Communication tower construction · Iowa

Murphy Tower Service LLC

Carlisle, IA · ~129 workers · 4 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.4
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Murphy Tower Service LLC runs at 49% of its industry's injury rate - far safer than the typical Communication tower construction workplace, earning a grade A.

Murphy Tower Service LLC: 1.4 TCR = 49% of Communication tower construction BLS 2.8 · 4y Form 300A (see methodology below)

Murphy Tower Service LLC safety composite

Murphy Tower Service LLC scores strongest on dart rate (safer than 78% of same-industry peers) and weakest on fatalities (safer than 52%), 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

66/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.38 per 100 workers

Safer than 64% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% of industry peers

Fatalities
D 0

Safer than 52% 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

Murphy Tower Service LLC: 0.0 → 1.1 TCR

Peak year 2019 @ 3.1 TCR · DART/TCR 0× in 2022

Murphy Tower Service LLC's TCR rose 1.1 from 0.0 in 2018 to 1.1 in 2022. Peak filing year was 2019 at 3.1 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 237130 · Carlisle, IA AT/BELOW-IND · MID

Grade A · TCR 1.4 · 49% of ind

  • DART 0.0 DART
  • RANK #2/19
  • PHOTO Musgrove Constructio…
  • BOOK 4y book
  • INJ 7 inj
  • SIZE ~129 FTE

Nearest TCR peer: Musgrove Construction, LLC (0.0 TCR gap)

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

Murphy Tower Service LLC in the TCR neighbourhood

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

TCR

What this shows Murphy Tower Service LLC averages 1.4 TCR (49% of the Communication tower construction BLS benchmark).

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

Murphy Tower Service LLC TCR series: 2018=0 · 2019=3.1 · 2021=1.3 · 2022=1.1 · BLS 2.8

Where Murphy Tower Service LLC falls in its industry

1,605 Communication tower constructi establishments

Safer than 64% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to Iowa alone (the establishments it most directly competes with for workers and contracts): ranked #2 safest of 19 Communication tower constructi employers in Iowa.

Murphy Tower Service LLC (129 employees, TCR 1.4) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0 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 0100200300400500 05101520 Average employees Total Case Rate Murphy Tower Service LLC
Murphy Tower Service LLC (129 employees, TCR 1.4) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0

Murphy Tower Service LLC has more employees than the Communication tower construction median and a lower injury rate than the industry's median TCR of 2.0. 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
2022 1.1 0.0 2 0 0
2021 1.3 0.7 2 0 0
2019 3.1 1.0 3 0 0
2018 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

237130 · IA · Carlisle

1,605 Communication tower construction employers nationwide with a credible TCR · 7,192 rated employers in Iowa with headcount on file · 9 employers in Carlisle, IA · 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 Musgrove Construction, LLC 1.4 TCR
NAICS-TCR Hubbard_Potelco 1.4 TCR
NAICS-TCR 200 1.4 TCR
NAICS-TCR ANJON - Jonesboro- GA 1.4 TCR
STATE-SIZE HAWKEYE ELECTRICAL CONTRACTORS OF CEDAR RAPIDS, LTD 129 FTE
STATE-SIZE Iowa City 129 FTE
STATE-SIZE 6568 129 FTE
STATE-SIZE DSM 129 FTE
CITY-NEAR General Mills (Avon) 94 FTE
CITY-NEAR Wyckoff Heating & Cooling 90 FTE
CITY-NEAR Sandstone Management, LTD 70 FTE
CITY-NEAR FAREWAY STORES, INC. 147 CARLISLE 67 FTE
NAT-TCR Old Memorial Club Inc 1.4 TCR
NAT-TCR McPhee Electric 1.4 TCR
NAT-TCR PerkinElmer - Greenville 1.4 TCR
NAT-TCR 1685 Marthaler 1.4 TCR
NAT-SIZE Clarion Boards LLC 129 FTE
NAT-SIZE Tualatin Valley Water District-HQ 129 FTE
NAT-SIZE Advanced Energy Industries - Milpitas 129 FTE
NAT-SIZE Western Utility LLC 129 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: 2022, 2021, 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.