Diamond Trucking INC (USDOT 491637)
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- DOT number
- USDOT 491637
- Docket (MC) number
- MC240905
- Operating authority
- Common carrier authority: active; Contract carrier authority: active.
- Authority granted
- 1992-03-16
- Insurance on file
- Liability (BIPD) insurance on file for $3,000,000. Cargo insurance on file.
- Safety rating
- Satisfactory (rating decision 2008-10-01)
- Fleet on file
- 76 power units, 81 drivers
- Operation type
- Interstate
- Physical address
- 5701 W VAN BUREN ST, PHOENIX, AZ 85043
- MCS-150 last filed
- 2026-01
Findings
- Safety rating is more than 5 years old (Note): Rating Satisfactory issued 2008-10-01 (17 years ago); most recent FMCSA review 2008-09-30 (17 years ago). Both exceed the 5-year audit cycle
Frequently asked questions
What carrier is DOT 491637?
DOT 491637 (USDOT 491637) is Diamond Trucking INC, an interstate motor carrier.
What carrier is MC 240905?
MC 240905 is the docket number of Diamond Trucking INC, USDOT 491637.
What is Diamond Trucking INC's MC number?
Diamond Trucking INC's docket number is MC 240905. Its USDOT number is 491637.
Is Diamond Trucking INC currently authorized to operate?
Common carrier authority: active; Contract carrier authority: active. Source: FMCSA registration and licensing records.
Does Diamond Trucking INC have insurance on file with FMCSA?
Liability (BIPD) insurance on file for $3,000,000. Cargo insurance on file.
Who provides Diamond Trucking INC's insurance?
Diamond Trucking INC's liability insurance is filed with FMCSA by General Star Indemnity Company.
What is Diamond Trucking INC's safety record?
In the last 24 months, FMCSA records show a 1.4% vehicle out-of-service rate for Diamond Trucking INC, from 2 of 145 vehicle inspections, against a national average of 22.9% (fleetfax-computed from FMCSA inspections, as of 2026-08-26). FMCSA records also show 7 recordable crashes in the same window.
What is Diamond Trucking INC's CSA score?
FMCSA does not publish a single CSA score for carriers. Diamond Trucking INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Diamond Trucking INC's FMCSA safety rating?
Diamond Trucking INC's FMCSA safety rating is Satisfactory, from a review decided 2008-10-01.
Changes over time
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Sources
- Registration: latest available from FMCSA MCMIS census
- Contact: latest available from FMCSA MCMIS census
- Safety rating: latest available from FMCSA MCMIS census
- Authority: latest available from FMCSA MOTUS
- Insurance: latest available from FMCSA MOTUS
Sourced from FMCSA public records. fleetfax surfaces the facts; brokers make the judgment.