Street construction · Texas

Mcmahon Contracting L.P.

Name: Mcmahon Contracting L.P. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Grand Prairie, TX · ~140 workers · 6 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 2.5
Avg TCR: 2.8
Industry avg: 0
Fatalities

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The verdict

Mcmahon Contracting L.P. runs at 88% of its industry's injury rate - about level with the typical Street construction workplace, earning a grade C.

Mcmahon Contracting L.P.: 2.5 TCR = 88% of Street construction BLS 2.8 · 6y Form 300A (see methodology below)

Mcmahon Contracting L.P. safety composite

Mcmahon Contracting L.P. scores strongest on total case rate (tcr) (safer than 58% of same-industry peers) and weakest on dart rate (safer than 27%), 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).

46/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 2.45 per 100 workers

Safer than 58% of industry peers
DART rate: F 3.05 per 100 workers

Safer than 27% of industry peers
Fatalities: D 0

Safer than 53% 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

Mcmahon Contracting L.P.: 0.0 → 3.0 TCR

Peak year 2018 @ 4.9 TCR · DART/TCR 1.24× in 2021

Mcmahon Contracting L.P.'s TCR rose 3.0 from 0.0 in 2016 to 3.0 in 2021. Peak filing year was 2018 at 4.9 TCR. In 2021, DART was 1.24× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 237310 · Grand Prairie, TX AT/BELOW-IND · MID

Grade C · TCR 2.5 · 88% of ind

DART 3.0 DART
RANK #160/286
PHOTO C.A. Hull Co., Inc.
BOOK 6y book
INJ 25 inj
SIZE ~140 FTE

Nearest TCR peer: C.A. Hull Co., Inc. (0.0 TCR gap)

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

This site

2.5
C.A. Hull Co.,

2.5
B & N Grading,

2.5
CDM Conctracti

2.5
E & B PAVING L

2.5

What this shows Mcmahon Contracting L.P. averages 2.5 TCR (88% of the Street construction BLS benchmark).

Mcmahon Contracting L.P. TCR series: 2016=0 · 2017=2 · 2018=4.9 · 2019=3.5 · 2020=1.2 · 2021=3 · BLS 2.8

Where Mcmahon Contracting L.P. falls in its industry

4,078 Street construction establishments

Safer than 58% of graded establishments in this industry, whose median TCR is 3.0.

Grade C

More dangerous than peersSafer than peers

Narrower to Texas alone (the establishments it most directly competes with for workers and contracts): ranked #160 safest of 286 Street construction employers in Texas.

Mcmahon Contracting L.P. (140 employees, TCR 2.5) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0

Mcmahon Contracting L.P. has more employees than the Street construction median and a lower injury rate than the industry's median TCR of 3.0. 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
2021	3.0	3.0	4	0
2020	1.2	1.2	2	0
2019	3.5	3.5	6	0
2018	4.9	4.3	7	1
2017	2.0	1.3	2	1
2016	0.0	0.0	4	0

OSHA ITA peer cross-reference

Establishment peer ledger

237310 · TX · Grand Prairie

4,078 Street construction employers nationwide with a credible TCR · 38,394 rated employers in Texas with headcount on file · 405 employers in Grand Prairie, TX · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	C.A. Hull Co., Inc.	WALLED LAKE, MI	2.5 TCR
NAICS-TCR	B & N Grading, Inc.	CHARLOTTE, NC	2.5 TCR
NAICS-TCR	CDM Conctracting, INC	LAKE BUTLER, FL	2.5 TCR
NAICS-TCR	E & B PAVING LLC - Muncie	DALEVILLE, IN	2.5 TCR
STATE-SIZE	8281-Dow Deer Park	DEER PARK	140 FTE
STATE-SIZE	Patin Construction LLC	TAYLOR	140 FTE
STATE-SIZE	Fort Bend Solar Project	ROSENBERG	140 FTE
STATE-SIZE	Flint Hills Resources Corpus Christi TX	CORPUS CHRISTI	140 FTE
CITY-NEAR	Lockheed Martin Corporation Grand Prairie Campus (1435)	Grand Prairie	3,544 FTE
CITY-NEAR	Poly-America, L.P.	Grand Prairie	2,377 FTE
CITY-NEAR	Poly America	Grand Prairie	2,318 FTE
CITY-NEAR	Inmar - 4355 Grand Prairie, TX	Grand Prairie	1,200 FTE
NAT-TCR	EIT Lansing GR	Lansing, MI	2.5 TCR
NAT-TCR	Ford	Redwood Falls, MN	2.5 TCR
NAT-TCR	Summit Health and Rehabilitation Center	Lynchburg, VA	2.5 TCR
NAT-TCR	SCI Moline, LLC	Moline, IL	2.5 TCR
NAT-SIZE	Textron Aviation - HBS Tampa	Tampa, FL	140 FTE
NAT-SIZE	Ports America Davisville	North Kingston, RI	140 FTE
NAT-SIZE	Arroyo Trabuco Golf Club	Mission Viejo, CA	140 FTE
NAT-SIZE	Interdesign, Inc 3	Glenwillow, OH	140 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: 2021, 2020, 2019, 2018, 2017, 2016. 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.