R Aza & Son'S Trucking Llc is an active intrastate non-hazmat carrier based in Mercedes, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 0 | 0 |
| Tractors | 6 | 0 | 0 |
| Trailers | 6 | 0 | 0 |
| Total Power Units | 6 | ||
Distinct vehicles · 24 mo
vs 6 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 | 83% | 92% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 78% | 87% | 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 | 15 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 92 | 22 | 18 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | TX | TRUCK TRACTOR | 2 | 0 |
| Mar 16, 2026 | TX | TRUCK TRACTOR | 1 | 0 |
| Mar 12, 2026 | TX | TRUCK TRACTOR | 7 | 1 |
| Mar 6, 2026 | TX | TRUCK TRACTOR | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 30 | 10.39 | — |
| Driver Fitness | 1 | 0.25 | — |
| 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 |
| 1 |
| 1 |
| 1 |
| Jan 28, 2026 | TX | TRUCK TRACTOR | 3 | 0 |
| Jan 28, 2026 | TX | TRUCK TRACTOR | 3 | 0 |
| Jan 15, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Jan 15, 2026 | TX | TRUCK TRACTOR | 1 | 0 |
| Jan 14, 2026 | TX | TRUCK TRACTOR | 1 | 1 |
| Jan 14, 2026 | TX | TRUCK TRACTOR | 4 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | 39355D3 | No or Defective ABS Malfunction Indicator for towed vehicles on vehicles manufactured after February 2001 | Vehicle Maintenance | — |
| Mar 18, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |
| Mar 16, 2026 | 3963A1 | Inspection repair and maintenance of parts and accessories | Vehicle Maintenance | — |
| Mar 12, 2026 | 39345B2UV | Brake Hose or Tubing Chafing and/or Kinking Under Vehicle | Vehicle Maintenance | Yes |
| Mar 12, 2026 | 39345DLUV | Brake Connections with Leaks Under Vehicle | Vehicle Maintenance | — |
| Mar 12, 2026 | 39347F | Wedge type brake(s) out-of-adjustment | Vehicle Maintenance | — |
| Mar 12, 2026 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 12, 2026 | 39375B | Tire-front tread depth less than 4/32 of inch on a major tread groove | Vehicle Maintenance | — |
| Mar 12, 2026 | 39378 | Wipers - Inoperative / missing / damaged wipers | Vehicle Maintenance | — |
| Mar 12, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |