ALFONSO DIAZ TRANSPORT SERVICE LLC

Authority active

USDOT 4430087 · MC1743612 · TAMPA, FL

ALFONSO DIAZ TRANSPORT SERVICE LLC (USDOT 4430087, MC MC1743612) is a motor carrier based in TAMPA, FL. This page provides comprehensive safety information, inspection history, authority status, and compliance data for ALFONSO DIAZ TRANSPORT SERVICE LLC.

Quick Facts

Legal Name:: ALFONSO DIAZ TRANSPORT SERVICE LLC
USDOT Number:: 4430087
MC Number:: MC1743612
Authority Status:: Active
Power Units:: 3
Location:: TAMPA, FL

Insurance filing

Unknown

USDOT registration

USDOT active

Fleet size

3 power units

3 drivers

Safety record

Rolling 24 months

inspections

with violations

122

violations

54.2%

vehicle out of service

58.3%

driver out of service

FMCSA safety scores through Jun 2026

Unsafe driving
No violations
Hours of service
33.6%

worse than 34% of 9,563 similar carriers
Vehicle maintenance
91.8%

worse than 92% of 21,555 similar carriers
Driver fitness
83.6%

worse than 84% of 1,194 similar carriers
Controlled substances
No violations

Recent inspections

Sep 16, 2026WI2830001172Vehicle and driver placed out of serviceOut of service

Sep 15, 2026UT25BC001937Vehicle and driver placed out of serviceOut of service

Aug 12, 2026AR2870000073Vehicle placed out of serviceOut of service

Aug 7, 2026FL4775002091Vehicle and driver placed out of serviceOut of service

Operating profile

DOT Company Census · updated Aug 14, 2026

Operation

Classification

AUTHORIZED FOR HIRE

Registered

Jun 26, 2025

MCS-150 mileage

Not reported

Mileage year

Not reported

Reported cargo

No cargo classifications reported.