FMCSA Carrier Profile
ROCKY MOUNTAIN STEEL INC
Owner / Officer: Don Thornton
Active
Satisfactory
Active 26 yrs, 3 mo
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Satisfactory
0th pct · 1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting Notes
ROCKY MOUNTAIN STEEL INC is an active FMCSA-registered motor carrier based in Nampa, Idaho, operating under DOT 531973. No high-severity flags were found on authority or insurance records. Across 1 FMCSA inspection on record, this carrier shows 200.0% vehicle OOS and 0.0% driver OOS. Authority and safety history are clean as of this page's last update.
FMCSA Registration
DOT Number
531973
Operating Status
Active
Safety Rating
Satisfactory
Entity Type
Corporation
MCS-150 Filed
March 13, 2025
FMCSA Registration
August 2, 1993
Authority Granted
April 27, 2000
Annual Mileage
53,702 mi (2024)
Contact Information
Address
400 3rd Ave N, Nampa, ID 83687-3484
Phone
Email
Owner / Officer
Don Thornton
Officer 2
Julie R Vaudrey
Operating Authority
MC266711
Common Carrier, Contract Carrier, Broker
Is this your company?
Stop waiting on broker payments — see what factoring your invoices with RTS would cost.
Partner offer · CarrierChk may be compensated
Safety Percentile
0th percentile
vs. peer carriers
✓ Below FMCSA alert threshold (65th pct) · lower percentile = fewer violations than peers · source: FMCSA SMS
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
1
Vehicle Inspections
1
Total OOS Orders
2
Violations by Category
Vehicle Maintenance5
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate200.0% · national avg 20.7%
⚠ Above national average (179.3pp higher)
Inspection Trend by Year
2026
Inspection Records (1)
| Date | State | Level | Vehicle | Viol. | Status |
|---|---|---|---|---|---|
| May 14, 2026 | ID | Level I — Full | KENWORTH · 1XKZD49X8FJ435388 | 5 | 2 OOS |
Authority History
| Date | Status | Type |
|---|---|---|
| April 27, 2000 | GRANTED | Contract Carrier |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| March 7, 2000 | CONTRACT | On Record |
Other Carriers in Nampa, ID
Data sourced from FMCSA MCMIS via Socrata. Last updated: August 8, 2026.
Verify directly on FMCSA SAFER Web.
Verify Any Carrier Free
Search any DOT or MC number for live authority status, insurance on file, and full safety history.
This profile is built from public FMCSA records. If this is your company, you can hide your contact details or remove this page.