Conti Materials Service Llc is an active interstate carrier based in Stockton, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 22 | 0 | 0 |
| Tractors | 66 | 0 | 0 |
| Trailers | 287 | 0 | 0 |
| Total Power Units | 88 | ||
Distinct vehicles · 24 mo
vs 88 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 | 79% | 93% | Worse than most peers |
| 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 | 76% | 89% | 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 | 6 | — | 22.26% |
| Hazmat | 1 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jul 1, 2025 | 0 | 2 | 1 | 1 |
| Oct 1, 2024 | 0 | 0 | 2 | 2 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 35 | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 18, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Mar 5, 2026 | CA | TRUCK TRACTOR | 0 | 0 |
| Jan 23, 2026 | CA | STRAIGHT TRUCK | 0 | 0 |
| Jan 15, 2026 | CA |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 7 | 0.65 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 21 | 3.63 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state CA accounts for 100% of activity. Activity outside home state (CA): 0%.
| 7 |
| Unsafe Driving | 8 | 2 | 0 |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Dec 17, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Dec 10, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Dec 5, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Dec 4, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Dec 1, 2025 | CA | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 1, 2025 | 39375A3ATIS | Tires - All others leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | — |
| Nov 24, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Nov 5, 2025 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Oct 29, 2025 | 39360C | Windshield - Damaged or Discolored | Vehicle Maintenance | — |
| Oct 22, 2025 | 3963A1OAL | Other - Any air leak not attributed to the brake or suspension system. | Vehicle Maintenance | — |
| Oct 22, 2025 | 3965BHWSL | Hubs - Wheel seal leaking | Vehicle Maintenance | — |
| Oct 9, 2025 | 39355EB | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1 1998 | Vehicle Maintenance | — |
| Oct 8, 2025 | 393207ASTBW | Suspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component ca | Vehicle Maintenance | Yes |
| Sep 26, 2025 | 39311A1LFTSM | Lighting - Front - Turn signal - missing. | Vehicle Maintenance | — |
| Sep 26, 2025 | 39395B | Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g. lamps required by 393.11 ABS lights or low air | Vehicle Maintenance | — |