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FMCSA - Federal Motor Carrier Safety Adminstration

CSA - Compliance, Safety, Accountability

Working Together for Safety.


SMS - Safety Measurement System SMS - Safety Measurement System

CONTI MATERIALS SERVICE LLC

  • 880834
  • 3932 NEWTON ROAD
    STOCKTON, CA 95205
  • 88
  • 87
  • 84

Safety Rating & OOS Rates AND Licensing and Insurance

As part of FMCSA’s IT modernization strategy, we are in the process of merging our data platforms to make it easier for you to find the information you need. During this transition, please refer to the links below for additional information about this carrier.

BASIC Status (Public Property Carrier View) FAST Act of 2015

Behavior Analysis & Safety Improvement Categories (BASICs) Based on a 24-month record ending June 26, 2026

On-Road Performance
0.39 Not Public 0 3.91 0 Not Public 0
On-Road Performance Detail
5
3-8 driver inspections with Unsafe Driving Violations
89.7
Combination Carrier
Not Public
84
0
21-100 relevant driver inspections
56
22
21-100 relevant vehicle inspections
84
0
No Safety Event Grouping
Not Public
84
0
21-100 relevant driver inspections
Investigation Results
No Acute/Critical Violations Discovered N/A No Acute/Critical Violations Discovered No Acute/Critical Violations Discovered No Acute/Critical Violations Discovered Not Public No Acute/Critical Violations Discovered

Select a BASIC icon above to get details, or view your Complete SMS Profile.

Violation Summary

Violations: 51

Violations Description # Violations # OOS Violations Violation Severity Weight BASIC
392.2LV Lane Restriction violation 1 0 3 Unsafe Driving
392.2-SLLCP State/Local Laws - Operate a CMV while using a cellular phone 1 0 10 Unsafe Driving
392.2-SLLIT State/Local Laws - Improper turns 1 0 5 Unsafe Driving
392.2-SLLS3 State/Local Laws - Speeding 11-14 miles per hour over the speed limit 1 0 7 Unsafe Driving
392.2-SLLTCD State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other 1 0 5 Unsafe Driving
392.2-SLLMF State/Local Laws - Wheel (mud) flaps missing or defective 2 0 1 Vehicle Maint.
393.11A1-CSLRR Conspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 1997 1 0 3 Vehicle Maint.
393.11A1-LFTSM Lighting - Front - Turn signal - missing. 1 0 6 Vehicle Maint.
393.11A1-LTSM Lighting - Turn signal - Any missing on the rearmost vehicle. 1 1 6 Vehicle Maint.
393.207(a) Axle positioning parts defective/missing 1 0 7 Vehicle Maint.
393.207A-SAPPCBLM Suspension - Axle positioning part cracked/broken/loose/missing. 1 0 7 Vehicle Maint.
393.207A-STBW Suspension - 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 2 1 7 Vehicle Maint.
393.209E-SPSLA Steering - Power steering leaking anywhere. 1 0 6 Vehicle Maint.
393.45B2-B-AIR Air Brake - Hose/tubing damaged or not secured 3 0 4 Vehicle Maint.
393.45B2-BHTD Air Brake - Hose/tubing damage into the outer reinforcement ply. 2 1 4 Vehicle Maint.
393.45D-B Air Brake - Audible air leak at a proper connection 2 0 4 Vehicle Maint.
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4 0 4 Vehicle Maint.
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 4 0 4 Vehicle Maint.
393.55C1-B Air Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault. 1 0 4 Vehicle Maint.
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 2 0 4 Vehicle Maint.
393.60(c) Windshield - Damaged or Discolored 2 0 1 Vehicle Maint.
393.75A3-ATIS Tires - All others, leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS 1 0 8 Vehicle Maint.
393.75A3-TAOL Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS 1 1 8 Vehicle Maint.
393.9 Inoperable Required Lamp 1 0 2 Vehicle Maint.
393.95A4-EEUS Emergency Equipment - Fire Extinguishers - unsecured 1 0 2 Vehicle Maint.
393.95(b) Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g., lamps required by 393.11, ABS lights or low air warning light). 1 0 2 Vehicle Maint.
393.9A-LSLI Lighting - Stop lamps - Any inoperative. 1 0 6 Vehicle Maint.
393.9A-LTSI Lighting - Turn signal - Any inoperative on the rearmost vehicle. 1 1 6 Vehicle Maint.
396.17C-PI Operating a CMV without documentation of a periodic inspection 1 0 4 Vehicle Maint.
396.3A1-ALBV Air Brake - Any leak from a brake valve 1 0 4 Vehicle Maint.
396.3A1-BALAC Brake - Audible air leak from a brake chamber 1 0 4 Vehicle Maint.
396.3A1-BALR Air Brake - Fails air loss rate test 1 1 4 Vehicle Maint.
396.3(a)1BOS Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination 1 1 0 Vehicle Maint.
396.3A1-OAL Other - Any air leak not attributed to the brake or suspension system. 1 0 4 Vehicle Maint.
396.5(b) Oil and/or grease leak 1 0 3 Vehicle Maint.
396.5B-HWSL Hubs - Wheel seal leaking 1 0 2 Vehicle Maint.
396.5B-L Lubrication - Oil or grease leak 1 0 3 Vehicle Maint.

Inspection History

Total Inspections: 84

Report Vehicle Measure
Inspection Date Number State Plate Number Plate State Type Severity Weight
(SW)
Time Weight
(TiW)
6/18/2026 CANE1M008259 CA 28054T3 CA STRAIGHT TRUCK   3
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4  
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 4  
393.45B2-B-AIR Air Brake - Hose/tubing damaged or not secured 4  
6/15/2026 CANDA2008456 CA 75747X1 CA STRAIGHT TRUCK   3
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4  
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 4  
393.45B2-B-AIR Air Brake - Hose/tubing damaged or not secured 4  
393.95A4-EEUS Emergency Equipment - Fire Extinguishers - unsecured 2  
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 4  
393.55C1-B Air Brake - Truck-tractor manufactured on or after March 1, 1997, not equipped with an ABS system. System does not function or indicates a fault. 4  
396.17C-PI Operating a CMV without documentation of a periodic inspection 4  
396.5B-L Lubrication - Oil or grease leak 3  
6/11/2026 CAUECE008435 CA 88213X3 CA STRAIGHT TRUCK   3
6/9/2026 CAUE6A000137 CA 88213X3 CA TRUCK TRACTOR   3
6/5/2026 CAUFCG001149 CA 9E94942 CA TRUCK TRACTOR   3
6/5/2026 CAUEX8005456 CA 9F20920 CA TRUCK TRACTOR   3
6/3/2026 CANDUP008357 CA 9G91199 CA TRUCK TRACTOR   3
6/2/2026 CAND6S009397 CA 96229E3 CA STRAIGHT TRUCK   3
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4  
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 4  
396.3(a)1BOS Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination (OOS) 0 + 2 (OOS)  
5/12/2026 CAUE4K000201 CA 22043T1 CA STRAIGHT TRUCK   3
5/7/2026 CAUEX8005349 CA 88211X3 CA STRAIGHT TRUCK   3
4/30/2026 CAUEY5002682 CA 28054T3 CA STRAIGHT TRUCK   3
4/3/2026 CAUFYK001255 CA 11674L1 CA STRAIGHT TRUCK   3
4/1/2026 CAUFCG001018 CA 9F20920 CA TRUCK TRACTOR   3
3/18/2026 CAUFAA000184 CA 9G12962 CA TRUCK TRACTOR   3
3/18/2026 CAUEHM002005 CA 9H10700 CA TRUCK TRACTOR   3
3/5/2026 CANDZ5006483 CA 9F75802 CA TRUCK TRACTOR   3
1/23/2026 CAUE5M004971 CA 70589D2 CA STRAIGHT TRUCK   3
1/15/2026 CAUEGX002438 CA 9H10700 CA TRUCK TRACTOR   3
12/22/2025 CAUE4K000064 CA 9E39374 CA TRUCK TRACTOR   2
12/17/2025 CAUEV6004975 CA 70574D2 CA STRAIGHT TRUCK   2
12/10/2025 CAUE99006226 CA 28054T3 CA STRAIGHT TRUCK   2
12/5/2025 CAUCV0001127 CA 70589D2 CA STRAIGHT TRUCK   2
12/4/2025 CAUESQ005533 CA 22043T1 CA STRAIGHT TRUCK   2
12/1/2025 CANEKW004050 CA YP51625 CA TRUCK TRACTOR   2
393.75A3-ATIS Tires - All others, leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS 8  
11/24/2025 CAUDEX007185 CA 09580L1 CA STRAIGHT TRUCK   2
392.2-SLLTCD State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g., safety official, signal, sign, light, lane marking, other 5  
11/5/2025 CANBH0009514 CA 9F33285 CA TRUCK TRACTOR   2
393.45D-B Air Brake - Audible air leak at a proper connection 4  
10/29/2025 CAUFCG000577 CA 9F37241 CA TRUCK TRACTOR   2
393.60(c) Windshield - Damaged or Discolored 1  
10/22/2025 CANCNG009541 CA 70589D2 CA STRAIGHT TRUCK   2
396.5B-HWSL Hubs - Wheel seal leaking 2  
396.3A1-OAL Other - Any air leak not attributed to the brake or suspension system. 4  
10/13/2025 CAUDFY002958 CA 9E95223 CA TRUCK TRACTOR   2
10/9/2025 CAUFCG000512 CA 9E39361 CA TRUCK TRACTOR   2
10/9/2025 CANA5N008736 CA 70589D2 CA STRAIGHT TRUCK   2
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 4  
10/8/2025 CANBH0009426 CA 9E94943 CA TRUCK TRACTOR   2
393.207A-STBW Suspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component ca (OOS) 7 + 2 (OOS)  
10/2/2025 CAUEAO005566 CA YP51627 CA TRUCK TRACTOR   2
10/1/2025 CANF9T001590 CA 42667F2 CA TRUCK TRACTOR   2
9/26/2025 CAUFCG000471 CA 9F37241 CA TRUCK TRACTOR   2
393.95(b) Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g., lamps required by 393.11, ABS lights or low air 2  
393.11A1-LFTSM Lighting - Front - Turn signal - missing. 6  
9/3/2025 CAUDQ3002214 CA 9E99217 CA TRUCK TRACTOR   2
393.11A1-CSLRR Conspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 1997 3  
393.9A-LTSI Lighting - Turn signal - Any inoperative on the rearmost vehicle. (OOS) 6 + 2 (OOS)  
393.9A-LSLI Lighting - Stop lamps - Any inoperative. 6  
9/2/2025 CAUE99006038 CA 70589D2 CA STRAIGHT TRUCK   2
8/18/2025 CAUEY5001938 CA 09430V2 CA STRAIGHT TRUCK   2
8/6/2025 CAUDLF004211 CA 28054T3 CA STRAIGHT TRUCK   2
7/27/2025 CAUCK0002952 CA XP49393 CA TRUCK TRACTOR   2
7/25/2025 CANF37001500 CA 42667F2 CA STRAIGHT TRUCK   2
396.3A1-ALBV Air Brake - Any leak from a brake valve 4  
7/1/2025 CAUDI1003070 CA 86030R3 CA TRUCK TRACTOR   2
6/27/2025 CAUFCG000264 CA 22043T1 CA STRAIGHT TRUCK   2
6/17/2025 CAUDBH003492 CA YP51627 CA TRUCK TRACTOR   1
5/20/2025 CAUEV6004475 CA 42667F2 CA STRAIGHT TRUCK   1
393.75A3-TAOL Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS (OOS) 8 + 2 (OOS)  
5/20/2025 CAUFCG000136 CA 9E99210 CA TRUCK TRACTOR   1
393.11A1-LTSM Lighting - Turn signal - Any missing on the rearmost vehicle. (OOS) 6 + 2 (OOS)  
392.2-SLLMF State/Local Laws - Wheel (mud) flaps missing or defective 1  
5/12/2025 CANDUP007040 CA YP51622 CA TRUCK TRACTOR   1
5/5/2025 CANFDT000901 CA 78405A1 CA STRAIGHT TRUCK   1
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 4  
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 4  
393.60(c) Windshield - Damaged or Discolored 1  
393.209E-SPSLA Steering - Power steering leaking anywhere. 6  
393.45D-B Air Brake - Audible air leak at a proper connection 4  
4/7/2025 CAUCIJ000495 CA 9F33282 CA TRUCK TRACTOR   1
392.2-SLLS3 State/Local Laws - Speeding 11-14 miles per hour over the speed limit 7  
393.45B2-BHTD Air Brake - Hose/tubing damage into the outer reinforcement ply. 4  
4/4/2025 CAUFBX000014 CA 11674L1 CA STRAIGHT TRUCK   1
393.207A-SAPPCBLM Suspension - Axle positioning part cracked/broken/loose/missing. 7  
393.207A-STBW Suspension - Suspension connecting rod or tracking component assembly missing the rubber bushing or the rubber bushing is worn to the extent that the component ca 7  
393.45B2-B-AIR Air Brake - Hose/tubing damaged or not secured 4  
392.2-SLLMF State/Local Laws - Wheel (mud) flaps missing or defective 1  
3/19/2025 CAUFEP004675 CA 96229E3 CA STRAIGHT TRUCK   1
392.2-SLLCP State/Local Laws - Operate a CMV while using a cellular phone 10  
3/14/2025 CAND5A007672 CA 9E90833 CA TRUCK TRACTOR   1
3/10/2025 CANDMK006087 CA YP51625 CA TRUCK TRACTOR   1
3/4/2025 CAUESQ004728 CA YP51622 CA TRUCK TRACTOR   1
2/18/2025 CAUE99005497 CA 9F49176 CA TRUCK TRACTOR   1
2/12/2025 CAUEY5001515 CA 09430V2 CA STRAIGHT TRUCK   1
2/10/2025 CAUEAO004964 CA 9E99210 CA TRUCK TRACTOR   1
1/29/2025 CAUECE006839 CA 88211X3 CA STRAIGHT TRUCK   1
1/10/2025 CANE1M006205 CA 28054T3 CA STRAIGHT TRUCK   1
12/31/2024 CANE1M006158 CA 00320C4 CA STRAIGHT TRUCK   1
396.3A1-BALR Air Brake - Fails air loss rate test (OOS) 4 + 2 (OOS)  
396.3A1-BALAC Brake - Audible air leak from a brake chamber 4  
12/26/2024 CAUE99005324 CA 9E94942 CA TRUCK TRACTOR   1
12/11/2024 CANE1M006078 CA 9F33286 CA TRUCK TRACTOR   1
393.45B2-BHTD Air Brake - Hose/tubing damage into the outer reinforcement ply. (OOS) 4 + 2 (OOS)  
12/10/2024 CAUE99005275 CA 88213X3 CA STRAIGHT TRUCK   1
12/9/2024 CAUCK0002472 CA 9F01066 CA TRUCK TRACTOR   1
11/26/2024 CAUEY5001281 CA 58029H1 CA STRAIGHT TRUCK   1
11/18/2024 CAUE7D002650 CA 28054T3 CA STRAIGHT TRUCK   1
11/12/2024 CAUE99005180 CA 9F49176 CA TRUCK TRACTOR   1
11/12/2024 CAUDJB004039 CA 9F75803 CA TRUCK TRACTOR   1
10/28/2024 CAUDFY002438 CA 88212X3 CA TRUCK TRACTOR   1
10/24/2024 CAUECE006549 CA 9G12961 CA TRUCK TRACTOR   1
10/24/2024 CAUDEX006093 CA 22043T1 CA STRAIGHT TRUCK   1
10/24/2024 CAUECE006540 CA 9E90833 CA TRUCK TRACTOR   1
10/24/2024 CAUECE006541 CA 9E94943 CA TRUCK TRACTOR   1
10/23/2024 CAUE45000271 CA 9E94944 CA TRUCK TRACTOR   1
10/17/2024 CANEID002597 CA YP51623 CA TRUCK TRACTOR   1
396.5(b) Oil and/or grease leak 3  
10/16/2024 CAUDR4005159 CA 9F33284 CA TRUCK TRACTOR   1
392.2-SLLIT State/Local Laws - Improper turns 5  
9/27/2024 CAUE99005060 CA 96229E3 CA STRAIGHT TRUCK   1
9/16/2024 CAUDFY002394 CA 9G12963 CA TRUCK TRACTOR   1
8/30/2024 CAUBWX000650 CA 86030R3 CA TRUCK TRACTOR   1
8/27/2024 CAUCED003519 CA 09430V2 CA STRAIGHT TRUCK   1
393.207(a) Axle positioning parts defective/missing 7  
7/30/2024 CAUFUE000513 CA 78433A1 CA STRAIGHT TRUCK   1
392.2LV Lane Restriction violation 3  
7/2/2024 CAUF42006271 CA 58029H1 CA STRAIGHT TRUCK   1
393.9 Inoperable Required Lamp 2  
6/28/2024 CAND6S007230 CA 70589D2 CA STRAIGHT TRUCK   1
6/27/2024 CANDMK005410 CA 11674L1 CA STRAIGHT TRUCK   1

Reviewed-Not Preventable Crash Activity (vehicles involved in crashes)

Total Number of Crashes: 0

This carrier has no crashes to display.

Crashes Included in SMS (vehicles involved in crashes)

Total Number of Crashes: 3

Report Vehicle Crash Measure = Sum of the Total Weight (TotW)
Date Number State Plate Number Plate State Fatal Inj. Tow. HM Severity Weight
(SW)
Time Weight
(TiW)
Total Weight
(TotW)
7/29/2025 CA0009871942 CA YP51626 CA 0 2 Yes No 2 2 4
11/11/2024 CA2652403765 CA 9G12961 CA 0 0 Yes No 1 1 1
10/16/2024 CA1502400601 CA 9F33284 CA 0 0 Yes No 1 1 1

Investigation Results

Acute/Critical Violations: 0

This carrier has no Acute/Critical violations to display.

Summary of Activities

The summary includes information on the 5 most recent investigations and 24 months of inspections and crash history.

  • 84
    • 58
    • 26
  • : 3

*Crashes listed represent a motor carrier’s involvement in reportable crashes, regardless of the carrier’s or driver’s role in the crash. Continue for details.

Continue for more Crash, Inspection & Investigation Details

Inspection Selection System

As part of FMCSA’s IT modernization strategy, we are in the process of merging our data platforms to make it easier for you to find the information you need. During this transition, please refer to the links below for additional information about this carrier.

Enforcement Cases

(Six years as of 07/31/2026 updated monthly from FMCSA )

No penalties found

Tools/Resources

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