Maddux & Sons Inc is an active interstate carrier based in Douglas, AZ.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 18 | 0 | 0 |
| Tractors | 11 | 0 | 0 |
| Trailers | 33 | 0 | 0 |
| Total Power Units | 29 | ||
Distinct vehicles · 24 mo
vs 29 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 70% | 90% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 86% | 94% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 77% | 88% | Worse than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 1 | — | 6.67% |
| Vehicle | 0 | 7 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 21 | 4 | 6 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 4, 2026 | AZ | TRUCK TRACTOR | 2 | 2 |
| Feb 3, 2026 | AZ | TRUCK TRACTOR | 1 | 2 |
| Jan 20, 2026 | AZ | TRUCK TRACTOR | 1 | 1 |
| Oct 29, 2025 | AZ | STRAIGHT TRUCK |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.18 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 12 | 7.40 | — |
| Driver Fitness | 1 | 0.15 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state AZ accounts for 100% of activity. Activity outside home state (AZ): 0%.
| Driver Fitness |
| 1 |
| 0 |
| 1 |
| Unsafe Driving | 1 | 1 | 0 |
| 0 |
| Oct 28, 2025 | AZ | TRUCK TRACTOR | 1 | 0 |
| Aug 21, 2025 | AZ | TRUCK TRACTOR | 1 | 1 |
| Aug 5, 2025 | AZ | STRAIGHT TRUCK | 5 | 1 |
| Feb 11, 2025 | AZ | STRAIGHT TRUCK | 3 | 0 |
| Nov 26, 2024 | AZ | STRAIGHT TRUCK | 2 | 0 |
| Sep 3, 2024 | AZ | TRUCK TRACTOR | 2 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 4, 2026 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Feb 4, 2026 | 39345DBAAL | Air Brake - Audible air leak at other than a proper connection | Vehicle Maintenance | Yes |
| Feb 3, 2026 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Jan 20, 2026 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Oct 29, 2025 | 39311A1LCL | Lighting - Clearance lamp(s) missing | Vehicle Maintenance | — |
| Oct 29, 2025 | 3965BL | Lubrication - Oil or grease leak | Vehicle Maintenance | — |
| Oct 28, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Aug 21, 2025 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Aug 5, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Aug 5, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |