COBB WI
Roadside inspection site in Wisconsin • 215 inspections on record
About This Inspection Site
COBB WI is a roadside inspection location in Wisconsin where FMCSA-certified inspectors conduct safety inspections of commercial motor vehicles under the Motor Carrier Safety Assistance Program (MCSAP). This site has conducted 215 recorded inspections from Jan 1, 2020 to Mar 26, 2026.
A total of 175 unique carriers have been inspected at this site. The average number of violations per inspection is 1.5. The out-of-service rate is 9.3%, meaning a moderate number of inspected vehicles or drivers are placed out of service for safety deficiencies.
Inspections follow CVSA (Commercial Vehicle Safety Alliance) North American Standard procedures and may include weight checks, credential verification, mechanical inspection, hours-of-service compliance review, and hazardous materials documentation checks. Vehicles or drivers that fail critical safety criteria are placed out of service until deficiencies are corrected.
The most frequently cited violation at this site is Speeding 6-10 mph over limit (Unsafe Driving) with 62 citations, followed by Operating a CMV while ill or fatigued (34 citations). A total of 81 distinct violation codes have been cited at this location.
Inspection Level Breakdown
215 inspections by CVSA level
Top Violations
81 violation codes cited at this site (page 1 of 2)
| # | Code | Description | BASIC Category | Citations | OOS | OOS % |
|---|---|---|---|---|---|---|
| 1 | 392.2-SLLS2 | Speeding 6-10 mph over limit | Unsafe Driving | 62 | 0 | — |
| 2 | 392.2 | Operating a CMV while ill or fatigued | Unsafe Driving | 34 | 0 | — |
| 3 | 392.2-SLLS1 | Speeding 1-5 mph over limit | Unsafe Driving | 22 | 0 | — |
| 4 | 392.2-SLLS3 | Speeding 11-14 mph over limit | Unsafe Driving | 18 | 0 | — |
| 5 | 392.2-SLLSR | Operating a CMV while ill or fatigued | Unsafe Driving | 13 | 0 | — |
| 6 | 392.2-SLLTCD | Operating a CMV while ill or fatigued | Unsafe Driving | 9 | 0 | — |
| 7 | 393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | 7 | 0 | — |
| 8 | 392.2-SLLS4 | Speeding 15+ mph over limit | Unsafe Driving | 7 | 0 | — |
| 9 | 393.45(b)(2) | Brake tubing/hoses inadequate | Vehicle Maintenance | 6 | 4 | 66.7% |
| 10 | 390.21TB1-MC | 390.21TB1-MC | General/Admin | 6 | 0 | — |
| 11 | 396.17C-PI | No proof of periodic inspection | Vehicle Maintenance | 6 | 0 | — |
| 12 | 390.21TB2-DOT | 390.21TB2-DOT | General/Admin | 5 | 0 | — |
| 13 | 393.95A4-EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | 5 | 0 | — |
| 14 | 393.45B2-B-AIR | Brake tubing/hoses inadequate | Vehicle Maintenance | 5 | 0 | — |
| 15 | 393.45B2-BHTD | Brake tubing/hoses inadequate | Vehicle Maintenance | 5 | 5 | 100.0% |
| 16 | 393.9A-LSML | Inoperable required lamps | Vehicle Maintenance | 4 | 0 | — |
| 17 | 393.43DBMA | Brake - relay emergency valve | Vehicle Maintenance | 3 | 3 | 100.0% |
| 18 | 392.2-SLLFC | Operating a CMV while ill or fatigued | Unsafe Driving | 3 | 0 | — |
| 19 | 393.78 | Windshield condition defective | Vehicle Maintenance | 3 | 0 | — |
| 20 | 393.100B-C | Cargo securement - aggregate working load | Vehicle Maintenance | 3 | 3 | 100.0% |
| 21 | 393.9(a) | Inoperable required lamps | Vehicle Maintenance | 3 | 0 | — |
| 22 | 393.9A-LHLI | Inoperable required lamps | Vehicle Maintenance | 3 | 0 | — |
| 23 | 392.2-SLLEWA2 | Operating a CMV while ill or fatigued | Unsafe Driving | 3 | 0 | — |
| 24 | 392.2-SLL | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 0 | — |
| 25 | 392.2-SLLDL | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 0 | — |
| 26 | 393.51(c) | Steering wheel free play excessive | Vehicle Maintenance | 2 | 1 | 50.0% |
| 27 | 393.55E-B | Coupling device/towing methods defective | Vehicle Maintenance | 2 | 0 | — |
| 28 | 396.3A1-BOS | BRAKES OUT OF SERVICE: The number of defective brakes is equal to or greater than 20 percent of the service brakes on the vehicle or combination | Vehicle Maintenance | 2 | 2 | 100.0% |
| 29 | 396.5B-L | Fuel system leak | Vehicle Maintenance | 2 | 0 | — |
| 30 | 393.9A-LSLIWR | Inoperable required lamps | Vehicle Maintenance | 2 | 2 | 100.0% |
| 31 | 392.2-SLLEWA1 | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 0 | — |
| 32 | 393.9A-LIL | Inoperable required lamps | Vehicle Maintenance | 2 | 0 | — |
| 33 | 395.24 | HOS (ELD) - ELD Form and Manner | Hours of Service | 2 | 0 | — |
| 34 | 393.9A-LTSI | Inoperable required lamps | Vehicle Maintenance | 2 | 2 | 100.0% |
| 35 | 392.82DUMT | Texting while driving | Unsafe Driving | 2 | 0 | — |
| 36 | 392.2-SLLSIV | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 0 | — |
| 37 | 392.2-SLLIFTA | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 0 | — |
| 38 | 396.5(b) | Fuel system leak | Vehicle Maintenance | 2 | 1 | 50.0% |
| 39 | 393.48A-BIBD | Inoperative/defective brakes | Vehicle Maintenance | 2 | 0 | — |
| 40 | 390.21T(b)(2) | 390.21T(b)(2) | General/Admin | 2 | 0 | — |
| 41 | 396.17(c) | No proof of periodic inspection | Vehicle Maintenance | 2 | 0 | — |
| 42 | 391.11B4 | Medical (Certificate) - Operating a CDL (passenger or property carrying) vehicle that is non-excepted and the driver has self-certified as excepted interstate or | Driver Fitness | 2 | 2 | 100.0% |
| 43 | 393.128B-CLWV | Cargo securement - roll-on/roll-off containers | Vehicle Maintenance | 1 | 1 | 100.0% |
| 44 | 393.81-H | Horn inoperable | Vehicle Maintenance | 1 | 0 | — |
| 45 | 393.45D-BAAL | Brake tubing/hoses inadequate | Vehicle Maintenance | 1 | 1 | 100.0% |
| 46 | 393.60C | Glazing/window obstructions | Vehicle Maintenance | 1 | 0 | — |
| 47 | 393.48A-BIHE | Inoperative/defective brakes | Vehicle Maintenance | 1 | 0 | — |
| 48 | 395.22H2-ELDNISDT | HOS (ELD) Driver failing to have instruction sheet describing the data transfer mechanisms supported by the ELD and step-by-step instructions for the driver to pr | Hours of Service | 1 | 0 | — |
| 49 | 392.2SLFYEMV | Operating a CMV while ill or fatigued | Unsafe Driving | 1 | 0 | — |
| 50 | 393.9A-LRLI | Inoperable required lamps | Vehicle Maintenance | 1 | 0 | — |
Top Carriers Inspected
20 most frequently inspected carriers at this site
| # | Carrier | USDOT | State | Inspections |
|---|---|---|---|---|
| 1 | SWIFT TRANSPORTATION CO OF ARIZONA LLC | 54283 | AZ | 5 |
| 2 | DYERSVILLE READY MIX INC | 739668 | IA | 4 |
| 3 | OBERBROECKLING ENTERPRISES INC | 1401321 | IA | 3 |
| 4 | RNW TRANSPORT LLC | 2727161 | IA | 3 |
| 5 | NOAH MIRSBERGER TRUCKING LLC | 4203876 | WI | 3 |
| 6 | SAIA MOTOR FREIGHT LINE LLC | 29124 | GA | 3 |
| 7 | G-PRO EXCAVATING LLC | 2979987 | WI | 3 |
| 8 | WEST BEND TRANSIT & SERVICE COMPANY | 46570 | WI | 3 |
| 9 | PUSTINA CONSTRUCTION INC | 1395088 | WI | 2 |
| 10 | POAD OIL COMPANY INC | 1040882 | WI | 2 |
| 11 | PREMIER TRANSPORT LLC | 1169093 | WI | 2 |
| 12 | T M DOYLE TEAMING INC | 144124 | IL | 2 |
| 13 | PIONEER HI-BRED INTERNATIONAL INC | 55726 | IA | 2 |
| 14 | XPO LOGISTICS FREIGHT INC | 241829 | MI | 2 |
| 15 | BLUE RIDGE ENTERPRISES LLC | 3701523 | IA | 2 |
| 16 | SIEGENHAULER LLC | 3487594 | WI | 2 |
| 17 | RULE TRUCKING INC | 1064053 | WI | 2 |
| 18 | ROEHL TRANSPORT INC | 74481 | WI | 2 |
| 19 | LLB INVESTMENTS LLC | 1257533 | WI | 2 |
| 20 | J B HUNT TRANSPORT INC | 80806 | AR | 2 |
Recent Inspections
215 inspections at this site (page 1 of 9)