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FMCSA - Federal Motor Carrier Safety Adminstration

CSA - Compliance, Safety, Accountability

Working Together for Safety.


SMS - Safety Measurement System SMS - Safety Measurement System

RYAN BROS TRUCKING INC

  • 101191
  • 180 LANE 3
    THERMOPOLIS, WY 82443
  • 75
  • 44
  • 48

Safety Rating & OOS Rates AND Licensing and Insurance

As part of FMCSA’s IT modernization strategy, we are merging our data platforms to make it easier for you to find the information you need. For safety rating, Out-of-Service (OOS) rates, and licensing and insurance information, visit Motus, the FMCSA Registration and Management system.

Vehicle Maintenance

More Info

On-Road Performance

4.15 How is the measure calculated?

Safety Event Group: 21-100 relevant vehicle inspections

Investigation Results

No Acute/Critical Violations Discovered

Expand Graph

Carrier Measure Over Time

  • Trends

This graph displays a carrier’s measure based on 24 months of on-road performance. Zero indicates the best performance. To see how the measure is calculated click here. To see how the measure relates to percentile click here. Expand for more information.

  • 8
  • 6
  • 4
  • 2
  • 0
  • -2
  • Nov 28
  • Dec 26
  • Jan 30
  • Feb 27
  • Mar 27
  • Apr 24
  • 2025
  • 2025
  • 2026
  • 2026
  • 2026
  • 2026
  Nov 28 2025 Dec 26 2025 Jan 30 2026 Feb 27 2026 Mar 27 2026 Apr 24 2026
Measure 4.58 4.37 4.60 3.91 4.00 4.15
Measure 0 0 0 0 0 0

Violation Summary

Vehicle Maint. Violations: 21

Violations Description # Violations # OOS Violations Violation Severity Weight
393.75A3-TAOL Tires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS 3 3 8
393.45D-B Air Brake - Audible air leak at a proper connection 2 0 4
392.2SLSNC State/Local Laws - CMV snow chains required 1 0 2
393.100B-C Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV 1 1 7
393.205(c) Wheel fasteners loose and/or missing 1 0 2
393.45 Brake tubing and hose adequacy 1 0 4
393.45DCPC Brake Connections with Constrictions - Connection to Power Unit 1 0 4
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 1 0 4
393.53B-B Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear 1 0 4
393.55(d)(3) No or Defective ABS Malfunction Indicator for towed vehicles on vehicles manufactured after February 2001 1 0 4
393.55(e) No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 1 0 4
393.55D2-B Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1, 2001 for towed vehicle. 1 0 4
393.55E-B Air Brake - ABS malfunction lamp defective on trailers manufactured on or after March 1, 1998 1 0 4
393.70B2-CDLMP Coupling - Locking mechanism parts are missing/broken/deformed and kingpin is not secure 1 1 3
393.75(a) Flat tire or fabric exposed 1 1 8
393.75A1-TRPET Tires - Has more two or more plies are exposed in the tread area exceeding 2 square inches. 1 1 8
393.95(f) Emergency Equipment - Stopped vehicle warning devices missing or improper 1 0 2
393.9TS Inoperative turn signal 1 0 6

Inspection History

Vehicle Inspections: 27

Please select to view your Inspection History. You can also sort your data by Date, Report Number, Vehicle Type, etc.

(or)
Report Vehicle Measure = Sum of the Total Weight (TotW) Sum of the Time Weight (TiW)
Inspection Date Number State Plate Number Plate State Type Severity Weight
(SW)
Time Weight
(TiW)
Total Weight
(TotW)
Sum of measure weights Sum of measure weights 116 40 166
TotW TiW
=
166 40
= 4.15
More Info

*** The sum of all violation severity weights (violation weight + out-of-service) for this inspection has been capped at 30.

Investigation Results

Vehicle Maint. Acute/Critical Violations: 0

This carrier has no Vehicle Maintenance Acute/Critical Violations to display.

Summary of Activities

The summary includes information on the 5 most recent investigations and 24 months of inspections and crash history.

  • 7/21/2025 (CTFR Only)
  • 48
    • 32
    • 16
  • : 1

*Crashes listed represent a motor carrier’s involvement in reportable crashes, regardless of the carrier’s or driver’s role in the crash. Continue for details.

Continue for more Crash, Inspection & Investigation Details

Inspection Selection System

As part of FMCSA’s IT modernization strategy, we are merging our data platforms to make it easier for you to find the information you need. For safety rating, Out-of-Service (OOS) rates, and licensing and insurance information, visit Motus, the FMCSA Registration and Management system.

Enforcement Cases

(Six years as of 05/16/2026 updated monthly from FMCSA )

No penalties found

Tools/Resources

SMS Methodology How to Improve Request a Data Review
For U.S. DOT# 101191
Complete SMS Profile Carrier History Downloads