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UNITED FENCE SERVICES INC
Tracy, CA
CarrierChk vetting signal
Review recommended
Elevated Driver Out-of-Service Rate
This carrier's drivers were put out of service on 15.4% of 26 driver inspections in the last 24 months — higher than 94% of carriers with a comparable number of driver inspections (national average 5.5%). This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
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FMCSA status: Active registration · no operating authority · DOT 2853233
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
20.6% OOS · 36 inspections on record
Flags · 1
Elevated Driver Out-of-Service Rate
This carrier's drivers were put out of service on 15.4% of 26 driver inspections in the last 24 months — higher than 94% of carriers with a comparable number of driver inspections (national average 5.5%). This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Previously ordered out of service on January 28, 2019 (New Entrant Revoked - Refusal of Audit/No Contact) — no longer active
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- Driver out-of-service rate 15.4% — above the 5.5% national average
- Vehicle out-of-service rate 14.8% — below the 20.7% national average
- 36 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
2853233
Safety Rating
Not Rated
Operation Classification
Private (property)
MCS-150 Filed
January 6, 2026
FMCSA Registration
February 16, 2016
Annual Mileage
120,000 mi (2025)
Contact Information
Address
5491 W F St, Tracy, CA 95304
Phone
Email
Owner / Officer
Yuliana Flores
Officer 2
Jose A Flores
Cargo Types
Building MaterialsConstruction MaterialsOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
36
Driver Inspections
27
Vehicle Inspections
29
Out-of-Service Violations
12
Violations by Category
Vehicle Maintenance11
Unsafe Driving3
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate15.4% · national avg 5.5%
⚠ Above national average (9.9pp higher)
Vehicle OOS Rate14.8% · national avg 20.7%
✓ Below national average
20.6% of 34 inspections in the last 24 months put a driver or vehicle out of service —
63rd percentile among carriers with 25–99 inspections (lower is better).
CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Inspection Trend by Year
2026
2025
2024
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
8 of 27 inspections
Unsafe Driving
3 of 34 inspections
Hours of Service
0 of 34 inspections
Driver Fitness
6 of 34 inspections
Controlled Substances
0 of 34 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
CA35
Fleet & Equipment (15)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~14
of 18 reported to FMCSA
Trailers
~1
seen at inspection
Equipment types observed
Chassis / Incomplete
12
Flatbed
1
Straight Truck
1
Truck
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2024 Isuzu NRR | Chassis / Incomplete · Class 5 | 54DE5W1D3RSR01680 | 6 | — |
| 2012 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 4 | 54DC4W1B3CS803099 | 5 | — |
| 2025 Ford F-650 | Chassis / Incomplete · Class 6 | 1FDNF6AN6SDF02729 | 3 | — |
| 2018 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 3 | 54DB4W1B0JS810732 | 3 | 1 |
| 2012 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 4 | 54DC4W1B3CS802812 | 3 | 1 |
| 2018 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 4 | 54DC4W1BXJS808958 | 3 | 2 |
| 2020 Isuzu NPR | Chassis / Incomplete · Class 3 | 54DB4W1B9LS801630 | 2 | 1 |
| 2018 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 3 | 54DB4W1BXJS802167 | 2 | — |
| 2012 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 4 | 54DC4W1B3CS803006 | 2 | 1 |
| 2023 Hino Incomplete Vehicle | Truck · Class 6 | 5PVNJ7AP8P5T50075 | 2 | — |
Show all 15 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2025 Big Tex | Flatbed · 32 ft | 16V1F3223S2360295 | 1 | 1 |
| 2023 Ford F-550 | Chassis / Incomplete · Class 5 | 1FDUF5HT2PEC91413 | 1 | — |
| 2020 Isuzu NPR | Chassis / Incomplete · Class 3 | 54DB4W1B2LS801629 | 1 | — |
| Isu | Straight Truck | 54DBW1B2LS801629 | 1 | 1 |
| 2021 Isuzu NPR/NPR-HD | Chassis / Incomplete · Class 4 | 54DC4W1D2MS206948 | 1 | — |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (36)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| October 6, 2026 | NDUP008793 | CA, CA | I | 1 | — | — | Straight Truck |
FRHT |
1FVACWDT8CDBE3569 |
CA 45431C1 |
| 393.203B-CBP | Cab and Body Parts - Cab/body mounts loose/broken/missing | Cab Body Frame | ||||||||
| August 24, 2026 | UE1B002589 | CA, CA | II | 1 | — | — | Straight Truck |
ISUZU |
54DC4W1B3CS803099 |
CA 63312E1 |
| 392.2-SLLEQP | State/Local Laws - Violation of state and local law - Equipment violation. | |||||||||
| August 10, 2026 | UGHP001104 | CA, CA | II | 1 | — | — | Straight Truck |
HINO |
5PVNJ7AP8P5T50075 |
CA 73243N3 |
| 392.2-SLLSOA | State/Local Laws - State operating authority violation | |||||||||
| June 29, 2026 | UD6V001591 | CA, CA | I | 3 | 2 | — | Straight Truck |
ISUZU |
54DB4W1B0JS810732 |
CA 03522T2 |
| 393.100B-C | OOSCargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Improper Load Securement | ||||||||
| 391.11B5-LNCDLNVL | OOSLicense - Operate a CMV without a valid operators license, issued by one State or jurisdiction | License-related: High | ||||||||
| 392.2-SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other | Dangerous Driving | ||||||||
| June 11, 2026 | UEX8005481 | CA, CA | I | — | — | — | Straight Truck |
ISUZU |
54DE5W1D3RSR01680 |
CA 42031A4 |
| April 16, 2026 | NEVK002470 | NIMITZ IF, CA | II | 2 | 2 | — | Straight Truck |
ISUZU |
54DC4W1BXJS808958 |
CA 51778P2 |
| 391.11B2-Q | OOSDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391. | General Driver Qualification | ||||||||
| 393.9A-LSLIWR | OOSLighting - Stop lamps - Both inoperative when required to be on | Lighting | ||||||||
| April 2, 2026 | UE99006504 | METRO AIR PKWY AT I-5, CA | II | — | — | — | Straight Truck |
FORD |
1FDNF6AN6SDF02729 |
CA 51698A4 |
| March 18, 2026 | UD5V001707 | I-580 E/B LIVERMORE SCALE, CA | I | — | — | — | Straight Truck |
ISUZU |
54DC4W1B3CS803006 |
CA 63309E1 |
| March 18, 2026 | UC2Q003017 | EASTBOUND, CA | I | — | — | — | Straight Truck |
ISUZU |
54DC4W1D2MS206948 |
CA 55047H3 |
| March 18, 2026 | UC2Q003015 | EASTBOUND, CA | I | 1 | 1 | — | Straight Truck |
ISUZU |
54DC4W1B3CS803006 |
CA 63309E1 |
| 391.11B2-Q | OOSDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) in accordance with the current corresponding FMCSA enforcement guidance (391. | General Driver Qualification | ||||||||
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: October 11, 2026.
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