THIARA BROS EXPRESS INC
USDOT 2991154 • 1736 TRIFF WAY, YUBA CITY, CA, 95993-5158
ACTIVE
Authority:None on file
Insurance:None on file
BOC-3:Not on file
Safety Rating:Not rated
MCS-150:Never updated
OOS Orders:None
Overview
Company profile from FMCSA Census File
USDOT
2,991,154
Status
ACTIVE
Operation
Intrastate (Non-Hazmat)
State
Phone
5303017569
Email
Power Units (MCS-150)
14
Drivers (MCS-150)
15
MCS-150 Mileage
756,000
Physical Address
1736 TRIFF WAY, YUBA CITY, CA, 95993-5158
Contact
Phone: 5303017569
Email: [email protected]
Authority & Insurance
Operating authority, insurance filings, and BOC-3 status
Active Authority
0
Revoked / Inactive
0
Authority Types
0
Insurance Policies
None on file
BOC-3 Filing
Not on file
Operating Authority
fmcsa-authhistApr 5, 2026
No records found
No insurance filings found for this carrier in FMCSA records.
Safety & Inspections
SMS BASIC scores, inspection history, and out-of-service rates
SMS BASIC Scores
Driver Fitness
0%
Drugs / Alcohol
0%
Hours of Service
N/A
Unsafe Driving
25%
Vehicle Maintenance
8%
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspections
47
Violations
90
15 OOS
Vehicle OOS %
19.1%
Driver OOS %
2.1%
Power Units (MCS-150)
14
Drivers (MCS-150)
15
Crash Records
0
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
May
Jun
1
Jul
Aug
1
Sep
6
Oct
5
Nov
Dec
Jan
Feb
1
Mar
5
Apr
3
May
Jun
Jul
2
Aug
4
Sep
7
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 47 of 47 inspection records
Inspection Activity Map
1 state • 47 inspections
None Low Medium High🚛 Home base
Violation Summary (90 violations from 47 inspections)
fmcsa-inspection-file
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:392.2-SLLEQP | Operating a CMV while ill or fatigued | 11 | 0 | 8 | Unsafe Driving |
| FMCSR:393.75C-TAOTD-LT2/32 | Tire tread depth insufficient (other axles) | 7 | 0 | 5 | Vehicle Maintenance |
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 7 | 0 | 8 | Unsafe Driving |
| FMCSR:393.75A3-TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | 5 | 5 | — | Vehicle Maintenance |
| FMCSR:393.9(a) | Inoperable required lamps | 5 | 1 | 3 | Vehicle Maintenance |
| FMCSR:393.45B2-B-AIR | Brake tubing/hoses inadequate | 4 | 1 | 7 | Vehicle Maintenance |
| FMCSR:392.2-SLLSR | Operating a CMV while ill or fatigued | 4 | 0 | 8 | Unsafe Driving |
| FMCSR:392.2-SLLS2 | Speeding 6-10 mph over limit | 3 | 0 | 5 | Unsafe Driving |
| FMCSR:393.11A1-LRR | Lighting devices/reflectors | 3 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLL | Operating a CMV while ill or fatigued | 3 | 0 | 8 | Unsafe Driving |
| FMCSR:393.75(c) | Tire tread depth insufficient (other axles) | 3 | 0 | 5 | Vehicle Maintenance |
| FMCSR:393.47E | Slack adjuster defective | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.53B-B | Steering system components worn | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.40A-B | Inadequate brakes | 2 | 0 | 8 | Vehicle Maintenance |
| FMCSR: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 | 2 | 2 | — | Vehicle Maintenance |
| FMCSR:393.9A-LFTSI | Inoperable required lamps | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.95A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:393.201A-FRBFC | Frame - cracked/loose/broken | 2 | 2 | 8 | Vehicle Maintenance |
| FMCSR:393.11 | Lighting devices/reflectors | 2 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.95A4-EEUS | Emergency Equipment - Fire Extinguishers - unsecured | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.205A-WRBH | Wheel/rim defective | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.45D-BAAL | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.205A-WRDC | Wheel/rim defective | 1 | 1 | 7 | Vehicle Maintenance |
| FMCSR:392.2-SLLMF | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.45B2-B-VAC | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:396.3A1-OAL | Other - Any air leak not attributed to the brake or suspension system. | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.205C-WR | Wheel/Rim - Wheel fasteners loose/missing/ineffective/broken. | 1 | 1 | — | Vehicle Maintenance |
| FMCSR:392.2-SLLSIV | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:390.21TE-LCMVINFO | 390.21TE-LCMVINFO | 1 | 0 | — | General/Admin |
| FMCSR:393.207A-SAPPCBLM | Suspension defective | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.9A-LIL | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.11A1-CSLRR | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:392.2-SLLTCD | Operating a CMV while ill or fatigued | 1 | 0 | 8 | Unsafe Driving |
| FMCSR:393.9A-LSML | Inoperable required lamps | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.11A1-LSML | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.95A3 | Emergency Equipment - Fire Extinguishers - no visual indicator | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.45(b)(2) | Brake tubing/hoses inadequate | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:391.41(a) | Physical qualification - general | 1 | 1 | 7 | Driver Fitness |
Peer Context
This carrier vs national averages. Lower is better for all metrics.
Vehicle OOS Rate
19.1%vs nat'l 23.4%
-4.3 pts below avg
Driver OOS Rate
2.1%vs nat'l 6.7%
-4.6 pts below avg
Violations / Inspection
1.91vs nat'l 1.80
+0.11 above avg
National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.
Inspection History (47 inspections)
fmcsa-inspectionsApr 5, 2026
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
35 total · 22.9% OOS
2024-072025-10
InspectionsOOS
Most frequent inspection stations
Violations by BASIC category
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Crashes0 crash records
FMCSA Crash File
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Data sources & freshness
FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
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FMCSA Insurance Filings
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FMCSA Vehicle Inspection File
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Refresh dataLast updated: Apr 5, 2026