Freight Carrier · Tampa, FL
ALFONSO DIAZ TRANSPORT SERVICE LLC
2909 W ST JOHN ST · Tampa, FL 33607
AUTHORIZED FOR:
(656) 789-2008
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- MC #1743612
- USDOT #4430087 USDOT Active
- 3Power Units
- 3Drivers
- CarrierEntity Type
About this carrier
ALFONSO DIAZ TRANSPORT SERVICE LLC is a Tampa, FL freight carrier that is authorized for: in the state of Florida. This company has 3 truck(s) in their fleet and 3 truck drivers. Their motor carrier number is MC-1743612 and their USDOT number is 4430087.
Sourced from FMCSA SAFER · last filed 10/27/2025 · last updated Jun 22, 2026.Carrier Details
- Operating Status AUTHORIZED FOR:
- MCS-150 Filed 10/27/2025
Authority & Operations
Operation Classification
- Authorized for Hire
Carrier Operation
- Interstate
Cargo Authorized
- General Freight
- Motor Vehicles
Operating Territory
Inspection activity Inspected in 12 states over the past 24 months: FL (6), TN (1), AR (1), MO (1), TX (1), AZ (1), NC (1), MS (1), NM (1), KS (1), SC (1), KY (1). Home base: Tampa, Florida.
Safety Record
Crashes (24 mo)
-
0Fatal
- 0Injury
- 0Tow
- 0Total
Behavior Categories (BASICs)
CategoryMeasureViolations
Unsafe Driving
0
0
Crash Indicator
Not Public
—
Hours of Service
1.28
4
Vehicle Maintenance
12.57
9
Drugs / Alcohol
0
0
Hazmat
Not Public
—
Driver Fitness
4.45
9
Inspection Summary
- 17Total
- 4Clean
- 13With violations
24-month window ending Jun 26, 2026
Violations Cited 35 unique codes
Critical 21
- 383.23A2-LCDLNLicense (CDL) - Operate a CMV and does not possess a valid CDL
- 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS
- 391.15A-LNCDLNSRWOperating a non-CDL required commercial motor vehicle with driving privileges revoked, suspended, cancelled or otherwise disqualified. (391.15(a))
- 393.75C-TAOTD-LT2/32Tires - Less than 2/32 inch tread depth
- 393.128B-CLWVLight Weight Vehicles - Improper securement of automobiles, light trucks, and vans
- 393.9B-LRLOWRLighting - Tail lamp - Both lamps on rearmost vehicle obscured when required to be on
- 393.9A-LTSILighting - Turn signal - Any inoperative on the rearmost vehicle.
- 393.11A1-LPLMWRLighting - Projecting load - Any Lamp on projecting load missing when required to be on.
- 393.9B-LSLOWRLighting - Stop lamps - Both obscured when required to be on.
- 393.9B-LTSOLighting - Turn signal - Any obscured on the rearmost vehicle.
- 395.8A1-HOSPHOS (Property) - Failing to have a record of duty status using the method prescribed
- 393.43DBMABrake - Breakaway not attached to the towing vehicle
- 391.11B2-QDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the Interview.
- 396.3A1E-PNCNBBrakes - Electric brakes on trailer inoperative due to electrical cable unplugged
- 391.11B2SDriver cannot satisfy the English language proficiency requirements of 391.11(b)(2) as per FMCSA Enforcement Guidance Memo MC-SEE-2025-0001. Driver failed the Highway Traffic Sign Assessment
- 393.43(d)No or defective automatic trailer brake
- 393.43D-BBrake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly
- 396.7A-UOCUnsafe Operations - Severe Post Crash Condition
- 391.41APCMedical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency when medical certification is required.
- 393.87A-FPLRFlag - Required rear flag - no flag on the rear of a projecting load - when load is longer than 4 feet.
- 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination
Vehicle Maintenance 12
- 393.9A-LSLILighting - Stop lamps - Any inoperative.
- 393.9A-LHWSLighting - Hazard warning signal(s) inoperative
- 396.17C-PIOperating a CMV without documentation of a periodic inspection
- 393.48A-BIHEHydraulic/Electric Brake - Inoperative other than a steering axle.
- 393.76Sleeper berth requirement violations
- 393.30-BBattery - Not protected
- 393.11No or defective lighting devices or reflective material as required
- 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured
- 393.9Inoperable Required Lamp
- 392.8-DDriver - Failed to inspect /use emergency equipment
- 393.60(d)Windshield / Windows - Tinting permits less than 70% of light transmittance
- 392.9A-DFSLDriver - Failing to properly secure load
Hours of Service 1
- 395.22G-ELDMFVHOS (ELD) - A portable ELD is not mounted in a fixed position and visible to the driver when seated in the normal driving position.
Driver Fitness 1
- 391.41(a)Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency. History of either failing to produce a medical certificate or having an expired medical certificate.
Locations
Physical Address
ALFONSO DIAZ TRANSPORT SERVICE LLC2909 W ST JOHN ST
TAMPA, FL 33607
Mailing Address
Same as physical.