Freight Carrier · Diamond Bar, CA

TRI-LINES EXPRESS INC

24075 FALCONS VIEW DR · Diamond Bar, CA 91765

AUTHORIZED FOR:
(626) 964-0444 Tap to call
  • MC #738667
  • USDOT #2119348 USDOT Active
  • 20
    Power Units
  • 25
    Drivers
  • Carrier
    Entity Type

About this carrier

TRI-LINES EXPRESS INC is a Diamond Bar, CA freight carrier that is authorized for: in the state of California. This company has 20 truck(s) in their fleet and 25 truck drivers. Their motor carrier number is MC-738667 and their USDOT number is 2119348.

Sourced from FMCSA SAFER · last filed 03/03/2026 · last updated Oct 20, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 03/03/2026
  • MCS-150 Mileage 3,763,902 (2025)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight

Operating Territory

Inspection activity   Inspected in 19 states over the past 24 months: NM (62), CA (49), AR (48), OK (17), AZ (16), MS (13), TN (11), GA (6), TX (6), NC (6), AL (4), IL (3), +7 more. Home base: Diamond Bar, California.

Safety Record

69 Severe Violations Updated 2 days ago

Crashes (24 mo)

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

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 2.59 10 Crash Indicator Not Public — Hours of Service 1.12 44 Vehicle Maintenance 5.91 92 Drugs / Alcohol 0 1 Hazmat Not Public — Driver Fitness 0.24 6

Inspection Summary

  • 255
    Total
  • 133
    Clean
  • 122
    With violations

24-month window ending Sep 25, 2026

Violations Cited 125 unique codes

Critical 41

  • 392.2-SLLSWZState/Local Laws - Speeding work/construction zone2× SW 10
  • 392.82DUMTDriver - Using a hand-held mobile telephone2× SW 10
  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS16× OOS×16 SW 8
  • 391.11B5-LNCDLNVLLicense - Operate a CMV without a valid operators license, issued by one State or jurisdiction2× OOS×2 SW 8
  • 393.75(a)(1)Tire-ply or belt material exposed1× OOS×1 SW 8
  • 393.75(a)(3)Tire-flat and/or audible air leak1× OOS×1 SW 8
  • 393.75A3-ATISTires - All others, leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS1× OOS×1 SW 8
  • 391.11(b)(4)Driver operating a CMV without proper endorsements or in violation of restrictions1× OOS×1 SW 8
  • 392.2-LCDLRRestriction - (CDL) - Operate a CMV in violation of a restriction.1× OOS×1 SW 8
  • 393.75(c)Tire-other tread depth less than 2/32 of inch measured in a major tread groove2× SW 8
  • 393.75A1-TEPBMTires - All others - Exposed ply or belt material in tread or sidewall area1× SW 8
  • 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 component4× OOS×4 SW 7
  • 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
  • 395.8(e)False report of drivers record of duty status4× OOS×2 SW 7
  • 393.207(f)Air suspension pressure loss2× OOS×2 SW 7
  • 395.8E-HOSPDHOS (Property) - No driver may make a false report in connection with a duty status. Explain11× OOS×1 SW 7
  • 395.3A2-HOSPDITHOS (Property) - Driver driving beyond the 14 hour after coming on duty following 10 consecutive hours off duty at the time of inspection. Time1× OOS×1 SW 7
  • 395.3A3I-HOSPDITHOS (Property) - Driving more than 11 hours following 10 consecutive hours off duty at the time of inspection. Time1× OOS×1 SW 7
  • 393.207C-SCSICSuspension - Composite spring has intersecting cracks1× OOS×1 SW 7
  • 396.3A1-AABRCA sliding suspension attachment member (undercarriage body rail) is cracked completely through along a 4 foot (1.2 m) continuous length.1× OOS×1 SW 7
  • 393.9A-LTSILighting - Turn signal - Any inoperative on the rearmost vehicle.5× OOS×5 SW 6
  • 393.9TSInoperative turn signal3× OOS×1 SW 6
  • 393.9A-LSLIWRLighting - Stop lamps - Both inoperative when required to be on1× OOS×1 SW 6
  • 395.8A1-HOSPHOS (Property) - Failing to have a record of duty status using the method prescribed4× OOS×4 SW 5
  • 395.8A-ELDELD - No record of duty status (ELD Required)1× OOS×1 SW 5
  • 395.8A-HOSPVIHOS (Passenger) - Failing to have a record of duty status using the method prescribed1× OOS×1 SW 5
  • 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.2× OOS×2 SW 4
  • 396.3A1-BALACBrake - Audible air leak from a brake chamber4× OOS×1 SW 4
  • 393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.2× OOS×1 SW 4
  • 393.45A-BHTIJAir Brake - Improperly joined such as a splice made by sliding the hose ends over a piece of tubing and clamping the hose to the tube1× OOS×1 SW 4
  • 393.45PCBrake Tubing and Hose Adequacy - Connections to Power Unit1× OOS×1 SW 4
  • 393.47A-BRCBrake - Rotor (disc) with a crack in length of more than 75% of the friction surface or thru the rotor1× OOS×1 SW 4
  • 393.47D1-BPTAD-SA-1/16Air Disc Brake - Pad thickness (air disc brakes less than 1/16) on a steering axle1× OOS×1 SW 4
  • 396.3A1-BARSAir Brake - Air reservoir separated from its original attachment points or moving more than 1 inch1× OOS×1 SW 4
  • 393.70B1IDefective latching fasteners - Fasteners on either side of the vehicle are missing or ineffective1× OOS×1 SW 3
  • 393.70B1I-CDSLI-MT25Coupling - Slider latching fasteners - More than 25% ineffective on either side.1× OOS×1 SW 3
  • 392.5A3-IDUIIntoxicating - No driver shall be on duty or operate a commercial motor vehicle while the driver possesses an intoxicating beverage, regardless of its alcohol content1× OOS×1 SW 3
  • 396.5B-HWSLHubs - Wheel seal leaking5× OOS×2 SW 2
  • 393.205A-WRBHWheel/Rim - Cracks between stud holes/hand holes2× OOS×2 SW 2
  • 395.3A3-PROPNDriving beyond 11 hour driving limit in a 14 hour period. (Property carrying vehicle) - Nominal Violation2× 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/combination3× OOS×3 SW 0

Unsafe Driving 5

  • 392.16-DDriver - Failed to use seat belt while operating a CMV3× SW 7
  • 392.16Failing 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, other1× SW 5
  • 392.71A-DDriver - Using or equipping a CMV with a radar detector1× SW 5
  • 392.2-SLLS2State/Local Laws - Speeding 6-10 miles per hour over the speed limit1× SW 4

Hours of Service 18

  • 395.3A1-HOSPDHOS (Property) - Driving more than 11 hours following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Time3× SW 7
  • 395.3A2-HOSPDHOS (Property) - Driving beyond the 14 hour after coming on duty following 10 consecutive hours off duty during the current 8 consecutive day period. Date and Time1× SW 7
  • 395.8E1-HOSPVIDOOSHOS (Passenger) - Driver produces a false record of duty status that concealed an HOS limitation violation after the last rest period. Explain:1× SW 7
  • 395.8(e)(1)PCHOS - False record of duty status driver improper use of Personal Conveyance - Not OOS1× SW 7
  • 395.32B-ELDDFRHOS (ELD) - Driver failed to review any unassigned driving time when prompted by the ELD3× SW 5
  • 395.8F01Drivers record of duty status not current1× SW 5
  • 395.24HOS (ELD) - ELD Form and Manner9× SW 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.8× SW 1
  • 395.30B1-ELDDFRHOS (ELD) - Driver failing to review records and certify the accuracy of the information.7× SW 1
  • 395.8(a)HOS (Form) - Paper Log/Logging Programs Form and Manner2× SW 1
  • 395.15I9Driver not adequately trained in the operation of the automatic on-board recording device1× SW 1
  • 395.22GPortable ELD not mounted in a fixed position and visible to driver1× SW 1
  • 395.24C2IIDriver failed to manually add the trailer number1× SW 1
  • 395.26(b)Motor carrier failed to ensure that the ELD automatically recorded the required data elements.1× SW 1
  • 395.30B1Driver failed to certify the accuracy of the information gathered by the ELD1× 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
  • 395.34CHOS (ELD) - Driver failing to follow the Motor Carrier's and ELD provider's recommendations in resolving the data inconsistency displayed on the ELD.1× SW 1
  • 395.3A2-PROPNDriving beyond 14 hour duty period (Property carrying vehicle) - Nominal Violation1× SW 1

Vehicle Maintenance 61

  • 393.207F-SLASSuspension - Leaking 3 PSI in 5 minutes1× SW 7
  • 393.9A-LSLILighting - Stop lamps - Any inoperative.5× SW 6
  • 393.19Inoperative/Defective Hazard Warning Lamp2× SW 6
  • 393.9A-LRLILighting - Tail lamp - Any inoperative2× SW 6
  • 393.9(a)Inoperative Brake Lamps2× SW 6
  • 393.9HInoperable head lamps2× SW 6
  • 393.9A-LBLLighting - Backup lamp inoperative1× SW 6
  • 393.9A-LFTSILighting - Front - Turn signal - inoperative1× SW 6
  • 393.9A-LHLILighting - Headlamp(s) - Any inoperative1× SW 6
  • 393.9A-LTSIRLighting - Turn signal -Any inoperative on a unit that is not the rearmost unit1× SW 6
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured9× SW 4
  • 393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt7× SW 4
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection7× SW 4
  • 393.55E-BAir Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 19985× 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 wear4× 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
  • 393.55D1-BAir Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 1997 and each single unit CMV on or after 1998.2× SW 4
  • 393.55(e)No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/19982× SW 4
  • 393.45B2-BAir brake - Hose/tubing damaged or not secured1× SW 4
  • 393.45B2UVBrake Hose or Tubing Chafing and/or Kinking Under Vehicle1× SW 4
  • 393.45C-BSGAir Brake - Missing or inadequate Nonmetallic tubing spring guard1× SW 4
  • 393.45DLUVBrake Connections with Leaks Under Vehicle1× SW 4
  • 393.48(a)Inoperative/defective brakes1× SW 4
  • 393.48A-BLMACBDDrum Brake - Loose chamber/spider/camshaft support bracket1× SW 4
  • 393.48A-BMBCBDDrum Brake - Missing/broken component(s)1× SW 4
  • 393.53(b)CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear1× SW 4

Locations

Physical Address
TRI-LINES EXPRESS INC
24075 FALCONS VIEW DR
DIAMOND BAR, CA 91765
Mailing Address
Same as physical.

Location on Map