LANCASTER
Roadside inspection site in California • 1,032 inspections on record
About This Inspection Site
LANCASTER 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 1,032 recorded inspections from Jan 1, 2020 to Apr 2, 2026.
A total of 87 unique carriers have been inspected at this site. The average number of violations per inspection is 0.7. The out-of-service rate is 3.0%, 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 Operating a CMV while ill or fatigued (Unsafe Driving) with 152 citations, followed by Operating a CMV while ill or fatigued (131 citations). A total of 81 distinct violation codes have been cited at this location.
Inspection Level Breakdown
1,032 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 | Operating a CMV while ill or fatigued | Unsafe Driving | 152 | 0 | — |
| 2 | 392.2-SLLEQP | Operating a CMV while ill or fatigued | Unsafe Driving | 131 | 0 | — |
| 3 | 396.3(a)(1) | Inspection/repair/maintenance - general | Vehicle Maintenance | 92 | 3 | 3.3% |
| 4 | 393.45(b)(2) | Brake tubing/hoses inadequate | Vehicle Maintenance | 36 | 0 | — |
| 5 | 393.9(a) | Inoperable required lamps | Vehicle Maintenance | 22 | 0 | — |
| 6 | 393.45B2-BHTD | Brake tubing/hoses inadequate | Vehicle Maintenance | 21 | 3 | 14.3% |
| 7 | 396.5(b) | Fuel system leak | Vehicle Maintenance | 19 | 1 | 5.3% |
| 8 | 396.5B-HWSL | Fuel system leak | Vehicle Maintenance | 14 | 1 | 7.1% |
| 9 | 393.78 | Windshield condition defective | Vehicle Maintenance | 14 | 0 | — |
| 10 | 393.75(c) | Tire tread depth insufficient (other axles) | Vehicle Maintenance | 12 | 0 | — |
| 11 | 393.45B2-B-AIR | Brake tubing/hoses inadequate | Vehicle Maintenance | 11 | 1 | 9.1% |
| 12 | 393.75C-TAOTD-LT2/32 | Tire tread depth insufficient (other axles) | Vehicle Maintenance | 9 | 0 | — |
| 13 | 393.45D-B | Brake tubing/hoses inadequate | Vehicle Maintenance | 8 | 0 | — |
| 14 | 393.11 | Lighting devices/reflectors | Vehicle Maintenance | 7 | 0 | — |
| 15 | 393.201(b) | Bolts securing cab broken/loose/missing | Vehicle Maintenance | 5 | 0 | — |
| 16 | 393.9A-LIL | Inoperable required lamps | Vehicle Maintenance | 5 | 0 | — |
| 17 | 393.47E | Slack adjuster defective | Vehicle Maintenance | 5 | 0 | — |
| 18 | 393.11A1-LIL | Lighting devices/reflectors | Vehicle Maintenance | 4 | 0 | — |
| 19 | 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 | 4 | 4 | 100.0% |
| 20 | 393.30-B | Battery improperly secured | Vehicle Maintenance | 4 | 0 | — |
| 21 | 393.9A-LCL | Inoperable required lamps | Vehicle Maintenance | 4 | 0 | — |
| 22 | 393.75C-TAOTD-LT1/32 | Tire tread depth insufficient (other axles) | Vehicle Maintenance | 4 | 0 | — |
| 23 | 390.21T(b) | 390.21T(b) | General/Admin | 4 | 0 | — |
| 24 | 393.75(a)(3) | Tire-flat and/or audible air leak | Vehicle Maintenance | 4 | 4 | 100.0% |
| 25 | 393.207(a) | Suspension defective | Vehicle Maintenance | 3 | 2 | 66.7% |
| 26 | 393.83(h) | Exhaust - Not securely fastened to the vehicle | Vehicle Maintenance | 3 | 0 | — |
| 27 | 393.209E-SPSRLF | Steering - Power steering reservoir low fluid | Vehicle Maintenance | 3 | 0 | — |
| 28 | 393.9A-LLPL | Inoperable required lamps | Vehicle Maintenance | 3 | 0 | — |
| 29 | 393.25E-L | Lamps on rear of CMV obscured by load | Vehicle Maintenance | 3 | 0 | — |
| 30 | 393.209(d) | Wheel fasteners loose/missing | Vehicle Maintenance | 3 | 0 | — |
| 31 | 393.81 | Horn inoperable | Vehicle Maintenance | 2 | 0 | — |
| 32 | 393.62-BEMEO | Windshield wipers inoperative | Vehicle Maintenance | 2 | 0 | — |
| 33 | 393.48(a) | Inoperative/defective brakes | Vehicle Maintenance | 2 | 1 | 50.0% |
| 34 | 393.45B2-B | Brake tubing/hoses inadequate | Vehicle Maintenance | 2 | 0 | — |
| 35 | 393.207A-STBW | Suspension defective | Vehicle Maintenance | 2 | 0 | — |
| 36 | 393.60C | Glazing/window obstructions | Vehicle Maintenance | 2 | 0 | — |
| 37 | 396.5(a) | Oil/grease leak | Vehicle Maintenance | 2 | 0 | — |
| 38 | 393.47(e) | Slack adjuster defective | Vehicle Maintenance | 2 | 0 | — |
| 39 | 393.60(c) | Glazing/window obstructions | Vehicle Maintenance | 2 | 0 | — |
| 40 | 393.53B-B | Steering system components worn | Vehicle Maintenance | 2 | 0 | — |
| 41 | 393.75(a)(4) | Tire-cut exposing ply and/or belt material | Vehicle Maintenance | 2 | 0 | — |
| 42 | 393.75B-TF | Tire tread depth insufficient (steer) | Vehicle Maintenance | 2 | 0 | — |
| 43 | 393.203(b) | Cab/body improperly secured to frame | Vehicle Maintenance | 2 | 0 | — |
| 44 | 396.3A1-BALAC | Brake - Audible air leak from a brake chamber | Vehicle Maintenance | 2 | 0 | — |
| 45 | 393.95(a) | Emergency equipment - fire extinguisher missing/defective | Vehicle Maintenance | 2 | 0 | — |
| 46 | 393.40A-B | Inadequate brakes | Vehicle Maintenance | 2 | 0 | — |
| 47 | 393.11A1-LCL | Lighting devices/reflectors | Vehicle Maintenance | 2 | 0 | — |
| 48 | 396.5B-L | Fuel system leak | Vehicle Maintenance | 2 | 0 | — |
| 49 | 393.45D-BHCR | Brake tubing/hoses inadequate | Vehicle Maintenance | 2 | 2 | 100.0% |
| 50 | 393.41-BNPB | Brake - Inoperative or missing parking brake on power unit | Vehicle Maintenance | 1 | 1 | 100.0% |
Top Carriers Inspected
20 most frequently inspected carriers at this site
| # | Carrier | USDOT | State | Inspections |
|---|---|---|---|---|
| 1 | ANTELOPE VALLEY SCHOOLS TRANSPORTATION AGENCY | 2808416 | CA | 536 |
| 2 | SANTA BARBARA TRANSPORTATION CORP | 677713 | CA | 100 |
| 3 | MV TRANSPORTATION INC | 975853 | TX | 40 |
| 4 | LANCASTER BAPTIST CHURCH | 1207203 | CA | 37 |
| 5 | STORER TRANSPORTATION SCHOOL AND CONTRACT SERVICE | 3023714 | CA | 31 |
| 6 | WILSONA SCHOOL DISTRICT | 2661350 | CA | 28 |
| 7 | DONE & OUT TRANSPORT INC | 2065585 | CA | 23 |
| 8 | SAN LUIS BUTANE DISTRIBUTORS | 349327 | CA | 18 |
| 9 | THE SYGMA NETWORK INC | 14811 | OH | 18 |
| 10 | FIRST TRANSIT INC | 1002211 | IL | 11 |
| 11 | SPADARO ENTERPRISES INC | 2734420 | CA | 10 |
| 12 | FEDERAL EXPRESS CORPORATION | 86876 | TN | 9 |
| 13 | J B O EXPRESS INC | 2202397 | CA | 8 |
| 14 | ANTELOPE VALLEY COMMUNITY COLLEGE | 2808001 | CA | 7 |
| 15 | EMPIRE FREIGHT SYSTEM INC | 1546562 | CA | 6 |
| 16 | DESERT HAVEN ENTERPRISES INC | 2739800 | CA | 6 |
| 17 | KNR EXPRESS INC | 3094425 | CA | 6 |
| 18 | ASV EXPRESS INC | 3440933 | CA | 6 |
| 19 | WILLIAMS SCOTSMAN INC | 350040 | MD | 6 |
| 20 | KEPPEL UNION ELEMENTARY SCHOOL DISTRICT | 3208846 | CA | 5 |
Recent Inspections
1,032 inspections at this site (page 1 of 42)