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Freight Carrier · Flagstaff, AZ

RON WARFIELD TRUCKING INC

5640 E RAILHEAD · Flagstaff, AZ 86004

AUTHORIZED FOR:
(928) 310-4454 Tap to call
  • MC #716574
  • USDOT #1707721 USDOT Active
  • 12
    Power Units
  • 10
    Drivers
  • Carrier
    Entity Type

About this carrier

RON WARFIELD TRUCKING INC is a Flagstaff, AZ freight carrier that is authorized for: in the state of Arizona. This company has 12 truck(s) in their fleet and 10 truck drivers. Their motor carrier number is MC-716574 and their USDOT number is 1707721.

Sourced from FMCSA SAFER · last filed 02/10/2026 · last updated Jun 26, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 02/10/2026
  • MCS-150 Mileage 1,450,000 (2026)

Authority & Operations

Operation Classification
  • Authorized for Hire
  • Private (Property)
Carrier Operation
  • Intrastate (Non-Hazmat)

Cargo Authorized

  • Building Materials
  • Construction

Operating Territory

Map of states where this carrier has roadside inspections Arizona — 19 inspections (past 24 months)

Inspection activity   Inspected in 1 state over the past 24 months: AZ (19). Home base: Flagstaff, Arizona.

Safety Record

12 Severe Violations Updated Jul 16, 2026

Crashes (24 mo)

  • 0
    Fatal
  • 0
    Injury
  • 0
    Tow
  • 0
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 4.59 7 Crash Indicator Not Public — Hours of Service 0.51 1 Vehicle Maintenance 17.66 15 Drugs / Alcohol 0.37 1 Hazmat Not Public — Driver Fitness 0.59 2

Inspection Summary

  • 19
    Total
  • 1
    Clean
  • 18
    With violations

24-month window ending Jun 26, 2026

Violations Cited 59 unique codes

Critical 17

  • 390.3E-DACDriver prohibited from performing safety sensitive functions per 382.501(a) in the Drug and Alcohol Clearinghouse1× OOS×1 SW 10
  • 392.2-SLLSWZState/Local Laws - Speeding work/construction zone1× SW 10
  • 393.75C-TAOTD-LT1/32Tires - Less than 1/32 inch tread depth at 3 locations/2 adjacent tread grooves1× OOS×1 SW 8
  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS1× OOS×1 SW 8
  • 383.23A2-LCDLNLicense (CDL) - Operate a CMV and does not possess a valid CDL1× OOS×1 SW 8
  • 393.75A1-TEPBMTires - All others - Exposed ply or belt material in tread or sidewall area1× SW 8
  • 393.75C-TAOTD-LT2/32Tires - Less than 2/32 inch tread depth1× SW 8
  • 393.207A-STCBSuspension - Suspension connecting rod or tracking component assembly (including spring leaves used as a suspension connecting rod) or any part used for attaching the same to the vehicle frame or axle is cracked, loose, broken or missing1× OOS×1 SW 7
  • 395.8A1-HOSPHOS (Property) - Failing to have a record of duty status using the method prescribed1× OOS×1 SW 5
  • 393.51C-BLPWAir Brake - Low pressure warning device missing/inoperative4× OOS×4 SW 4
  • 396.3A1-BALRAir Brake - Fails air loss rate test1× OOS×1 SW 4
  • 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.1× OOS×1 SW 4
  • 396.3A1-FFuel - Dripping leak.2× OOS×2 SW 3
  • 396.5-HLHubs - Leaking hub1× OOS×1 SW 2
  • 393.65C-FNSFuel - Tank not secured.1× OOS×1 SW 1
  • 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.1× OOS×1 SW 1
  • 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination1× OOS×1 SW 0

Unsafe Driving 5

  • 392.2-SLLS3State/Local Laws - Speeding 11-14 miles per hour over the speed limit2× SW 7
  • 392.16-DDriver - Failed to use seat belt while operating a CMV2× SW 7
  • 392.2DIBDriver - Improper backing1× SW 5
  • 392.2-SLLTCDState/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other1× SW 5
  • 392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit1× SW 4

Vehicle Maintenance 37

  • 393.9A-LBLLighting - Backup lamp inoperative2× SW 6
  • 393.9A-LSLILighting - Stop lamps - Any inoperative.1× SW 6
  • 393.9A-LFTSILighting - Front - Turn signal - inoperative1× SW 6
  • 393.11A1-LBLLighting - Backup lamp missing1× SW 6
  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam1× SW 6
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19989× SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt3× SW 4
  • 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear3× SW 4
  • 396.9D2-FTFFailing to correct the violation(s)/defect(s) noted on the roadside inspection report2× SW 4
  • 393.55C2-BAir Brake - CMV other than truck-tractor manufactured on or after March 1, 1998 not equipped with an antilock brake system. System does not function or indicates a fault.2× SW 4
  • 393.55C1-BAir Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault.2× SW 4
  • 393.47A-BCFSBDDrum Brake - Contaminated friction surface2× SW 4
  • 393.45D-BAir Brake - Audible air leak at a proper connection2× SW 4
  • 393.55(c)(1)Truck Tractor manufactured on or after March 1, 1997 not equipped with an antilock brake system1× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection1× SW 4
  • 393.45B2-BAir brake - Hose/tubing damaged or not secured1× SW 4
  • 393.55D1-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998.1× SW 4
  • 393.51C-BNVLAWDAir Brake - No visual low air warning device manufactured on or after 1975.1× SW 4
  • 393.47A-BCLMBDDrum Brake - Cracked/loose/missing lining/pad1× SW 4
  • 393.55(c)(2)CMV other than truck-tractor manufactured on or after March 1, 1998 not equipped with an antilock brake system.1× SW 4
  • 393.55D2-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 2001 for towed vehicle.1× SW 4
  • 393.11A1-CSLRRConspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19973× SW 3
  • 393.11B-CSURRConspicuity Systems - Trailers, upper rear retro reflective sheeting inadequate on vehicle manufactured on or after December 1, 19933× SW 3
  • 393.28-WSWiring Systems - Copper wire exposed1× SW 3
  • 396.5B-LLubrication - Oil or grease leak1× SW 3
  • 393.13C2-CSLRRConspicuity Systems - Trailers, lower rear retro reflective sheeting inadequate on vehicle manufactured before December 1, 19931× SW 3
  • 393.11A1-CSURRConspicuity Systems - Truck tractor, upper rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19971× SW 3
  • 393.9A-LILLighting - Identification lamp(s) inoperative2× SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative2× SW 2
  • 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured2× SW 2
  • 393.11A1-LLPLLighting - License plate lamp missing1× SW 2
  • 393.9A-LLPLLighting - License plate lamp inoperative1× SW 2
  • 393.78A-WSWashers - Inoperative washing system.4× SW 1
  • 392.2-SLLMFState/Local Laws - Wheel (mud) flaps missing or defective3× SW 1
  • 393.78Wipers - Inoperative / missing / damaged wipers2× SW 1
  • 393.67C11-FFuel - No visible fill warning marking1× SW 1
  • 393.83(e)Exhaust - System discharging from a truck or truck-tractor at a location other than at the rear of the cab1× SW 1

Locations

Physical Address
RON WARFIELD TRUCKING INC
5640 E RAILHEAD
FLAGSTAFF, AZ 86004
Mailing Address
RON WARFIELD TRUCKING INC
PO BOX 3327
FLAGSTAFF, AZ 86003

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