# DIAMOND TRUCKING INC (USDOT 491637)

> DIAMOND TRUCKING INC (USDOT 491637) has a Vektor safety score of 88/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jul 18, 2026.
>
> The carrier holds active contract for-hire operating authority per FMCSA L&I as of Jul 18, 2026.
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> It has an active BIPD insurance filing with a $2,000,000 limit in force from NATIONAL INTERSTATE INSURANCE COMPANY effective May 1, 2022 in FMCSA L&I's current snapshot as of Jul 18, 2026.
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> Its vehicle out-of-service rate was 1.4% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jul 18, 2026.
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> The carrier received 150 roadside inspections in the last 24 months — 145 vehicle-level and 150 driver-level — across 8 states, according to FMCSA roadside-inspection data refreshed Jul 18, 2026.
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> The carrier has 7 reportable crashes in the last 24 months and 1 fatal crash across the full FMCSA crash record available as of Jul 18, 2026.
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> It reports 76 power units and 81 drivers in its most recent MCS-150 filing dated Jan 14, 2026.
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> It has an FMCSA safety rating of Satisfactory assigned Oct 1, 2008 in the federal record refreshed Jul 18, 2026.

## Verdict
- Vektor verdict: Clear to load
- Vektor safety score: 88/100 (0–100, higher is safer)
- FMCSA snapshot: Jul 18, 2026

## Authority & insurance
- Common for-hire authority: None
- Contract for-hire authority: Active
- Broker authority: None
- BIPD insurance: Active filing — $2,000,000 limit · NATIONAL INTERSTATE INSURANCE COMPANY · effective May 1, 2022

## Safety — FMCSA roadside record, trailing 24 months
- Roadside inspections (24 months): 150 — 145 vehicle-level, 150 driver-level
- Vehicle out-of-service rate (24 months): 1.4% — vs 22.26% CVSA national average, at or below benchmark
- Driver out-of-service rate (24 months): 0.0% — vs 6.67% CVSA national average, at or below benchmark
- Reportable crashes (24 months): 7
- Fatal crashes (full FMCSA record): 1
- FMCSA safety rating (separate federal field): Satisfactory, assigned Oct 1, 2008

## Fleet
- Power units: 76
- Drivers: 81
- Most recent MCS-150 filing: Jan 14, 2026

## Identity
- USDOT: 491637
- Docket: MC-240905
- Legal name: DIAMOND TRUCKING INC
- Doing business as: DIAMOND TRUCKING
- Domicile: PHOENIX, AZ
- Hazmat: Yes
- Registered with FMCSA: Jul 21, 1992
- States with observed roadside inspections: 8

Source: FMCSA public records via the U.S. DOT Open Data Portal · data as of Jul 18, 2026. A Vektor verdict is deterministic decision support computed from that record — not an FMCSA safety rating and not an endorsement.

Canonical profile: https://vektortms.com/directory/trucking-companies/diamond-trucking-inc-usdot-491637