We're Hiring CDL Drivers
Freight Carrier · Rock Springs, WY

JOHN BUNNING TRANSFER CO INC

1600 ELK ST · Rock Springs, WY 82901

Authorized: Property
(307) 362-3791 Tap to call
  • MC #25518
  • USDOT #100378 USDOT Active
  • 82
    Power Units
  • 36
    Drivers
  • Carrier
    Entity Type

About this carrier

JOHN BUNNING TRANSFER CO INC is a Rock Springs, WY freight carrier that is authorized for property in the state of Wyoming. This company has 82 truck(s) in their fleet and 36 truck drivers. Their motor carrier number is MC-25518 and their USDOT number is 100378.

Sourced from FMCSA SAFER · last filed 06/17/2025 · last updated May 5, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR Property
  • MCS-150 Filed 06/17/2025
  • MCS-150 Mileage 2,348,616 (2021)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight
  • Machinery, Large Objects
  • Oilfield Equipment
  • Commodities Dry Bulk
  • Construction

Operating Territory

Map of states where this carrier has roadside inspections Wyoming — home base

Home base   Based in Rock Springs, Wyoming. No roadside inspections on record in the past 24 months to map operating states.

Safety Record

SATISFACTORY 5 Severe Violations Updated Jun 2, 2026

Out of Service Rates (24 mo)

TypeThis carrierNational avg Vehicle 23.1% 23.4% Driver 0% 6.7% Hazmat 0% 4.4%

Crashes (24 mo)

  • 0
    Fatal
  • 1
    Injury
  • 1
    Tow
  • 2
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0.37 3 Crash Indicator Not Public — Hours of Service 0.11 1 Vehicle Maintenance 5.77 12 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0 0

Inspection Summary

  • 30
    Total
  • 17
    Clean
  • 13
    With violations

24-month window ending May 15, 2026

Violations Cited 32 unique codes

Critical 13

  • 396.3A1-TFCVTires - Front, in contact with a part of the vehicle1× 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
  • 393.75A1-TEPBMTires - All others - Exposed ply or belt material in tread or sidewall area1× SW 8
  • 396.3A1-TAOCVTires - All others, in contact with a part of the vehicle1× SW 8
  • 393.9A-LSLIWRLighting - Stop lamps - Both inoperative when required to be on1× OOS×1 SW 6
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured2× OOS×1 SW 4
  • 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.1× OOS×1 SW 4
  • 393.45A-BHTBSAir Brake - Hose/tubing with a bulge/swelling when air pressure is applied1× OOS×1 SW 4
  • 393.110B3-CCargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 10 feet1× OOS×1 SW 3
  • 396.5B-HWSLHubs - Wheel seal leaking2× OOS×2 SW 2
  • 392.9A2-CCargo - Vehicle components or dunnage not secured1× OOS×1 SW 1
  • 392.9(a)(1)Failing to secure cargo as specified in 49 CFR 393.100 through 393.1421× 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 2

  • 392.16-DDriver - Failed to use seat belt while operating a CMV1× SW 7
  • 392.2-SLLTCDState/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other2× SW 5

Vehicle Maintenance 16

  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam1× SW 6
  • 393.9A-LBLLighting - Backup lamp inoperative1× SW 6
  • 393.9A-LSLILighting - Stop lamps - Any inoperative.1× SW 6
  • 393.45D-BAir Brake - Audible air leak at a proper connection3× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection2× SW 4
  • 393.55(e)No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/19981× 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
  • 393.53B-BAir Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear1× SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt1× SW 4
  • 393.47A-BCLMBDDrum Brake - Cracked/loose/missing lining/pad1× SW 4
  • 393.47A-BCFSADAir Disc Brake - Contaminated friction surface1× SW 4
  • 393.45B2PCBrake Hose or Tubing Chafing and/or Kinking - Connection to Power Unit1× SW 4
  • 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper1× SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative1× SW 2
  • 396.5B-HLOWHubs - oil and/or Grease Leaking from hub - outer wheel1× SW 2
  • 393.60(c)Windshield - Damaged or Discolored2× SW 1

Hours of Service 1

  • 395.8F1-HOSMHOS (Manner) - Driver's record of duty status not current to the time shown for last change of duty status. Date and Time:1× SW 5

Locations

Physical Address
JOHN BUNNING TRANSFER CO INC
1600 ELK ST
ROCK SPRINGS, WY 82901
Mailing Address
JOHN BUNNING TRANSFER CO INC
PO BOX 128
ROCK SPRINGS, WY 82902

Location on Map

Google Directions Apple Maps Waze OpenStreetMap

Latest from Carrier Atlas Freight Intelligence