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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

COWBOY AND SONS LLC

  • 1946178
  • 5610 CRYSTAL LAKE BLVD
    DALLAS, TX 75236
  • 18
  • 11
  • 25

Safety Rating & OOS Rates

(As of 03/21/2026 updated daily from SAFER )

Not Rated

Out of Service Rates

Type OOS % National Avg %
Vehicle 47.8 23.4
Driver 12.0 6.7
Hazmat 4.4

Licensing and Insurance

(As of 03/21/2026 updated hourly from L&I )

Active For-Hire Authority
Type Yes/No MC#/MX#
Property No
Passenger No
Household Goods No
Broker No

Vehicle Maintenance

More Info

On-Road Performance

16.00 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.

  • 24
  • 18
  • 12
  • 6
  • 0
  • -6
  • Sep 26
  • Oct 31
  • Nov 28
  • Dec 26
  • Jan 30
  • Feb 27
  • 2025
  • 2025
  • 2025
  • 2025
  • 2026
  • 2026
  Sep 26 2025 Oct 31 2025 Nov 28 2025 Dec 26 2025 Jan 30 2026 Feb 27 2026
Measure 18.97 19.44 19.40 19.12 17.37 16.00
Measure 0 0 0 0 0 0

Violation Summary

Vehicle Maint. Violations: 95

Violations Description # Violations # OOS Violations Violation Severity Weight
396.17(c) Operating a CMV without proof of a periodic inspection 9 0 4
396.3(a)(1) Inspection, repair and maintenance of parts and accessories 6 1 2
393.45B2UV Brake Hose or Tubing Chafing and/or Kinking Under Vehicle 5 1 4
393.47(e) Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt 5 0 4
393.55(e) No or Defective ABS Malfunction Indicator Lamp for trailer manufactured after 03/01/1998 5 0 4
393.45DLUV Brake Connections with Leaks Under Vehicle 4 0 4
393.53(b) CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear 4 0 4
393.9 Inoperable Required Lamp 4 0 2
393.9H Inoperable head lamps 4 0 6
393.11TL Truck-Tractor lower rear mud flaps retroreflective sheeting / reflex reflective material requirements for vehicles manufactured after July 1997 3 0 3
393.47(b) Mis-matched brake chambers on same axle 3 3 4
393.95(a) No/discharged/unsecured fire extinguisher 3 0 2
393.95(b) Emergency Equipment - A power unit requiring fuses - missing a spare fuse for a required part or accessory (e.g., lamps required by 393.11, ABS lights or low air warning light). 3 0 2
396.5(b) Oil and/or grease leak 3 0 3
392.2WC Wheel (Mud) Flaps missing or defective 2 0 1
393.11 No or defective lighting devices or reflective material as required 2 0 3
393.207(a) Axle positioning parts defective/missing 2 1 7
393.55(c)(1) Truck Tractor manufactured on or after March 1, 1997 not equipped with an antilock brake system. 2 0 4
393.55(d)(1) CMV not equipped with ABS malfunction circuit or signal (Truck-Tractor mfg on/after 3/1/1997; Straight Truck mfg on/after 3/1/1998) 2 0 4
393.75(a) Flat tire or fabric exposed 2 2 8
393.78 Wipers - Inoperative / missing / damaged wipers. 2 0 1
392.9(a) Failing to secure load 1 1 1
392.9(a)(2) Failing to secure vehicle equipment 1 1 1
393.100(a) No or improper load securement 1 1 1
393.205(c) Wheel fasteners loose and/or missing 1 1 2
393.209(e) Power steering violations 1 0 6
393.45 Brake tubing and hose adequacy 1 1 4
393.45(d) Brake connections with leaks or constrictions 1 0 4
393.45DLPC Brake Connections with Leaks - Connection to Power Unit 1 0 4
393.48(a) Inoperative/defective brakes 1 0 4
393.55(c)(2) CMV other than truck-tractor manufactured on or after March 1, 1998 not equipped with an antilock brake system. 1 0 4
393.60(d) Windshield / Windows - Tinting permits less than 70% of light transmittance. 1 0 1
393.75(a)(1) Tire-ply or belt material exposed 1 1 8
393.75(a)(3) Tire-flat and/or audible air leak 1 1 8
393.75(b) Tire-front tread depth less than 4/32 of inch on a major tread groove 1 0 8
393.75(c) Tire-other tread depth less than 2/32 of inch measured in a major tread groove 1 0 8
393.88 Television/video display device - Improperly located. 1 0 2
393.95(f) Emergency Equipment - Stopped vehicle warning devices missing or improper. 1 0 2
393.9T Inoperable tail lamp 1 0 6
393.9TS Inoperative turn signal 1 1 6
396.5A-HNLOW Hubs - No visible or measurable lubricant showing in the hub - outer wheel 1 0 2

Inspection History

Vehicle Inspections: 23

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 373 40 640
TotW TiW
=
640 40
= 16.00
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.

  • 10/4/2024 (Non-Ratable Review)
  • 25
    • 1
    • 24
  • : 2

*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

Enforcement Cases

(Six years as of 03/21/2026 updated monthly from FMCSA )

Tools/Resources

SMS Methodology How to Improve Request a Data Review
For U.S. DOT# 1946178
Complete SMS Profile Carrier History Downloads