Clark Grading Inc is an active intrastate non-hazmat carrier based in Riverside, CA.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 19 | 0 | 0 |
| Tractors | 19 | 0 | 0 |
| Trailers | 9 | 0 | 0 |
| Total Power Units | 19 | ||
Distinct vehicles · 24 mo
vs 19 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 | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 89% | 94% | 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 | 7 | — | 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 | 14 | 4 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Sep 17, 2025 | CA | STRAIGHT TRUCK | 5 | 3 |
| Aug 28, 2025 | CA | STRAIGHT TRUCK | 1 | 0 |
| Aug 27, 2025 | CA | STRAIGHT TRUCK | 4 | 2 |
| Jul 7, 2025 | CA | STRAIGHT TRUCK | 1 |
Carriers that share an officer, phone, or email with this DOT.
Shared officer · 6
Cda Systems Inc
Post Falls, ID
Jennifer James · also at 6 others
Chairs On Wheels Llc
Barstow, CA
Jennifer James · also at 6 others
Grays Hotshot Llc
Needham, AL
Jennifer James · also at 6 others
Jacksonville Starter Alternator Inc
Jacksonville, AR
Jennifer James · also at 6 others
Lloyd Brooks
Falkville, AL
Jennifer James · also at 6 others
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 6 | 7.81 | — |
| 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 |
| 1 |
| Jul 1, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Jun 23, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Apr 3, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Apr 3, 2025 | CA | STRAIGHT TRUCK | 2 | 1 |
| Jan 17, 2025 | CA | STRAIGHT TRUCK | 0 | 0 |
| Dec 13, 2024 | CA | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Sep 17, 2025 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Sep 17, 2025 | 393128BCLWV | Light Weight Vehicles - Improper securement of automobiles light trucks and vans | Vehicle Maintenance | Yes |
| Sep 17, 2025 | 393130CCHVE | Heavy Vehicles/Equipment - Improper securement of heavy vehicles equipment or machinery with crawler tracks or wheels | Vehicle Maintenance | Yes |
| Sep 17, 2025 | 39381H | Horn - Inoperative or defective | Vehicle Maintenance | — |
| Sep 17, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Aug 28, 2025 | 39381H | Horn - Inoperative or defective | Vehicle Maintenance | — |
| Aug 27, 2025 | 39345B2BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | Vehicle Maintenance | Yes |
| Aug 27, 2025 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Aug 27, 2025 | 39353BB | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Aug 27, 2025 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
Patrick John Singstock
Taylor, MI
Jennifer James · also at 6 others