Diaz & Sons Transport Llc is an active intrastate non-hazmat carrier based in Krum, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 2 | 0 | 0 |
| Tractors | 2 | 0 | 0 |
| Total Power Units | 2 | ||
Distinct vehicles · 24 mo
vs 2 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 92% | 94% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 89% | 92% | 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 | 5 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 41 | 6 | 6 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 3, 2025 | TX | TRUCK TRACTOR | 5 | 2 |
| Nov 19, 2025 | TX | TRUCK TRACTOR | 5 | 1 |
| Oct 9, 2025 | TX | TRUCK TRACTOR | 2 | 0 |
| Oct 1, 2025 | TX | OTHER | 1 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 37
1 Day Transport Llc
Allentown, PA
Francisco Diaz · also at 37 others
A&D Express Services Inc
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Francisco Diaz · also at 37 others
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Francisco Diaz · also at 37 others
An Ass And A Mule Llc
Union, NJ
Francisco Diaz · also at 37 others
Bradenton Food Bazaar Corp
Bradenton, FL
Francisco Diaz · also at 37 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 12 | 13.83 | — |
| Driver Fitness | 2 | 1.25 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state TX accounts for 100% of activity. Activity outside home state (TX): 0%.
| Driver Fitness |
| 2 |
| 2 |
| 2 |
| 0 |
| Sep 25, 2025 | TX | TRUCK TRACTOR | 8 | 1 |
| Sep 23, 2025 | TX | TRUCK TRACTOR | 8 | 1 |
| Sep 10, 2025 | TX | TRUCK TRACTOR | 6 | 1 |
| Aug 18, 2025 | TX | TRUCK TRACTOR | 2 | 0 |
| Feb 7, 2025 | TX | TRUCK TRACTOR | 2 | 0 |
| Aug 16, 2024 | TX | TRUCK TRACTOR | 4 | 2 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 3, 2025 | 393207A | Axle positioning parts defective/missing | Vehicle Maintenance | Yes |
| Dec 3, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Dec 3, 2025 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Dec 3, 2025 | 3939H | Inoperable head lamps | Vehicle Maintenance | — |
| Dec 3, 2025 | 3963A1BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | Vehicle Maintenance | Yes |
| Nov 19, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Nov 19, 2025 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Nov 19, 2025 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Nov 19, 2025 | 3963A1BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | Vehicle Maintenance | Yes |
| Nov 19, 2025 | 3965B | Oil and/or grease leak | Vehicle Maintenance | — |
+27 more