Freight Carrier · Walnut, CA

DIAMOND PLUS TRANSPORTATION INC

20510 BIND COURT · Walnut, CA 91789

Authorized: Property
(626) 818-8998 Tap to call
  • MC #900164
  • USDOT #2574313 USDOT Active
  • 14
    Power Units
  • 14
    Drivers
  • Carrier
    Entity Type

About this carrier

DIAMOND PLUS TRANSPORTATION INC is a Walnut, CA freight carrier that is authorized for property in the state of California. This company has 14 truck(s) in their fleet and 14 truck drivers. Their motor carrier number is MC-900164 and their USDOT number is 2574313.

Sourced from FMCSA SAFER · last filed 01/30/2026 · last updated May 25, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR Property
  • MCS-150 Filed 01/30/2026
  • MCS-150 Mileage 1,866,508 (2025)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight

Operating Territory

Inspection activity   Inspected in 15 states over the past 24 months: CA (23), AR (11), NM (5), MS (4), AZ (3), AL (3), TX (3), TN (2), GA (2), NC (1), LA (1), PA (1), +3 more. Home base: Walnut, California.

Safety Record

13 Severe Violations Updated 1 days ago

Crashes (24 mo)

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

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0.1 1 Crash Indicator Not Public Hours of Service 1.04 11 Vehicle Maintenance 6.18 30 Drugs / Alcohol 0 0 Hazmat Not Public Driver Fitness 0.16 1

Inspection Summary

  • 62
    Total
  • 26
    Clean
  • 36
    With violations

24-month window ending May 15, 2026

Violations Cited 59 unique codes

Critical 22

  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS OOS×3 SW 8
  • 393.75(a)(3)Tire-flat and/or audible air leak OOS×1 SW 8
  • 395.8E-HOSPDOOSHOS (Property) - Driver produces a false record of duty status that concealed an HOS limitation violation after the last rest period. Explain: OOS×3 SW 7
  • 393.207F-SDASSuspension - Deflated air suspension OOS×1 SW 7
  • 393.207A-STBWSuspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component can be moved by hand along the axis of the component OOS×1 SW 7
  • 393.207A-SAPPASSuspension - Axle positioning part cracked/broken/loose/missing resulting in axle shift OOS×1 SW 7
  • 395.8(e)False report of drivers record of duty status OOS×1 SW 7
  • 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply. OOS×2 SW 4
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured OOS×1 SW 4
  • 393.45B2-BAir brake - Hose/tubing damaged or not secured OOS×1 SW 4
  • 393.47D1-BLTBD-SADrum Brake - Inadequate lining/pad thickness on a steering axle OOS×1 SW 4
  • 396.3A1-BALACBrake - Audible air leak from a brake chamber OOS×1 SW 4
  • 396.3A1-BALRAir Brake - Fails air loss rate test OOS×1 SW 4
  • 393.45D-BAALAir Brake - Audible air leak at other than a proper connection OOS×1 SW 4
  • 393.45(b)(2)Brake hose or tubing chafing and/or kinking OOS×1 SW 4
  • 393.45A-BHTBSAir Brake - Hose/tubing with a bulge/swelling when air pressure is applied OOS×1 SW 4
  • 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. OOS×1 SW 4
  • 396.3A1-DLDSCBBPDriveline/Driveshaft - More than 1/2 inch (12.7mm) vertical movement (with hand pressure only) of the shaft in the center bearing carrier. OOS×1 SW 3
  • 396.5B-HWSLHubs - Wheel seal leaking OOS×2 SW 2
  • 396.5B-HWSLIWHubs - Wheel seal leaking - inner wheel OOS×1 SW 2
  • 393.201A-VFCVan/OT Trailers - Floor crossmembers, at least 3 adjacent broken/detached and sagging below OOS×1 SW 2
  • 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination OOS×4 SW 0

Vehicle Maintenance 26

  • 393.207F-SLASSuspension - Leaking 3 PSI in 5 minutes SW 7
  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam SW 6
  • 393.9TSInoperative turn signal SW 6
  • 393.9A-LHLILighting - Headlamp(s) - Any inoperative SW 6
  • 393.9A-LFTSILighting - Front - Turn signal - inoperative SW 6
  • 393.45D-BAir Brake - Audible air leak at a proper connection SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt SW 4
  • 393.43B-BATVBrake - Air, towing vehicle unable to actuate trailer parking/emergency brakes manually SW 4
  • 393.45B2-B-VACBrake - Vacuum hose(s) or line(s) restricted/abraded/chafed through outer cover-to-cord ply crimped/cracked/broken SW 4
  • 396.3A1BBrakes (general) Explain: SW 4
  • 393.47A-BCLMBDDrum Brake - Cracked/loose/missing lining/pad SW 4
  • 393.48A-BIBDDrum Brake - Inoperative other than a steering axle 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 wear SW 4
  • 393.55D2-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 2001 for towed vehicle. SW 4
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 SW 4
  • 396.5B-LLubrication - Oil or grease leak SW 3
  • 396.5(b)Oil and/or grease leak SW 3
  • 393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. SW 2
  • 393.205A-WRCWheel/Rim - Rim, spoke wheel, or adapter cracked SW 2
  • 393.203C-CBPCab and Body Parts - Hood not securely fastened SW 2
  • 393.9A-LLPLLighting - License plate lamp inoperative SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative SW 2
  • 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper SW 2
  • 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured SW 2
  • 393.95A4-EENAEmergency Equipment - Fire Extinguishers - not readily accessible SW 2

Hours of Service 10

  • 395.8E-HOSPDHOS (Property) - No driver may make a false report in connection with a duty status. Explain SW 7
  • 395.20BELDNVHOS (ELD) - The ELD display screen is not viewable by an authorized official without entering the CMV SW 5
  • 395.32BDriver failed to assume or decline unassigned driving time SW 5
  • 395.22H2-ELDNISDTHOS (ELD) Driver failing to have instruction sheet describing the data transfer mechanisms supported by the ELD and step-by-step instructions for the driver to produce and transfer the driver's hours of service records to an authorized safety official SW 1
  • 395.24C2II-ELDTNHOS (ELD) - Driver failing to manually input or verify CMV trailer number. SW 1
  • 395.30B1Driver failed to certify the accuracy of the information gathered by the ELD SW 1
  • 395.22H3-ELDMFHOS (ELD) - In-Vehicle Information - Failing to have an instruction sheet for the driver describing ELD malfunction reporting requirements and recordkeeping procedures during ELD malfunctions SW 1
  • 395.22H1-ELDNUMHOS (ELD) - In-Vehicle Information - No user's manual for the driver describing how to operate the ELD. (May be electronic) SW 1
  • 395.30B1-ELDDFRHOS (ELD) - Driver failing to review records and certify the accuracy of the information. SW 1
  • 395.30B2-ELDDFC24HOS (ELD) - Driver failing to certify the record immediately after the final required entry has been made or corrected for the 24 hour period. SW 1

Unsafe Driving 1

  • 392.22A-DDriver - Failed to activate hazard warning signal flashers SW 1

Locations

Physical Address
DIAMOND PLUS TRANSPORTATION INC
20510 BIND COURT
WALNUT, CA 91789
Mailing Address
Same as physical.

Location on Map