ISMAEL DIAZ
USDOT 3099821 • DBA: DIAZ BROS TRANPORT • 4319 SOUTHTON WAY, SAN ANTONIO, TX, 78223
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
3,099,821
Status
ACTIVE
Operation
Intrastate (Non-Hazmat)
State
Phone
2105620423
Email
Power Units (MCS-150)
1
Drivers (MCS-150)
1
MCS-150 Mileage
54,125
Physical Address
4319 SOUTHTON WAY, SAN ANTONIO, TX, 78223
Contact
Phone: 2105620423
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
0%
Unsafe Driving
0%
Vehicle Maintenance
30%
Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.
Inspections
3
Violations
46
4 OOS
Vehicle OOS %
33.3%
Above nat'l avg (23.4%)
Driver OOS %
0.0%
Power Units (MCS-150)
1
Drivers (MCS-150)
1
Crash Records
0
Inspection Activity (24 months)
Monthly inspection counts with OOS months highlighted. Hover bars for details.
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
1
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Clean monthMonth with OOSBased on latest 3 of 3 inspection records
Inspection Activity Map
1 state • 3 inspections
None Low Medium High🚛 Home base
Violation Summary (46 violations from 3 inspections)
fmcsa-inspection-file
| Code | Description | # Violations | # OOS | Severity Wt | BASIC |
|---|---|---|---|---|---|
| FMCSR:393.9(a) | Inoperable required lamps | 6 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.45B2UV | Brake tubing/hoses inadequate | 5 | 1 | 7 | Vehicle Maintenance |
| FMCSR:392.2 | Operating a CMV while ill or fatigued | 5 | 0 | 8 | Unsafe Driving |
| FMCSR:393.75(a)(1) | Tire-ply or belt material exposed | 4 | 0 | — | Vehicle Maintenance |
| FMCSR:393.75A3 | Tire-flat and/or audible air leak | 3 | 2 | — | Vehicle Maintenance |
| FMCSR:393.207A | Suspension defective | 2 | 1 | 7 | Vehicle Maintenance |
| FMCSR:393.78 | Windshield condition defective | 2 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.9 | Inoperable Required Lamp | 2 | 0 | — | Vehicle Maintenance |
| FMCSR:393.45(b)(2) | Brake tubing/hoses inadequate | 2 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.11TU | Lighting devices/reflectors | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.209E | Power steering violations | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.55E | Coupling device/towing methods defective | 1 | 0 | 8 | Vehicle Maintenance |
| FMCSR:393.60C | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.83G | Exhaust - Discharging at a point forward or directly below the driver or sleeper compartment | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.9T | Inoperable tail lamp | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.9TS | Inoperative turn signal | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3A1B | Brakes (general) Explain: | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.3A1 | Inspection repair and maintenance of parts and accessories | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:396.5B | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
| FMCSR:393.209(e) | Power steering violations | 1 | 0 | — | Vehicle Maintenance |
| FMCSR:393.28 | Wiring - improper/inadequate | 1 | 0 | 3 | Vehicle Maintenance |
| FMCSR:393.60(c) | Glazing/window obstructions | 1 | 0 | 4 | Vehicle Maintenance |
| FMCSR:393.95(a) | Emergency equipment - fire extinguisher missing/defective | 1 | 0 | 5 | Vehicle Maintenance |
| FMCSR:396.5(b) | Fuel system leak | 1 | 0 | 7 | Vehicle Maintenance |
Inspection History (3 inspections)
fmcsa-inspectionsApr 5, 2026
| Date | Report # | Station | State | Level | Vehicle | Violations | Top Codes | OOS |
|---|---|---|---|---|---|---|---|---|
| Feb 27, 2025 | 84041412 | Roadside | TX | Level 2 | PTRB TRUCK TRACTOR | 23 | 393.45B2UV, 393.75A3, 393.207A | Yes |
| Apr 15, 2024 | 81366638 | IH 10 EASTBOUND KINGSBURY | TX | Level 2 | PTRB TRUCK TRACTOR | 23 | 393.9(a), 392.2, 393.75(a)(1) | No |
| Nov 10, 2023 | 80164427 | IH-0410 IN BEXAR CO. (0-52) | TX | Level 3 | ARMC SEMI-TRAILER | 0 | — | No |
Inspection analytics
Monthly cadence, frequent stations, and violation mix
Inspections per month (24 mo)
1 total · 100.0% OOS
2025-022025-02
InspectionsOOS
Most frequent inspection stations
Violations by BASIC category
Vehicle Maintenance41 · 4 OOS
Related Records
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StateAll entities in Texas
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CityEntities in SAN ANTONIO, TX
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Crashes0 crash records
FMCSA Crash File
Inspections3 inspection records
Full inspection history
StationIH 10 EASTBOUND KINGSBURY
1 inspection at this station
StationIH-0410 IN BEXAR CO. (0-52)
1 inspection at this station
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FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026