Gray Transportation Inc
USDOT 322235 · MC-184341 · Waterloo, Iowa · Interstate for-hire carrier · 100–249 power units
Gray Transportation Inc is a corporation based in Waterloo, Iowa, registered with the FMCSA as an interstate carrier (authorized for hire). It reports 173 power units and 173 drivers, which ranks it #41 by fleet size among 165 active for-hire carriers with 50+ power units headquartered in Iowa. In the 24 months to Sep 24, 2026 its trucks were inspected 102 times – about 0.6 inspections per power unit. 24.2% of vehicle inspections and 0.0% of driver inspections ended with an out-of-service order, against 18.8% and 2.6% for carriers of the same size nationally. FMCSA records 4 reportable crashes in the last 24 months (1 injury, 0 fatalities, 4 tow-away), or 2.3 per 100 power units versus 4.5 for its size band. Crash counts in FMCSA data do not indicate fault. Its registered cargo types are general freight, machinery, large objects, fresh produce, meat, refrigerated food.
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Registration and contact
| Legal name | Gray Transportation Inc |
|---|---|
| DBA name | — |
| USDOT number | 322235 |
| Operating authority (docket) | MC-184341 |
| Entity type | Authorized for Hire |
| Operation | Interstate |
| Business type | Corporation |
| Physical address | 2459 Gt Drive, Waterloo, IA 50703 |
| Phone | (319) 234-3930 |
| First registered | Jul 28, 1988 |
| Last MCS-150 update | Jan 31, 2025 |
| Hazmat carrier | No |
Check live authority, insurance and out-of-service status: FMCSA SAFER snapshot for USDOT 322235.
Fleet and drivers
| Equipment | Owned | Term-leased | Trip-leased |
|---|---|---|---|
| Straight trucks | 0 | 0 | 0 |
| Truck tractors | 0 | 173 | 0 |
| Trailers | 600 | 0 | 0 |
- 1.00 drivers per power unit (national median for 50+ unit fleets: 0.99).
- 3.5 trailers per tractor – a drop-and-hook style trailer pool.
- 14,954,886 miles reported for 2024 – about 86,444 miles per power unit vs a 41,613 median for 100–249-unit fleets.
- 78% of listed equipment is owned rather than leased.
- 172 CDL drivers; 129 drivers operate interstate beyond 100 miles, 0 within 100 miles.
Safety record
Roadside inspections Sep 25, 2024 – Sep 24, 2026; crashes Nov 1, 2024 – Oct 31, 2026. Benchmarks: 100–249-unit for-hire carriers nationally (2,611) and Iowa carriers with 50+ units (165).
| Measure | Gray Transportation Inc | Same size, US | IA average | |
|---|---|---|---|---|
| Vehicle out-of-service rate | 24.2% | 18.8% | 19.3% | 29% higher than average |
| Driver out-of-service rate | 0.0% | 2.6% | 1.3% | none recorded |
| Crashes per 100 power units | 2.3 | 4.5 | 4.7 | 48% lower than average |
| Inspections | 102 | 102 with a driver check, 33 with a vehicle check, 74 BASIC violations recorded, 2 hazmat-related | ||
| FMCSA safety rating | Satisfactory (rated Dec 7, 2015) | |||
Cargo carried
Similar carriers in Iowa
Closest fleet size and cargo mix among Iowa carriers in this directory.
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Monson & Sons Inc USDOT 1281660 | Britt | 175 | 165 | 186 | 23.8% | 10 |
| Dedicated Transportation Systems LLC USDOT 514689 | Davenport | 83 | 75 | 99 | 29.7% | 6 |
| Perishable Distributors of Iowa Ltd USDOT 265725 | Ankeny | 175 | 187 | 142 | 37.5% | 6 |
| T R D Trucking Inc USDOT 1948417 | New Hampton | 94 | 93 | 115 | 17.0% | 12 |
| Loffredo Gardens Inc USDOT 464273 | Des Moines | 78 | 101 | 93 | 11.1% | 3 |
| Van Wyk Inc USDOT 69971 | Sheldon | 222 | 221 | 335 | 10.7% | 19 |
Other carriers near Waterloo
| Carrier | City | Power units | Drivers | Inspections (24 mo) | Vehicle OOS | Crashes (24 mo) |
|---|---|---|---|---|---|---|
| Warren Transport Inc USDOT 1896 | Waterloo | 343 | 340 | 521 | 30.7% | 25 |
| X Trans Inc USDOT 1680133 | Waterloo | 110 | 99 | 329 | 45.6% | 13 |
| Aspro Inc USDOT 744093 | Waterloo | 79 | 120 | 10 | 100.0% | 0 |
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FAQ
What is the USDOT number of Gray Transportation Inc?
Gray Transportation Inc is registered with USDOT number 322235 and operating authority MC-184341.
How many trucks does Gray Transportation Inc have?
It reports 173 power units (173 tractors, 0 straight trucks) and 600 trailers, with 173 drivers, on its last MCS-150 update (Jan 31, 2025).
Where is Gray Transportation Inc located?
Its registered physical address is in Waterloo, Iowa 50703.
What is the out-of-service rate of Gray Transportation Inc?
Over 24 months, 24.2% of vehicle inspections and 0.0% of driver inspections resulted in an out-of-service order (same-size national average: 18.8% vehicle, 2.6% driver).
Source: FMCSA Company Census File, SMS inspection file and Crash File (data.transportation.gov), refreshed 2026-11-04. Figures are as reported to FMCSA and may lag. How we calculate these numbers. Spotted an error? Carriers update their record with FMCSA via the MCS-150 form; see corrections.