DBA: J4 Oilfield Services
4jlj Llc is an active interstate carrier based in Robstown, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 65 | 0 | 0 |
| Tractors | 79 | 0 | 0 |
| Trailers | 109 | 0 | 0 |
| Buses (16+) | 19 | 0 | 0 |
| Total Power Units | 163 | ||
Distinct vehicles · 24 mo
vs 163 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 32% | 92% | Better than most peers |
| HOS Compliance | 62% | 90% | Around peer average |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 87% | 82% | 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 | 12 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2026 | 0 | 1 | 1 | 1 |
| Jan 1, 2025 | 0 | 1 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 60 | 13 | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 21, 2026 | TX | TRUCK TRACTOR | 3 | 0 |
| Mar 17, 2026 | NM | TRUCK TRACTOR | 1 | 1 |
| Mar 17, 2026 | TX | TRUCK TRACTOR | 2 | 0 |
| Jan 4, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.02 | — |
| HOS Compliance | 1 | 0.13 | — |
| Vehicle Maintenance | 21 | 7.79 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 2 states. Top state TX accounts for 94% of activity. Activity outside home state (TX): 6%.
| Hours-of-Service Compliance | 1 | 0 | 1 |
| Unsafe Driving | 1 | 0 | 0 |
| Dec 27, 2025 |
| TX |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Nov 12, 2025 | TX | TRUCK TRACTOR | 4 | 2 |
| Sep 21, 2025 | TX | TRUCK TRACTOR | 4 | 2 |
| Aug 29, 2025 | TX | TRUCK TRACTOR | 0 | 0 |
| Aug 5, 2025 | TX | TRUCK TRACTOR | 3 | 1 |
| Jul 12, 2025 | TX | TRUCK TRACTOR | 2 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 21, 2026 | 39345DLUV | Brake Connections with Leaks Under Vehicle | Vehicle Maintenance | — |
| Mar 21, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |
| Mar 21, 2026 | 3963A1 | Inspection repair and maintenance of parts and accessories | Vehicle Maintenance | — |
| Mar 17, 2026 | 3939BRKLAMP | Inoperative Brake Lamps | Vehicle Maintenance | Yes |
| Mar 17, 2026 | 3939 | Inoperable Required Lamp | Vehicle Maintenance | — |
| Mar 17, 2026 | 3963A1 | Inspection repair and maintenance of parts and accessories | Vehicle Maintenance | — |
| Nov 12, 2025 | 3922WC | Wheel (Mud) Flaps missing or defective | Vehicle Maintenance | — |
| Nov 12, 2025 | 39343D | No or defective automatic trailer brake | Vehicle Maintenance | Yes |
| Nov 12, 2025 | 39375A3 | Tire-flat and/or audible air leak | Vehicle Maintenance | Yes |
| Nov 12, 2025 | 39395F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | — |