Usa Diamonds Trucking Llc is an active interstate carrier based in City Of Industry, CA.
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 | 0 | 0 | 60 |
| 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 |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 99% | 99% | Worse than most peers |
| HOS Compliance | 89% | 96% | Worse than most peers |
| Driver Fitness | 87% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 82% | 93% | 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 | 3 | — | 6.67% |
| Vehicle | 0 | 6 | — | 22.26% |
| Hazmat | 1 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
| Jan 1, 2025 | 0 | 1 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 20 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 23, 2026 | NM | TRUCK TRACTOR | 2 | 1 |
| Jan 13, 2026 | NV | TRUCK TRACTOR | 1 | 0 |
| Jan 7, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Dec 17, 2025 | AZ | TRUCK TRACTOR | 3 | 1 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 8 | 18.00 | — |
| HOS Compliance | 2 | 1.23 | — |
| Vehicle Maintenance | 8 | 6.06 | — |
| Driver Fitness | 1 | 0.25 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 5 states. Top state CA accounts for 58% of activity. Activity outside home state (CA): 42%.
| 9 |
| 6 |
| Unsafe Driving | 10 | 2 | 0 |
| Hours-of-Service Compliance | 2 | 1 | 2 |
| Driver Fitness | 1 | 1 | 1 |
| Dec 11, 2025 | NV | TRUCK TRACTOR | 2 | 1 |
| Dec 9, 2025 | NV | TRUCK TRACTOR | 0 | 0 |
| Oct 23, 2025 | CO | TRUCK TRACTOR | 0 | 0 |
| Sep 10, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| Sep 10, 2025 | CA | TRUCK TRACTOR | 2 | 0 |
| Aug 22, 2025 | CA | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 23, 2026 | 3922C | Failure to obey traffic control device | Unsafe Driving | — |
| Mar 23, 2026 | 3958E | False report of drivers record of duty status | Hours-of-Service Compliance | Yes |
| Jan 13, 2026 | 39617CPI | Operating a CMV without documentation of a periodic inspection | Vehicle Maintenance | — |
| Dec 17, 2025 | 3922SLTFC | State/Local Laws - Speeding basic rule/speed too fast for conditions | Unsafe Driving | — |
| Dec 17, 2025 | 39282DUMT | Driver - Using a hand-held mobile telephone | Unsafe Driving | — |
| Dec 17, 2025 | 3958A1HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours-of-Service Compliance | Yes |
| Dec 11, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Dec 11, 2025 | 3939ALSLIWR | Lighting - Stop lamps - Both inoperative when required to be on | Vehicle Maintenance | Yes |
| Sep 10, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |
| Sep 10, 2025 | 39375A1TFSMF | Tires - Front sidewall is cut/worn/damaged exposing ply cord | Vehicle Maintenance | — |