Pavement, highway, road, street, bridge or airport runway, construction · Delaware

Mumford & Miller Concrete, Inc.

Middletown, DE · ~141 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.2
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Mumford & Miller Concrete, Inc. runs at 220% of its industry's injury rate - far more dangerous than the typical Pavement, highway, road, street, bridge or airport runway, construction workplace, earning a grade F.

Mumford & Miller Concrete, Inc.: 6.2 TCR = 220% of Pavement, highway, road, street, bridge or airport runway, construction BLS 2.8 · 4y Form 300A (see methodology below)

Mumford & Miller Concrete, Inc. safety composite

Mumford & Miller Concrete, Inc. scores strongest on fatalities (safer than 53% of same-industry peers) and weakest on dart rate (safer than 13%), 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).

F

27/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.15 per 100 workers

Safer than 22% of industry peers

DART rate
F 5.55 per 100 workers

Safer than 13% 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%).

TCR Δ

−3.9

2019→2023

Mumford & Miller Concrete, Inc. injury rate improved

Mumford & Miller Concrete, Inc.'s TCR fell 3.9 from 9.4 in 2019 to 5.5 in 2023. Peak filing year was 2019 at 9.4 TCR. In 2023, DART was 0.9× this establishment's average TCR (severity share of cases).

2019=9.4 · 2021=3.1 · 2022=6.5 · 2023=5.5

OSHA ITA Form 300A scorecard

Establishment book 237310 · Middletown, DE ABOVE-IND · MID

Grade F · TCR 6.2 · 220% of ind

  • DART 5.5 DART
  • RANK #11/13
  • PHOTO GM & Sons, Inc.
  • BOOK 4y book
  • INJ 32 inj
  • SIZE ~141 FTE

Nearest TCR peer: GM & Sons, Inc. (0.0 TCR gap)

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

Mumford & Miller Concrete, Inc. in the TCR neighbourhood

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

TCR

What this shows Mumford & Miller Concrete, Inc. averages 6.2 TCR (220% of the Pavement, highway, road, street, bridge or airport runway, construction BLS benchmark).

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

Mumford & Miller Concrete, Inc. TCR series: 2019=9.4 · 2021=3.1 · 2022=6.5 · 2023=5.5 · BLS 2.8

Where Mumford & Miller Concrete, Inc. falls in its industry

4,078 Pavement, highway, road, stree establishments

Safer than 22% of graded establishments in this industry, whose median TCR is 3.0.

More dangerous than peersSafer than peers

Narrower to Delaware alone (the establishments it most directly competes with for workers and contracts): ranked #11 safest of 13 Pavement, highway, road, stree employers in Delaware.

Mumford & Miller Concrete, Inc. (141 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0 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 01,0002,0003,000 0102030 Average employees Total Case Rate Mumford & Miller Concrete, Inc.
Mumford & Miller Concrete, Inc. (141 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 69 employees and a TCR of 3.0

Mumford & Miller Concrete, Inc. has more employees than the Pavement, highway, road, street, bridge median and a higher 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 Fatalities
2023 5.5 5.5 8 0 0
2022 6.5 4.8 8 0 0
2021 3.1 2.4 4 0 0
2019 9.4 5.8 12 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

237310 · DE · Middletown

4,078 Pavement, highway, road, street, bridge or airport runway, construction employers nationwide with a credible TCR · 1,487 rated employers in Delaware with headcount on file · 66 employers in Middletown, DE · 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 GM & Sons, Inc. 6.2 TCR
NAICS-TCR 97390003-660000 DPW T TRANSPORTATION 6.2 TCR
NAICS-TCR Castle Rock Construction Company of Colorado LLC 6.2 TCR
NAICS-TCR City of Ramsey - Public Works 6.2 TCR
STATE-SIZE Invista Seaford Site 141 FTE
STATE-SIZE Dover 141 FTE
STATE-SIZE Club 197 141 FTE
STATE-SIZE 25320197 MILLSBORO, DE 141 FTE
CITY-NEAR North America Fulfillment Centers (FCs) : PHL7 2,921 FTE
CITY-NEAR Amazon.com Services LLC - PHL7 2,706 FTE
CITY-NEAR DEL0000049 GOODWILL INDUSTRIES - MIDDLETOWN 1,028 FTE
CITY-NEAR 3802 451 FTE
NAT-TCR City Auto Supply - Ssf 6.2 TCR
NAT-TCR Ross Plumbing 6.2 TCR
NAT-TCR Theisen's of Pella 6.2 TCR
NAT-TCR Ramsay-Bliese Corp dba Leete Generators 6.2 TCR
NAT-SIZE 90004050-Farley Trail Hall JV 141 FTE
NAT-SIZE Wes-Del Community Schools 141 FTE
NAT-SIZE Cardinal Health St Charles MO PD 141 FTE
NAT-SIZE USM Fulton 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: 2023, 2022, 2021, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.