GRAY TRANSPORTATION INC
173-unit mixed-freight carrier based in Waterloo, IA. Current peer-cohort grade: A (strong).
- USDOT
- 322235
- MC
- MC184341
- Based
- Waterloo, IA
- Contact
- 3192343930 · dgray@graytran.com
What this carrier is
GRAY TRANSPORTATION INC is a large-fleet mixed-freight carrier based in Waterloo, IA. Operating footprint: 173 power units, 173 drivers. The carrier runs over-the-road lanes and holds active MC184341 authority. Listed cargo classifications include general freight and other: mechanical parts. FMCSA safety rating on file: Satisfactory (Dec 7, 2015).
Fleet composition on file: 600 owned trailers, 173 term-leased tractors.
For shippers and brokers: this carrier reads as low-risk on peer-cohort measures with no acute or critical flags in the current window.
At a glance
Safety record
Grade shown here is ProHRHQ analysis based on public FMCSA data. It is not an official FMCSA safety rating. The authoritative federal record is on FMCSA SAFER/SMS.
Current peer-cohort snapshot based on public FMCSA BASIC measures. Peer cohort: 43 motor carriers operating 173 power units.
No acute or critical violation flags in the current review window.
The strongest signal is Driver Fitness at 4.1% of peer cohort average — well under norm. Combined with a clean acute-flag picture, that supports the A grade. Main caution: nothing stands out as disqualifying on this record.
| BASIC | Carrier (3yr, weighted) | Cohort avg | vs. cohort | Acute |
|---|---|---|---|---|
| Unsafe Driving | 81 | 97.72 | 82.9% | No |
| Hours-of-Service | 13 | 69.16 | 18.8% | No |
| Driver Fitness | 1 | 24.68 | 4.1% | No |
| Controlled Substances/Alcohol | 0 | 0.00 | — | No |
| Vehicle Maintenance | 93 | 239.04 | 38.9% | No |
| Hazmat | 0 | 3.24 | 0.0% | n/a |
Against similarly sized 173-power-unit peers, this carrier is below cohort average in Unsafe Driving, Hours-of-Service, Driver Fitness, and Vehicle Maintenance.
Inspection and violation record
Last 3 years of public roadside history for USDOT 322235: 408 inspections across 31 states. Most recent inspection: Mar 16, 2026 in IL.
| BASIC | Violations (3 yr) |
|---|---|
| Unsafe Driving | 168 |
| Hours-of-Service | 54 |
| Driver Fitness | 1 |
| Vehicle Maintenance | 180 |
| Total violations | 412 (82 out-of-service) |
Crash record (3 yr): 9 reportable crashes , 2 with reported injuries . Most recent: Feb 20, 2025.
What this carrier likely fits
This is a mixed-freight carrier that runs over-the-road lanes, primarily interstate over 100 miles, at a large fleet scale, with general freight, and other: mechanical parts on the FMCSA cargo classification list. Trailer-heavy fleet composition (600 trailers against 173 tractors) is consistent with drop-and-hook or dedicated lane operation.
Drawn from FMCSA-reported cargo classifications, route profile, and fleet composition. Not a substitute for direct confirmation of equipment and lane capability with the carrier.
Key takeaways
- Grade A (strong) against 43 peer carriers operating 173 power units.
- No acute or critical violation flags in the current review window.
- 208 inspections in the 24-month SMS window (1 driver OOS, 34 vehicle OOS).
- Three-year public record: 412 violations, 9 reportable crashes.
- Hazmat is the strongest area — 0.0% of peer cohort average (well under norm).
- Operates as a large-fleet mixed-freight carrier running over-the-road lanes with 173 power units on file.
Is this your carrier?
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