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USDOT 1246064KNOWLES TRUCKING LLC
Inspection record
High out-of-service rateActive
36% of inspections ended in an out-of-service order.
This describes the roadside inspection record, not an official safety rating. FMCSA issues Satisfactory, Conditional and Unsatisfactory ratings through a separate compliance review, and most carriers have never been rated.
Inspection summary
| Inspections on file | 50 |
|---|---|
| Clean, no violations | 11 |
| Ended out of service | 18 |
| Out-of-service rate | 36.0% |
| Most recent | 2026-09-03 |
Showing the 50 most recent inspections held for this carrier. FMCSA keeps a rolling window, so this is a recent record rather than a lifetime one.
Recent inspections
| Date | State | Level | Violations | Service |
|---|---|---|---|---|
| 2026-09-03 | TX | Walk-around | 11 | Out of service |
| 2026-09-03 | TX | Walk-around | 1 | In service |
| 2026-08-27 | TX | Walk-around | 0 | In service |
| 2026-08-27 | TX | Walk-around | 1 | In service |
| 2026-08-27 | TX | Walk-around | 2 | In service |
| 2026-08-26 | OK | Walk-around | 2 | Out of service |
| 2026-08-25 | TX | Walk-around | 8 | Out of service |
| 2026-08-19 | TX | Walk-around | 3 | In service |
| 2026-08-17 | TX | Walk-around | 7 | In service |
| 2026-08-16 | TX | Walk-around | 1 | In service |
| 2026-08-15 | TX | Walk-around | 0 | In service |
| 2026-08-14 | TX | Walk-around | 5 | Out of service |
| 2026-08-09 | TX | Walk-around | 1 | In service |
| 2026-08-09 | TX | Walk-around | 0 | In service |
| 2026-08-04 | TX | Walk-around | 0 | In service |
| 2026-08-03 | TX | Walk-around | 10 | Out of service |
| 2026-08-02 | TX | Walk-around | 4 | Out of service |
| 2026-07-29 | TX | Walk-around | 4 | Out of service |
| 2026-07-24 | TX | Walk-around | 5 | Out of service |
| 2026-07-22 | OK | Driver only | 0 | In service |
| 2026-07-20 | TX | Walk-around | 1 | In service |
| 2026-07-19 | CO | Walk-around | 0 | In service |
| 2026-07-19 | CO | Walk-around | 0 | In service |
| 2026-07-16 | TX | Full | 6 | In service |
| 2026-07-14 | TX | Walk-around | 1 | In service |
Violations found
Every violation recorded across the most recent inspections. An out-of-service violation means the vehicle or driver was ordered off the road at the roadside.
| Code | Violation | Service |
|---|---|---|
| 392.9A2-C | Cargo - Vehicle components or dunnage not secured | Out of service |
| 393.11 | No or defective lighting devices or reflective material as required | In service |
| 393.78 | Wipers - Inoperative / missing / damaged wipers | In service |
| 393.9 | Inoperable Required Lamp | In service |
| 393.9 | Inoperable Required Lamp | In service |
| 393.207A-STBW | 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 | Out of service |
| 393.207A-STBW | 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 | In service |
| 393.207C | Leaf spring assembly defective/missing | Out of service |
| 393.75A1 | Tire-ply or belt material exposed | In service |
| 393.75A3 | Tire-flat and/or audible air leak | Out of service |
| 393.78 | Wipers - Inoperative / missing / damaged wipers | In service |
| 393.9 | Inoperable Required Lamp | In service |
| 393.9 | Inoperable Required Lamp | In service |
| 172.201D | ER phone number not in compliance with Subpart G | In service |
| 172.202A4 | No or improper Packing Group listed | In service |
| 393.205C | Wheel fasteners loose and/or missing | Out of service |
| 393.60C | Windshield - Damaged or Discolored | In service |
| 393.9 | Inoperable Required Lamp | In service |
| 392.2RG | State vehicle registration or License Plate violation | In service |
| 392.2W | Excessive Weight violation | In service |
| 392.2W | Excessive Weight violation | In service |
| 392.2W | Excessive Weight violation | In service |
| 392.2W | Excessive Weight violation | In service |
| 393.47A-LJN | Brakes - Loose/Missing Jam Nut | In service |
| 393.55C1-B | Air Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault. | In service |
| 393.55E-B | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 | In service |
| 393.60C | Windshield - Damaged or Discolored | In service |
| 393.75A1-TEPBM | Tires - All others - Exposed ply or belt material in tread or sidewall area | In service |
| 396.3A1-ALBV | Air Brake - Any leak from a brake valve | In service |
| 396.3A1-ALBV | Air Brake - Any leak from a brake valve | In service |
| 172.516C6-HMPMC | HM (Placarding) - Failure to maintain placard(s) in a condition so that the format, legibility, color, and visibility of the placard will not be substantially red | In service |
| 392.8-D | Driver - Failed to inspect /use emergency equipment | In service |
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | In service |
| 393.78A-WS | Washers - Inoperative washing system. | In service |
| 177.817A-HMPSPMC | HM (Shipping Papers) - Motor carrier permit/require a driver to operate a motor vehicle without a proper shipping paper | Out of service |
| 393.100B-C | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Out of service |
| 393.9A-LIL | Lighting - Identification lamp(s) inoperative | In service |
| 393.60C | Windshield - Damaged or Discolored | In service |
| 393.55E-B | Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 | In service |
| 393.9A-LHLI | Lighting - Headlamp(s) - Any inoperative | In service |
| 393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | In service |
| 393.78A-WS | Washers - Inoperative washing system. | In service |
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | In service |
| 393.48A-BMBCAD | Air Disc Brake - Missing/broken component(s) | In service |
| 393.48A-BI-SA | Brake - Inoperative on a steering axle | Out of service |
| 393.78A-WS | Washers - Inoperative washing system. | In service |
| 393.9A-LBL | Lighting - Backup lamp inoperative | In service |
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | In service |
| 393.9A-LSLI | Lighting - Stop lamps - Any inoperative. | In service |
| 392.2-SLLS1 | State/Local Laws - Speeding 1-5 miles per hour over the speed limit | In service |
| 393.95A1I | Emergency Equipment (HM) - No 10 B:C (or more) fire extinguisher for quantities of hazardous materials that requires placarding. | In service |
| 393.43D-B | Brake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly | In service |
| 393.75C-TAOTD-LT2/32 | Tires - Less than 2/32 inch tread depth | In service |
| 396.5B-L | Lubrication - Oil or grease leak | In service |
| 391.11B2-Q | Driver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391. | Out of service |
| 393.201A-FRSC | Frame - Cracked siderail web around the radius into the bottom flange | Out of service |
| 393.207A-STBW | 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 | Out of service |
| 393.45B2-BHTD | Air Brake - Hose/tubing damage into the outer reinforcement ply. | In service |
| 393.75A4-PBME | Tires - Has a cut to the extent that the ply or belt material is exposed. | In service |
| 393.75A4-PBME | Tires - Has a cut to the extent that the ply or belt material is exposed. | In service |
Source: FMCSA Company Census, Vehicle Inspection File and Inspections and Violations, via data.transportation.gov. Refreshed daily. Verify against FMCSA directly before relying on any of this to tender a load.