DUNSMUIR GRADE IF
Roadside inspection site in California • 57,084 inspections on record
About This Inspection Site
DUNSMUIR GRADE IF is a roadside inspection location in California where FMCSA-certified inspectors conduct safety inspections of commercial motor vehicles under the Motor Carrier Safety Assistance Program (MCSAP). This site has conducted 57,084 recorded inspections from Jan 1, 2020 to Apr 2, 2026.
A total of 8,440 unique carriers have been inspected at this site. The average number of violations per inspection is 0.4. The out-of-service rate is 13.2%, 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 Inspection/repair/maintenance - general (Vehicle Maintenance) with 1,600 citations, followed by Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS (1,252 citations). A total of 100 distinct violation codes have been cited at this location.
Inspection Level Breakdown
57,084 inspections by CVSA level
Top Violations
100 violation codes cited at this site (page 1 of 2)
| # | Code | Description | BASIC Category | Citations | OOS | OOS % |
|---|---|---|---|---|---|---|
| 1 | 396.3(a)(1) | Inspection/repair/maintenance - general | Vehicle Maintenance | 1,600 | 1,046 | 65.4% |
| 2 | 393.75A3-TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | 1,252 | 1,249 | 99.8% |
| 3 | 393.47E | Slack adjuster defective | Vehicle Maintenance | 1,189 | 0 | — |
| 4 | 393.47(e) | Slack adjuster defective | Vehicle Maintenance | 1,118 | 0 | — |
| 5 | 392.2 | Operating a CMV while ill or fatigued | Unsafe Driving | 956 | 130 | 13.6% |
| 6 | 393.75(a)(3) | Tire-flat and/or audible air leak | Vehicle Maintenance | 921 | 918 | 99.7% |
| 7 | 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 | 743 | 743 | 100.0% |
| 8 | 395.8E-HOSPD | False record of duty status | Hours of Service | 732 | 65 | 8.9% |
| 9 | 393.53(b) | Steering system components worn | Vehicle Maintenance | 727 | 0 | — |
| 10 | 393.53B-B | Steering system components worn | Vehicle Maintenance | 558 | 1 | 0.2% |
| 11 | 393.45 | Brake tubing/hoses inadequate | Vehicle Maintenance | 477 | 471 | 98.7% |
| 12 | 392.2-SLLSR | Operating a CMV while ill or fatigued | Unsafe Driving | 407 | 0 | — |
| 13 | 393.9(a) | Inoperable required lamps | Vehicle Maintenance | 366 | 188 | 51.4% |
| 14 | 393.45B2-BHTD | Brake tubing/hoses inadequate | Vehicle Maintenance | 349 | 346 | 99.1% |
| 15 | 392.2-SLLED | Operating a CMV while ill or fatigued | Unsafe Driving | 340 | 96 | 28.2% |
| 16 | 396.3A1-BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | 326 | 39 | 12.0% |
| 17 | 393.48(a) | Inoperative/defective brakes | Vehicle Maintenance | 296 | 89 | 30.1% |
| 18 | 396.5(b) | Fuel system leak | Vehicle Maintenance | 288 | 164 | 56.9% |
| 19 | 396.5B-HWSL | Fuel system leak | Vehicle Maintenance | 235 | 139 | 59.1% |
| 20 | 393.207(a) | Suspension defective | Vehicle Maintenance | 231 | 158 | 68.4% |
| 21 | 392.2-SLLEQP | Operating a CMV while ill or fatigued | Unsafe Driving | 216 | 12 | 5.6% |
| 22 | 395.8(e)(1) | 395.8(e)(1) | Hours of Service | 207 | 85 | 41.1% |
| 23 | 393.60C | Glazing/window obstructions | Vehicle Maintenance | 203 | 0 | — |
| 24 | 393.75A3-TAOLTIS | Tires - All others leaking in tread area and inflation less than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | 199 | 198 | 99.5% |
| 25 | 393.9A-LFTSI | Inoperable required lamps | Vehicle Maintenance | 197 | 0 | — |
| 26 | 395.8A1-HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours of Service | 194 | 160 | 82.5% |
| 27 | 393.45D-BAAL | Brake tubing/hoses inadequate | Vehicle Maintenance | 167 | 159 | 95.2% |
| 28 | 393.48A-BIBD | Inoperative/defective brakes | Vehicle Maintenance | 166 | 9 | 5.4% |
| 29 | 393.9A-LSLIWR | Inoperable required lamps | Vehicle Maintenance | 151 | 150 | 99.3% |
| 30 | 393.45(b)(2) | Brake tubing/hoses inadequate | Vehicle Maintenance | 148 | 110 | 74.3% |
| 31 | 393.45D-B | Brake tubing/hoses inadequate | Vehicle Maintenance | 143 | 9 | 6.3% |
| 32 | 393.9A-LTSI | Inoperable required lamps | Vehicle Maintenance | 140 | 139 | 99.3% |
| 33 | 395.30B1-ELDDFR | HOS (ELD) - Driver failing to review records and certify the accuracy of the information. | Hours of Service | 140 | 0 | — |
| 34 | 395.8E-HOSPDOOS | False record of duty status | Hours of Service | 137 | 101 | 73.7% |
| 35 | 395.3A1-HOSPD | HOS (Property) - Driving more than 11 hours following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Time | Hours of Service | 132 | 10 | 7.6% |
| 36 | 393.75C-TAOTD-LT2/32 | Tire tread depth insufficient (other axles) | Vehicle Maintenance | 132 | 0 | — |
| 37 | 393.9A-LHLI | Inoperable required lamps | Vehicle Maintenance | 111 | 0 | — |
| 38 | 393.47(a) | Brake chamber - cracked/broken | Vehicle Maintenance | 108 | 84 | 77.8% |
| 39 | 395.24D-ELDPT | HOS (ELD) - On request by an authorized safety official a driver must produce and transfer from an ELD the driver's hours of service records in accordance with t | Hours of Service | 107 | 1 | 0.9% |
| 40 | 393.53B | Steering system components worn | Vehicle Maintenance | 100 | 0 | — |
| 41 | 392.2-SLLUCR | Operating a CMV while ill or fatigued | Unsafe Driving | 99 | 0 | — |
| 42 | 395.8D5-HOSF | 395.8D5-HOSF | Hours of Service | 97 | 0 | — |
| 43 | 393.45B2-B-AIR | Brake tubing/hoses inadequate | Vehicle Maintenance | 95 | 41 | 43.2% |
| 44 | 396.5B-L | Fuel system leak | Vehicle Maintenance | 93 | 0 | — |
| 45 | 393.207A-SAPPCBLM | Suspension defective | Vehicle Maintenance | 93 | 10 | 10.8% |
| 46 | 393.75A3-ATIS | Tires - All others leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | 93 | 20 | 21.5% |
| 47 | 395.3A2-HOSPD | HOS (Property) - Driving beyond the 14 hour after coming on duty following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Tim | Hours of Service | 92 | 15 | 16.3% |
| 48 | 396.3A1-F | Fuel - Dripping leak. | Vehicle Maintenance | 92 | 92 | 100.0% |
| 49 | 393.207B-AALPME-OOS | Frame cracked/broken/sagging | Vehicle Maintenance | 91 | 90 | 98.9% |
| 50 | 393.207(f) | Air suspension pressure loss | Vehicle Maintenance | 90 | 43 | 47.8% |
Top Carriers Inspected
20 most frequently inspected carriers at this site
| # | Carrier | USDOT | State | Inspections |
|---|---|---|---|---|
| 1 | SWIFT TRANSPORTATION CO OF ARIZONA LLC | 54283 | AZ | 189 |
| 2 | KNIGHT TRANSPORTATION INC | 428823 | AZ | 135 |
| 3 | A & M TRANSPORT LLC | 344894 | OR | 126 |
| 4 | WAL-MART TRANSPORTATION LLC | 63585 | AR | 115 |
| 5 | ROYAL CARRIER LLC | 2907843 | CA | 112 |
| 6 | CHEEMA FREIGHTLINES LLC | 1486505 | WA | 100 |
| 7 | BLACKWELL CONSOLIDATION LLC | 2129517 | OR | 99 |
| 8 | MARKET EXPRESS LLC | 2885047 | OR | 93 |
| 9 | SCHNEIDER NATIONAL CARRIERS INC | 264184 | WI | 89 |
| 10 | SPRINTER TRUCKING INC | 605418 | OR | 87 |
| 11 | FIVE RIVER TRUCKING INC | 2577297 | CA | 87 |
| 12 | MARTEN TRANSPORT LTD | 74432 | WI | 75 |
| 13 | NIJJAR TRUCKING LTD | 1004080 | BC | 74 |
| 14 | LANCER TRANS INC | 4441917 | CA | 72 |
| 15 | MAY TRUCKING COMPANY | 94081 | OR | 68 |
| 16 | ARNOLD J THOMAS & SON INC | 61163 | OR | 67 |
| 17 | HIGHWAY SHIPPING DIVISION INC | 4365512 | CA | 67 |
| 18 | NEW LEGEND INC | 1419483 | AZ | 66 |
| 19 | A M A N LOGISTICS LTD | 355369 | BC | 65 |
| 20 | GULICK TRUCKING INC | 212390 | WA | 56 |
Recent Inspections
57,084 inspections at this site (page 1 of 2284)