Diamond J Industries Inc is an active interstate carrier based in Liberty, MS.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 16 | 0 | 0 |
| Tractors | 4 | 12 | 0 |
| Trailers | 0 | 64 | 0 |
| Total Power Units | 16 | ||
Distinct vehicles · 24 mo
vs 16 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 | 62% | 88% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 81% | 90% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 2 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 0 | 1 | 1 |
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
| Jul 1, 2024 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 13 | 9 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 24, 2026 | LA | TRUCK TRACTOR | 0 | 0 |
| Jan 31, 2026 | MS | TRUCK TRACTOR | 5 | 1 |
| Dec 7, 2025 | MS | TRUCK TRACTOR | 0 | 0 |
| Dec 3, 2025 | LA | TRUCK TRACTOR | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 1.33 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 4 | 8.68 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state MS accounts for 78% of activity. Activity outside home state (MS): 22%.
| 2 |
| Unsafe Driving | 3 | 1 | 0 |
| Nov 18, 2025 |
| MS |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Sep 27, 2025 | MS | TRUCK TRACTOR | 0 | 0 |
| Sep 2, 2025 | LA | TRUCK TRACTOR | 1 | 0 |
| Aug 27, 2025 | MS | TRUCK TRACTOR | 0 | 0 |
| Jul 8, 2025 | MS | TRUCK TRACTOR | 0 | 0 |
| Jun 29, 2025 | MS | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jan 31, 2026 | 393207ASAPPAS | Suspension - Axle positioning part cracked/broken/loose/missing resulting in axle shift | Vehicle Maintenance | Yes |
| Jan 31, 2026 | 39375CTAOTDLT232 | Tires - Less than 2/32 inch tread depth | Vehicle Maintenance | — |
| Jan 31, 2026 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Jan 31, 2026 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| Jan 31, 2026 | 3939ALRLI | Lighting - Tail lamp - Any inoperative | Vehicle Maintenance | — |
| Dec 3, 2025 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Sep 2, 2025 | 39222AD | Driver - Failed to activate hazard warning signal flashers | Unsafe Driving | — |
| Jun 29, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| May 26, 2025 | 3922SLLS3 | State/Local Laws - Speeding 11-14 miles per hour over the speed limit | Unsafe Driving | — |
| Jan 13, 2025 | 393100B | Leaking/spilling/blowing/falling cargo | Vehicle Maintenance | Yes |