, CO AT/BELOW-IND · MID

Grade A · TCR 0.4 · 13% of ind

  • DART 0.0 DART
  • RANK #1/7
  • PHOTO Nucor Buildings Syst…
  • BOOK 3y book
  • INJ 3 inj
  • SIZE ~141 FTE

Nearest TCR peer: Nucor Buildings Systems-Texas (0.0 TCR gap)

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

RK Mission Critical, LLC in the TCR neighbourhood

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

TCR

What this shows RK Mission Critical, LLC averages 0.4 TCR (13% of the Dwellings, prefabricated metal, manufacturing BLS benchmark).

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

RK Mission Critical, LLC TCR series: 2022=1.3 · 2023=0 · 2024=0 · BLS 3.3

Where RK Mission Critical, LLC falls in its industry

393 Dwellings, prefabricated metal establishments

Safer than 98% of graded establishments in this industry, whose median TCR is 4.1.

More dangerous than peersSafer than peers

Narrower to Colorado alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 7 Dwellings, prefabricated metal employers in Colorado.

RK Mission Critical, LLC (141 employees, TCR 0.4) among 29 same-industry peers, split at the industry median of 75 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 0200400600800 0510152025 Average employees Total Case Rate RK Mission Critical, LLC
RK Mission Critical, LLC (141 employees, TCR 0.4) among 29 same-industry peers, split at the industry median of 75 employees and a TCR of 4.1

RK Mission Critical, LLC has more employees than the Dwellings, prefabricated metal, manufact median and a lower 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
2024 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 1.3 0.0 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

332311 · CO · Aurora

393 Dwellings, prefabricated metal, manufacturing employers nationwide with a credible TCR · 9,007 rated employers in Colorado with headcount on file · 497 employers in Aurora, CO · 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 Nucor Buildings Systems-Texas 0.4 TCR
NAICS-TCR LQT Industries, LLC - (Abbeville Division) 0.5 TCR
NAICS-TCR RedGuard - Headquarters 0.5 TCR
NAICS-TCR Atkinsion 0.4 TCR
STATE-SIZE Colorado Transportation 141 FTE
STATE-SIZE Arapahoe Roofing and Sheet Metal, Inc. 141 FTE
STATE-SIZE GEN3 CO LLC 141 FTE
STATE-SIZE Otis Elevator Company-Denver 141 FTE
CITY-NEAR Children's Hospital Colorado 6,663 FTE
CITY-NEAR Raytheon_Aurora_CO 2,237 FTE
CITY-NEAR Primoris Renewable Energy 1,695 FTE
CITY-NEAR Amazon.com Services LLC - DEN5 1,601 FTE
NAT-TCR Calcasieu Pass LNG 0.4 TCR
NAT-TCR 7675 N. San Fernando Rd, Burbank, CA 91505 0.4 TCR
NAT-TCR Giving Home Health Care, Amarillo 0.4 TCR
NAT-TCR Huntsman Ethyleneamines LLC 0.4 TCR
NAT-SIZE 1914 Dan Ryan 141 FTE
NAT-SIZE 2509 Bethesda 141 FTE
NAT-SIZE 2564 Hyattsville 141 FTE
NAT-SIZE Temp Right Service Inc 141 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, 2022. 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.