HI GRADE MATERIALS CO
AUTHORIZEDUSDOT
478361
MC Number
661249
Fleet Size
140
Total Drivers
100
FMCSA-derived snapshot updated: August 23, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
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Safety overview
HI GRADE MATERIALS CO is a large interstate motor carrier based in HESPERIA, California, operating 140 power units with 100 drivers. CarrierOwl is currently validating BASIC percentile display against the official FMCSA SMS portal; use the inspection, out-of-service, crash, authority, and insurance data below as the primary public safety indicators on this page. Their driver out-of-service rate of 0.0% comes in under the 6.7% national average. They have 2 crashes on file (2 with injuries). FMCSA records show 41 inspections for this carrier.
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BASIC scores
Under reviewCarrierOwl is validating BASIC percentile calculations against the official FMCSA SMS portal. Until that review is complete, use FMCSA directly for current BASIC percentiles and use the inspection, out-of-service, crash, authority, and insurance data on this page as supporting indicators.
BASIC percentile display is temporarily paused while we validate CarrierOwl's methodology against the official FMCSA SMS portal.
Out-of-service rates vs. national average
An out-of-service order means the driver or vehicle was pulled from operation during a roadside inspection.
For reference, the average driver OOS rate in California is 9.3% and the average vehicle OOS rate is 22.8% across 321,883 carriers.
Company details
- Entity Type
- N/A
- Carrier Operation
- Interstate
- Operation Classification
- Authorized For Hire
- Cargo Carried
- N
- Hazmat
- No
- Safety Rating Date
- N/A
Inspections
41
Total
45%
Driver %
Insurance on file
Liability (BIPD)
OLD REPUBLIC INSURANCE COMPANY — eff. Mar 1, 2020
Cargo
Not on file
Surety Bond
Not on file
Trust Fund
Not on file
Source: Legacy FMCSA. Verify current filings directly with FMCSA before relying on them.
Crash history
2
Total Crashes
Similar carriers in California
Other carriers in the same state with a similar fleet size.
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SEA-LOGIX LLC
Frequently asked questions
Is HI GRADE MATERIALS CO authorized to operate?
CarrierOwl's FMCSA-derived snapshot for HI GRADE MATERIALS CO (USDOT #478361) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is HI GRADE MATERIALS CO's safety record?
HI GRADE MATERIALS CO has 41 inspections in CarrierOwl's current imported snapshot and 2 matching crashes. They do not show a formal FMCSA safety rating in CarrierOwl's current data. A zero result is limited to the dataset and snapshot window. Verify current BASIC percentiles and crash information directly with FMCSA before relying on them.
How many trucks does HI GRADE MATERIALS CO operate?
HI GRADE MATERIALS CO operates 140 power units with 100 drivers on file. That puts them in the large carrier category by FMCSA standards.
Does HI GRADE MATERIALS CO transport hazardous materials?
No. HI GRADE MATERIALS CO does not have a hazardous materials flag in the FMCSA database.
Where is HI GRADE MATERIALS CO located?
HI GRADE MATERIALS CO is based in HESPERIA, California at 17671 BEAR VALLEY RD, 92345. Phone: (760) 244-9325.
What are HI GRADE MATERIALS CO's out-of-service rates?
HI GRADE MATERIALS CO's driver out-of-service rate is 0.0%, compared with the 6.7% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record. Their vehicle out-of-service rate is 15.8%, compared with the 23.4% reference shown by FMCSA SMS when checked August 4, 2026. Interpret the difference with inspection volume and verify the current FMCSA record.