GRAY TRANSPORTATION INC
AUTHORIZEDUSDOT
322235
MC Number
184341
Fleet Size
173
Total Drivers
173
FMCSA-derived snapshot updated: August 30, 2026. This is not a real-time record; verify critical authority, insurance and safety details directly with FMCSA.
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Safety overview
GRAY TRANSPORTATION INC is a large interstate motor carrier based in WATERLOO, Iowa, operating 173 power units with 173 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 8 crashes on file (2 with injuries). FMCSA records show 137 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 Iowa is 7.4% and the average vehicle OOS rate is 29.9% across 26,539 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
137
Total
73%
Driver %
Insurance on file
Liability (BIPD)
Not on file
Cargo
LEXINGTON INSURANCE COMPANY — eff. Aug 1, 2007
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
8
Total Crashes
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Frequently asked questions
Is GRAY TRANSPORTATION INC authorized to operate?
CarrierOwl's FMCSA-derived snapshot for GRAY TRANSPORTATION INC (USDOT #322235) shows "AUTHORIZED" status. The snapshot lists them as an interstate carrier. Verify the current official record with FMCSA before booking a load.
What is GRAY TRANSPORTATION INC's safety record?
GRAY TRANSPORTATION INC has 137 inspections in CarrierOwl's current imported snapshot and 8 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 GRAY TRANSPORTATION INC operate?
GRAY TRANSPORTATION INC operates 173 power units with 173 drivers on file. That puts them in the large carrier category by FMCSA standards.
Does GRAY TRANSPORTATION INC transport hazardous materials?
No. GRAY TRANSPORTATION INC does not have a hazardous materials flag in the FMCSA database.
Where is GRAY TRANSPORTATION INC located?
GRAY TRANSPORTATION INC is based in WATERLOO, Iowa at 2459 GT DRIVE, 50703. Phone: (319) 234-3930.
What are GRAY TRANSPORTATION INC's out-of-service rates?
GRAY TRANSPORTATION INC'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 34.0%, 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.