Mineral wool products (e.g., board, insulation, tile) manufacturing · Pennsylvania

Armstrong World Industries Corporate

Lancaster, PA · ~650 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.2
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Armstrong World Industries Corporate runs at 7% of its industry's injury rate - far safer than the typical Mineral wool products (e.g., board, insulation, tile) manufacturing workplace, earning a grade A.

Armstrong World Industries Corporate: 0.2 TCR = 7% of Mineral wool products (e.g., board, insulation, tile) manufacturing BLS 3.3 · 2y Form 300A (see methodology below)

Armstrong World Industries Corporate safety composite

Armstrong World Industries Corporate scores strongest on total case rate (tcr) (safer than 99% of same-industry peers) and weakest on fatalities (safer than 50%), 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

75/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 0.23 per 100 workers

Safer than 99% of industry peers

DART rate
C 0.15 per 100 workers

Safer than 64% 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%).

Armstrong World Industries Corporate held a steady TCR band

Armstrong World Industries Corporate's TCR held near 0.2 from 0.1 in 2016 to 0.3 in 2017. In 2017, DART was 0.65× this establishment's average TCR (severity share of cases).

2016=0.1 · 2017=0.3

OSHA ITA Form 300A scorecard

Establishment book 327993 · Lancaster, PA AT/BELOW-IND · MID

Grade A · TCR 0.2 · 7% of ind

  • DART 0.1 DART
  • RANK #1/4
  • PHOTO Knauf Insulation Cor…
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~650 FTE

Nearest TCR peer: Knauf Insulation Corporate (0.0 TCR gap)

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

Armstrong World Industries Corporate in the TCR neighbourhood

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

TCR

What this shows Armstrong World Industries Corporate averages 0.2 TCR (7% of the Mineral wool products (e.g., board, insulation, tile) manufacturing BLS benchmark).

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

Armstrong World Industries Corporate TCR series: 2016=0.1 · 2017=0.3 · BLS 3.3

Where Armstrong World Industries Corporate falls in its industry

101 Mineral wool products (e.g., b establishments

Safer than 99% of graded establishments in this industry, whose median TCR is 2.2.

More dangerous than peersSafer than peers

Narrower to Pennsylvania alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 4 Mineral wool products (e.g., b employers in Pennsylvania.

Armstrong World Industries Corporate (650 employees, TCR 0.2) among 29 same-industry peers, split at the industry median of 126 employees and a TCR of 2.2 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 0246810 Average employees Total Case Rate Armstrong World Industries Corporate
Armstrong World Industries Corporate (650 employees, TCR 0.2) among 29 same-industry peers, split at the industry median of 126 employees and a TCR of 2.2

Armstrong World Industries Corporate has more employees than the Mineral wool products (e.g., board, insu median and a lower injury rate than the industry's median TCR of 2.2. 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
2017 0.3 0.1 2 0 0
2016 0.1 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

327993 · PA · Lancaster

101 Mineral wool products (e.g., board, insulation, tile) manufacturing employers nationwide with a credible TCR · 22,692 rated employers in Pennsylvania with headcount on file · 450 employers in Lancaster, PA · 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 Knauf Insulation Corporate 0.3 TCR
NAICS-TCR CertainTeed Insulation Kansas City 0.3 TCR
NAICS-TCR Quietflex Manufacturing Company, L.P.- Pittston PA 0.4 TCR
NAICS-TCR Knauf Insulation McGregor 0.4 TCR
STATE-SIZE Corporate Office 650 FTE
STATE-SIZE BRAVO! BUILDING SERVICES REGIONAL BBSPA 650 FTE
STATE-SIZE Arc Human Services 650 FTE
STATE-SIZE East Earl 651 FTE
CITY-NEAR Lancaster General Health, LGH Hospital 7,424 FTE
CITY-NEAR LGHealth 7,215 FTE
CITY-NEAR Lancaster General Hospital 6,528 FTE
CITY-NEAR Lancaster General Medical Group 1,436 FTE
NAT-TCR MaverickConroe 0.2 TCR
NAT-TCR Industrial Solutions : IS - MFG US - Arecibo, PR 0.2 TCR
NAT-TCR GNBPNCMT 0.2 TCR
NAT-TCR Lendlease Chicago 0.2 TCR
NAT-SIZE La Cantera Resort and Spa 650 FTE
NAT-SIZE Lumentum Corporate 650 FTE
NAT-SIZE West Central Turkeys Plant 650 FTE
NAT-SIZE Downers Grove Grade School District 58 650 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: 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.