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Freight Carrier · Hesperia, CA

HI GRADE MATERIALS CO

Name: HI GRADE MATERIALS CO
Address: 17671 BEAR VALLEY RD, HESPERIA, CA, 92345, US
Telephone: (760) 244-9325

17671 BEAR VALLEY RD · Hesperia, CA 92345

AUTHORIZED FOR:

(760) 244-9325 Tap to call

MC #661249
USDOT #478361 USDOT Active

140
Power Units
100
Drivers
Carrier
Entity Type

About this carrier

HI GRADE MATERIALS CO is a Hesperia, CA freight carrier that is authorized for: in the state of California. This company has 140 truck(s) in their fleet and 100 truck drivers. Their motor carrier number is MC-661249 and their USDOT number is 478361.

Sourced from FMCSA SAFER · last filed 01/20/2026 · last updated Jun 26, 2026.

Carrier Details

Operating Status AUTHORIZED FOR:
MCS-150 Filed 01/20/2026
MCS-150 Mileage 3,743,484 (2025)

Authority & Operations

Operation Classification

Authorized for Hire

Carrier Operation

Interstate

Cargo Authorized

Commodities Dry Bulk

Operating Territory

Map of states where this carrier has roadside inspections

Inspection activity Inspected in 1 state over the past 24 months: CA (36). Home base: Hesperia, California.

Safety Record

8 Severe Violations Updated Jul 16, 2026

Crashes (24 mo)

0
Fatal
2
Injury
0
Tow
2
Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0 0 Crash Indicator Not Public — Hours of Service 0 0 Vehicle Maintenance 4.72 14 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 0 0

Inspection Summary

36
Total
22
Clean
14
With violations

24-month window ending Jun 26, 2026

Violations Cited 24 unique codes

Critical 9

393.75C-TAOTD-LT2/32Tires - Less than 2/32 inch tread depth2× SW 8
393.207A-SAPPASSuspension - Axle positioning part cracked/broken/loose/missing resulting in axle shift1× OOS×1 SW 7
393.207A-SUBLSuspension - U-bolt, u-bolt bottom plate, or other axle clamp bolt loose/cracked/broken/missing.1× OOS×1 SW 7
393.45B2-BHTDAir Brake - Hose/tubing damage into the outer reinforcement ply.1× OOS×1 SW 4
393.70C-CDTDSMCoupling - Full Trailer, drawbar slider movement more than 1/4 inch1× OOS×1 SW 3
393.201A-FRBFCFrame - Cracked siderail bottom flange at least 1 inch long1× OOS×1 SW 2
393.205A-WRTCWheel/Rim - Two or more cracks anywhere.1× OOS×1 SW 2
393.201A-FRMCFrame - Cracked/loose/broken frame member affecting support of functional components1× OOS×1 SW 2
396.5B-HWSLHubs - Wheel seal leaking1× OOS×1 SW 2

Vehicle Maintenance 15

393.207A-SAPPCBLMSuspension - Axle positioning part cracked/broken/loose/missing.4× SW 7
393.9A-LTSILighting - Turn signal - Any inoperative on the rearmost vehicle.1× SW 6
393.9A-LSLILighting - Stop lamps - Any inoperative.1× SW 6
393.9A-LHLILighting - Headlamp(s) - Any inoperative1× SW 6
393.47D2-BLTBDDrum Brake - Inadequate lining/pad thickness2× SW 4
393.47(e)Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt2× 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
396.9D2-FTFFailing to correct the violation(s)/defect(s) noted on the roadside inspection report1× SW 4
396.3A1-OALOther - Any air leak not attributed to the brake or suspension system.1× SW 4
396.3A1-BALACBrake - Audible air leak from a brake chamber1× SW 4
393.45D-BAir Brake - Audible air leak at a proper connection1× SW 4
393.43D-BIPBSBrake - Inoperative or missing trailer Spring Brake1× SW 4
393.95A4-EEUSEmergency Equipment - Fire Extinguishers - unsecured2× SW 2
393.201A-FRCLSFrame - Cracked/loose/sagging/broken frame or chassis2× SW 2
393.86B2-RIGRear Impact Guards - All other CMV's, manufactured after December 31, 1952 inadequate construction/attachment1× SW 2

Locations

Physical Address

HI GRADE MATERIALS CO
17671 BEAR VALLEY RD
HESPERIA, CA 92345

Mailing Address

HI GRADE MATERIALS CO
17671 BEAR VALLY RD
HESPERIA, CA 92345

Location on Map

Google Directions Apple Maps Waze OpenStreetMap

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HI GRADE MATERIALS CO

About this carrier

Carrier Details

Authority & Operations

Cargo Authorized

Operating Territory

Crashes (24 mo)

Behavior Categories (BASICs)

Inspection Summary

Violations Cited 24 unique codes

Critical 9

Vehicle Maintenance 15

Locations

Location on Map

Related Companies

Same physical address 1

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Why Capacity Won't Flood Back This Time

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