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Freight Carrier · Walnut, CA

DIAMOND PLUS TRANSPORTATION INC

20510 BIND COURT · Walnut, CA 91789

AUTHORIZED FOR:
(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: 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 Oct 20, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • 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

Map of states where this carrier has roadside inspections California — 24 inspections (past 24 months) California — 24 inspections (past 24 months) California — 24 inspections (past 24 months) California — 24 inspections (past 24 months) California — 24 inspections (past 24 months) Arkansas — 13 inspections (past 24 months) Alabama — 4 inspections (past 24 months) Georgia — 3 inspections (past 24 months) Arizona — 3 inspections (past 24 months) Mississippi — 3 inspections (past 24 months) New Mexico — 3 inspections (past 24 months) Louisiana — 2 inspections (past 24 months) Oklahoma — 2 inspections (past 24 months) Tennessee — 2 inspections (past 24 months) Texas — 2 inspections (past 24 months) Texas — 2 inspections (past 24 months) North Carolina — 1 inspection (past 24 months) North Carolina — 1 inspection (past 24 months) Pennsylvania — 1 inspection (past 24 months) Florida — 1 inspection (past 24 months) Florida — 1 inspection (past 24 months) Florida — 1 inspection (past 24 months)

Inspection activity   Inspected in 15 states over the past 24 months: CA (24), AR (13), AL (4), GA (3), AZ (3), MS (3), NM (3), LA (2), OK (2), TN (2), TX (2), US (1), +3 more. Home base: Walnut, California.

Safety Record

14 Severe Violations Updated 1 days ago

Crashes (24 mo)

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

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 1.11 2 Crash Indicator Not Public — Hours of Service 0.84 11 Vehicle Maintenance 6.02 31 Drugs / Alcohol 0.07 1 Hazmat Not Public — Driver Fitness 0.15 1

Inspection Summary

  • 65
    Total
  • 27
    Clean
  • 38
    With violations

24-month window ending Sep 25, 2026

Violations Cited 60 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 ATIS3× OOS×3 SW 8
  • 393.75(a)(3)Tire-flat and/or audible air leak1× 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:3× OOS×3 SW 7
  • 393.207A-SAPPASSuspension - Axle positioning part cracked/broken/loose/missing resulting in axle shift1× OOS×1 SW 7
  • 393.207F-SDASSuspension - Deflated air suspension1× 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 component1× OOS×1 SW 7
  • 395.8(e)False report of drivers record of duty status1× OOS×1 SW 7
  • 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.2× OOS×2 SW 4
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured2× OOS×1 SW 4
  • 393.45B2-BAir brake - Hose/tubing damaged or not secured2× 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.1× OOS×1 SW 4
  • 393.47D1-BLTBD-SADrum Brake - Inadequate lining/pad thickness on a steering axle1× OOS×1 SW 4
  • 393.45D-BAALAir Brake - Audible air leak at other than a proper connection1× OOS×1 SW 4
  • 393.45A-BHTBSAir Brake - Hose/tubing with a bulge/swelling when air pressure is applied1× OOS×1 SW 4
  • 396.3A1-BALRAir Brake - Fails air loss rate test1× OOS×1 SW 4
  • 396.3A1-BALACBrake - Audible air leak from a brake chamber1× 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.1× OOS×1 SW 3
  • 392.5A3-POSSIntoxicating - No driver shall be on duty or operate a CMV while the driver possesses wine or beer containing 0.5% or more ABV or distilled spirits in any dilution1× OOS×1 SW 3
  • 396.5B-HWSLHubs - Wheel seal leaking2× OOS×2 SW 2
  • 393.201A-VFCVan/OT Trailers - Floor crossmembers, at least 3 adjacent broken/detached and sagging below1× OOS×1 SW 2
  • 396.5B-HWSLIWHubs - Wheel seal leaking - inner wheel1× 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/combination5× OOS×5 SW 0

Unsafe Driving 2

  • 392.16-DDriver - Failed to use seat belt while operating a CMV1× SW 7
  • 392.22A-DDriver - Failed to activate hazard warning signal flashers1× SW 1

Vehicle Maintenance 26

  • 393.207F-SLASSuspension - Leaking 3 PSI in 5 minutes1× SW 7
  • 393.9A-HLLHLighting - Headlamp(s) fail to operate on low and high beam2× SW 6
  • 393.9TSInoperative turn signal1× SW 6
  • 393.9A-LFTSILighting - Front - Turn signal - inoperative1× SW 6
  • 393.9A-LHLILighting - Headlamp(s) - Any inoperative1× SW 6
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt5× SW 4
  • 393.45D-BAir Brake - Audible air leak at a proper connection4× 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
  • 393.43B-BATVBrake - Air, towing vehicle unable to actuate trailer parking/emergency brakes manually2× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection2× SW 4
  • 396.3A1BBrakes (general) Explain:1× SW 4
  • 393.45B2-B-VACBrake - Vacuum hose(s) or line(s) restricted/abraded/chafed through outer cover-to-cord ply crimped/cracked/broken1× SW 4
  • 393.47A-BCLMBDDrum Brake - Cracked/loose/missing lining/pad1× SW 4
  • 393.48A-BIBDDrum Brake - Inoperative other than a steering axle1× 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
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19981× SW 4
  • 396.5B-LLubrication - Oil or grease leak4× SW 3
  • 396.5(b)Oil and/or grease leak1× SW 3
  • 393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.1× SW 2
  • 393.95A4-EENAEmergency Equipment - Fire Extinguishers - not readily accessible or filled1× SW 2
  • 393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured1× SW 2
  • 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper1× SW 2
  • 393.203C-CBPCab and Body Parts - Hood not securely fastened1× SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative1× SW 2
  • 393.205A-WRCWheel/Rim - Rim, spoke wheel, or adapter cracked1× SW 2
  • 393.9A-LLPLLighting - License plate lamp inoperative1× SW 2

Hours of Service 10

  • 395.8E-HOSPDHOS (Property) - No driver may make a false report in connection with a duty status. Explain1× SW 7
  • 395.32BDriver failed to assume or decline unassigned driving time1× SW 5
  • 395.20BELDNVHOS (ELD) - The ELD display screen is not viewable by an authorized official without entering the CMV1× 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 official3× 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)1× 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 malfunctions1× SW 1
  • 395.24C2II-ELDTNHOS (ELD) - Driver failing to manually input or verify CMV trailer number.1× SW 1
  • 395.30B1Driver failed to certify the accuracy of the information gathered by the ELD1× SW 1
  • 395.30B1-ELDDFRHOS (ELD) - Driver failing to review records and certify the accuracy of the information.1× 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.1× SW 1

Locations

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

Location on Map

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