BUTTONWILLOW
Roadside inspection site in California • 39 inspections on record
About This Inspection Site
BUTTONWILLOW 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 39 recorded inspections from Jan 1, 2020 to Feb 10, 2026.
A total of 28 unique carriers have been inspected at this site. The average number of violations per inspection is 1.7. The out-of-service rate is 23.1%, 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 7 citations, followed by Operating a CMV while ill or fatigued (6 citations). A total of 34 distinct violation codes have been cited at this location.
Inspection Level Breakdown
39 inspections by CVSA level
Top Violations
34 violation codes cited at this site (page 1 of 1)
| # | Code | Description | BASIC Category | Citations | OOS | OOS % |
|---|---|---|---|---|---|---|
| 1 | 392.2-SLLS2 | Speeding 6-10 mph over limit | Unsafe Driving | 7 | 0 | — |
| 2 | 392.2-SLLEQP | Operating a CMV while ill or fatigued | Unsafe Driving | 6 | 0 | — |
| 3 | 392.2-SLLSR | Operating a CMV while ill or fatigued | Unsafe Driving | 6 | 0 | — |
| 4 | 392.2-SLLS3 | Speeding 11-14 mph over limit | Unsafe Driving | 4 | 0 | — |
| 5 | 393.11A1-LIL | Lighting devices/reflectors | Vehicle Maintenance | 3 | 0 | — |
| 6 | 392.2-SLLSOA | Operating a CMV while ill or fatigued | Unsafe Driving | 3 | 0 | — |
| 7 | 392.2 | Operating a CMV while ill or fatigued | Unsafe Driving | 3 | 0 | — |
| 8 | 395.22H1-ELDNUM | HOS (ELD) - In-Vehicle Information - No user's manual for the driver describing how to operate the ELD. (May be electronic) | Hours of Service | 2 | 0 | — |
| 9 | 392.2SLLHOS | Operating a CMV while ill or fatigued | Unsafe Driving | 2 | 2 | 100.0% |
| 10 | 392.2-SLLS4 | Speeding 15+ mph over limit | Unsafe Driving | 2 | 0 | — |
| 11 | 395.8A1-HOSP | HOS (Property) - Failing to have a record of duty status using the method prescribed | Hours of Service | 2 | 2 | 100.0% |
| 12 | 393.11A1-LHLM | Lighting devices/reflectors | Vehicle Maintenance | 2 | 0 | — |
| 13 | 393.9B-LRR | Lighting - Reflex reflector(s) obscured | Vehicle Maintenance | 2 | 0 | — |
| 14 | 395.20BELDNV | Short-haul operations - timecard not maintained | Hours of Service | 1 | 0 | — |
| 15 | 393.75A4-PBME | Tires - Has a cut to the extent that the ply or belt material is exposed. | Vehicle Maintenance | 1 | 0 | — |
| 16 | 393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | 1 | 0 | — |
| 17 | 393.75(a)(3) | Tire-flat and/or audible air leak | Vehicle Maintenance | 1 | 1 | 100.0% |
| 18 | 392.2-HOS | Operating a CMV while ill or fatigued | Unsafe Driving | 1 | 1 | 100.0% |
| 19 | 393.11A1-LFTSM | Lighting devices/reflectors | Vehicle Maintenance | 1 | 0 | — |
| 20 | 393.9(a) | Inoperable required lamps | Vehicle Maintenance | 1 | 1 | 100.0% |
| 21 | 393.11A1-LSLMWR | Lighting devices/reflectors | Vehicle Maintenance | 1 | 1 | 100.0% |
| 22 | 393.95A4-EENA | Emergency Equipment - Fire Extinguishers - not readily accessible | Vehicle Maintenance | 1 | 0 | — |
| 23 | 393.75C-TAOTD-LT1/32 | Tire tread depth insufficient (other axles) | Vehicle Maintenance | 1 | 1 | 100.0% |
| 24 | 396.3A1-ALBV | Air Brake - Any leak from a brake valve | Vehicle Maintenance | 1 | 1 | 100.0% |
| 25 | 393.11A1-LPL | Lighting devices/reflectors | Vehicle Maintenance | 1 | 0 | — |
| 26 | 393.11A1-LLPL | Lighting devices/reflectors | Vehicle Maintenance | 1 | 0 | — |
| 27 | 395.22H4-ELDBRODS | HOS (ELD) - In-Vehicle Information - Failing to have a supply of blank driver's records of duty status graph-grids sufficient to record the driver's duty status a | Hours of Service | 1 | 0 | — |
| 28 | 391.41A | Physical qualification - general | Driver Fitness | 1 | 1 | 100.0% |
| 29 | 393.95F | Emergency Equipment - Stopped vehicle warning devices missing or improper | Vehicle Maintenance | 1 | 0 | — |
| 30 | 395.8A | Failing to keep RODS | Hours of Service | 1 | 0 | — |
| 31 | 392.2SLSCR | Operating a CMV while ill or fatigued | Unsafe Driving | 1 | 1 | 100.0% |
| 32 | 393.95A4-EEUS | Emergency Equipment - Fire Extinguishers - unsecured | Vehicle Maintenance | 1 | 0 | — |
| 33 | 395.8A1IIIB-HOSF | HOS (Form) - Record of duty status form not in specified grid form and/or in duplicate for each 24 hour period. Date | Hours of Service | 1 | 0 | — |
| 34 | 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 | — |
Top Carriers Inspected
20 most frequently inspected carriers at this site
| # | Carrier | USDOT | State | Inspections |
|---|---|---|---|---|
| 1 | CASTRO TOWING LLC | 3868431 | CA | 9 |
| 2 | PIONEER SENIOR CITIZENS OF BUTTONWILLOW INC | 2626754 | CA | 3 |
| 3 | KERN ENVIRONMENTAL SERVICES LLC | 3953189 | CA | 2 |
| 4 | DJ TRUCKING ENTERPRISE INC | 2894179 | CA | 1 |
| 5 | HUDDLESTON CRANE SERVICE INC | 2645176 | CA | 1 |
| 6 | LAURA MEZA | 3413831 | CA | 1 |
| 7 | H B T TRANSFER INC | 2853131 | CA | 1 |
| 8 | SAN LUIS BUTANE DISTRIBUTORS | 349327 | CA | 1 |
| 9 | MCCASLIN TRUCKING INC | 2729041 | CA | 1 |
| 10 | LEGACY TRANS INC | 4352423 | CA | 1 |
| 11 | R&M TRANSPORTERS LLC | 4140483 | TX | 1 |
| 12 | WESTERN SCRAP INC | 2747514 | CA | 1 |
| 13 | CHENG HER | 3816554 | CA | 1 |
| 14 | VL TRANSPORT LLC | 3600878 | CA | 1 |
| 15 | DANIEL RODRIGUEZ JR | 2879293 | CA | 1 |
| 16 | ADVANCE BEVERAGE CO INC | 2741425 | CA | 1 |
| 17 | YCD PRIME LOGISTIC INC | 3701327 | CA | 1 |
| 18 | WHITE TRANSPORTATION SERVICES INC | 347495 | TX | 1 |
| 19 | ADAN ALVAREZ | 1314149 | CA | 1 |
| 20 | PERI & SONS FARMS INC | 268130 | NV | 1 |
Recent Inspections
39 inspections at this site (page 1 of 2)